10-2011, Rev. 1011
www.te.com
© 2011 Tyco Electronics Corporation,
a TE Connectivity Ltd. company
Datasheets and product specification
according to IEC 61810-1 and to be used
only together with the ‘Definitions’ section.
Datasheets and product data is subject to the
terms of the disclaimer and all chapters of
the ‘Definitions’ section, available at
http://relays.te.com/definitions
Datasheets, product data, ‘Definitions’ sec-
tion, application notes and all specifications
are subject to change.
1
Potter & Brumfield
General Purpose Relays
PCB Relays
Miniature PCB Relay T77
Coil Data
Coil voltage range 5 to 48VDC
Operative range, IEC 61810 2
Coil insulation system according UL Class E, F
Coil versions, DC coil, sensitive type, 200mW
Coil Rated Operate Release Coil Rated coil
code voltage voltage voltage resistance power
VDC VDC VDC Ω±10% mW
003 3 2.25 0.15 45 200
005 5 3.75 0.25 125 200
006 6 4.5 0.3 180 200
009 9 6.75 0.45 405 200
012 12 9 0.6 720 200
024 24 18 1.2 2880 200
048 48 36 2.4 11520 200
All figures are given for coil without pre-energization, at ambient temperature +23°C
Coil versions, DC coil, standard type, 450mW
Coil Rated Operate Release Coil Rated coil
code voltage voltage voltage resistance power
VDC VDC VDC Ω±10% mW
003 3 2.1 0.15 20 450
005 5 3.5 0.25 55.6 450
006 6 4.2 0.3 80 450
009 9 6.3 0.45 180 450
012 12 8.4 0.6 320 450
024 24 16.8 1.2 1280 450
048 48 33.6 2.4 5120 450
All figures are given for coil without pre-energization, at ambient temperature +23°C
n 3 to 10A rating
n Small size
n Creepage spacings of 6.5mm between coil and contacts
n 4,000Vrms coil to contact dielectric strength
n UL Class F approved insulation system
Typical applications
Appliances, HVAC, industrial control
Approvals
VDE 40010327, UL E29244
Technical data of approved types on request
Contact Data
Contact arrangement 1 form A, 1 NO
Rated voltage 30VDC, 250VAC
Max. switching voltage 30VDC, 277VAC
Rated current 3 to 10A
Contact material 3A type: Ag
10A type: AgCdO
Min. recommended contact load 100mA at 5VDC
Frequency of operation 360 ops./h
Operate/release time max. 10ms/4ms
Electrical endurance
3A type 3A, 250VAC res., -30°C to +55°C 100x103 ops.
5A type 5A, 250VAC res., -30°C to +40°C 100x103 ops.
5A, 250VAC res, -30°C to +85°C 10x103 ops.
10A type 10A, 250VAC res., -30°C to +55°C 100x103 ops.
10A, 250VAC res., -30°C to +85°C 10x103 ops.
Contact ratings 3A type: 3A 250VAC
5A type: 5A 250VAC
10A type: 10A 250VAC
Mechanical endurance, DC coil 10x106 operations
421
Dimensions are shown for
reference purposes only.
Dimensions are in inches over
(millimeters) unless otherwise
specified.
Specifications and availability
subject to change.
www.tycoelectronics.com
Technical support:
Refer to inside back cover.
P&B
Catalog 1308242
Issued 3-03 (PDF Rev. 11-04)
Outline Dimensions Wiring Diagram (Bottom View)
1 Form A
Suggested PC Board Layout (Bottom View)
.716
(18.20)
.57
(14.70)
.40
(10.20)
2 PLACES
.017 X .017
(.45 X .45)
2 PLACES
.04 X .011
(1.0 X .30)
.16
(4.0)
*Not suitable for immersion cleaning processes.
Our authorized distributors are more likely to maintain the following items in stock for immediate delivery.
T77V1D3-12
T77V1D3-24
T77V1D10-12
T77V1D10-24
T77S1D3-12
T77S1D3-24
T77S1D10-12
T77S1D10-24
.100
(2.54)
.50
(12.7)
.30
(7.6)
4 - .051(1.3)Ø
12
10
8
6
4
2
0 .1 0.2 0.3 0.4 0.5 0.6 0.7
0 .1 0.2 0.3 0.4 0.5 0.6 0.7
Coil Power (W)
Coil Power (W)
Time (msec)
60
50
40
30
20
10
Temp. Rise (Deg.)
Release Time
Operate Time
100
Contact Current (A)
Operation (x 10
4
)
10
1
0123 45 67 89 10
Contact Rating 10,
120VAC Res.
Contact Rating 3,
250VAC Res.
Figure 1 - Coil Temperature Rise Operate Time Life Expectancy
Note: Graphical data should not be used as a substitute for specific application verification. To be used for estimates only.
Ordering Information
Typical Part Number BT77 V 1 D 10 -24
1. Basic Series:
T77 = Miniature PCB relay.
2. Enclosure:
V = Vented (Flux-tight)*
S =
Immersion cleanable case
3. Contact Arrangement:
1 = (SPST-NO)
4. Coil Input:
D = DC Voltage
5. Contact Rating:
3 = 3A 10 = 10A
6. Coil Voltage:
03 = 3VDC 05 = 5VDC 12 = 12VDC 24 = 24VDC
Coil temperature riseOperate time
421
Dimensions are shown for
reference purposes only.
Dimensions are in inches over
(millimeters) unless otherwise
specified.
Specifications and availability
subject to change.
www.tycoelectronics.com
Technical support:
Refer to inside back cover.
P&B
Catalog 1308242
Issued 3-03 (PDF Rev. 11-04)
Outline Dimensions Wiring Diagram (Bottom View)
1 Form A
Suggested PC Board Layout (Bottom View)
.716
(18.20)
.57
(14.70)
.40
(10.20)
2 PLACES
.017 X .017
(.45 X .45)
2 PLACES
.04 X .011
(1.0 X .30)
.16
(4.0)
*Not suitable for immersion cleaning processes.
Our authorized distributors are more likely to maintain the following items in stock for immediate delivery.
T77V1D3-12
T77V1D3-24
T77V1D10-12
T77V1D10-24
T77S1D3-12
T77S1D3-24
T77S1D10-12
T77S1D10-24
.100
(2.54)
.50
(12.7)
.30
(7.6)
4 - .051(1.3)Ø
12
10
8
6
4
2
0 .1 0.2 0.3 0.4 0.5 0.6 0.7
0 .1 0.2 0.3 0.4 0.5 0.6 0.7
Coil Power (W)
Coil Power (W)
Time (msec)
60
50
40
30
20
10
Temp. Rise (Deg.)
Release Time
Operate Time
100
Contact Current (A)
Operation (x 10
4
)
10
1
0123 45 67 89 10
Contact Rating 10,
120VAC Res.
Contact Rating 3,
250VAC Res.
Figure 1 - Coil Temperature Rise Operate Time Life Expectancy
Note: Graphical data should not be used as a substitute for specific application verification. To be used for estimates only.
Ordering Information
Typical Part Number BT77 V 1 D 10 -24
1. Basic Series:
T77 = Miniature PCB relay.
2. Enclosure:
V = Vented (Flux-tight)*
S =
Immersion cleanable case
3. Contact Arrangement:
1 = (SPST-NO)
4. Coil Input:
D = DC Voltage
5. Contact Rating:
3 = 3A 10 = 10A
6. Coil Voltage:
03 = 3VDC 05 = 5VDC 12 = 12VDC 24 = 24VDC
421
Dimensions are shown for
reference purposes only.
Dimensions are in inches over
(millimeters) unless otherwise
specified.
Specifications and availability
subject to change.
www.tycoelectronics.com
Technical support:
Refer to inside back cover.
P&B
Catalog 1308242
Issued 3-03 (PDF Rev. 11-04)
Outline Dimensions Wiring Diagram (Bottom View)
1 Form A
Suggested PC Board Layout (Bottom View)
.716
(18.20)
.57
(14.70)
.40
(10.20)
2 PLACES
.017 X .017
(.45 X .45)
2 PLACES
.04 X .011
(1.0 X .30)
.16
(4.0)
*Not suitable for immersion cleaning processes.
Our authorized distributors are more likely to maintain the following items in stock for immediate delivery.
T77V1D3-12
T77V1D3-24
T77V1D10-12
T77V1D10-24
T77S1D3-12
T77S1D3-24
T77S1D10-12
T77S1D10-24
.100
(2.54)
.50
(12.7)
.30
(7.6)
4 - .051(1.3)Ø
12
10
8
6
4
2
0 .1 0.2 0.3 0.4 0.5 0.6 0.7
0 .1 0.2 0.3 0.4 0.5 0.6 0.7
Coil Power (W)
Coil Power (W)
Time (msec)
60
50
40
30
20
10
Temp. Rise (Deg.)
Release Time
Operate Time
100
Contact Current (A)
Operation (x 10
4
)
10
1
0123 45 67 89 10
Contact Rating 10,
120VAC Res.
Contact Rating 3,
250VAC Res.
Figure 1 - Coil Temperature Rise Operate Time Life Expectancy
Note: Graphical data should not be used as a substitute for specific application verification. To be used for estimates only.
Ordering Information
Typical Part Number BT77 V 1 D 10 -24
1. Basic Series:
T77 = Miniature PCB relay.
2. Enclosure:
V = Vented (Flux-tight)*
S =
Immersion cleanable case
3. Contact Arrangement:
1 = (SPST-NO)
4. Coil Input:
D = DC Voltage
5. Contact Rating:
3 = 3A 10 = 10A
6. Coil Voltage:
03 = 3VDC 05 = 5VDC 12 = 12VDC 24 = 24VDC
Electrical endurance
420
Dimensions are shown for
reference purposes only.
Dimensions are in inches over
(millimeters) unless otherwise
specified.
Specifications and availability
subject to change.
P&B
Catalog 1308242
Issued 3-03 (PDF Rev. 11-04)
www.tycoelectronics.com
Technical support:
Refer to inside back cover.
Coil Data @ 20°C
Voltage: 3 to 24VDC.
Nominal Coil Power: Contact rating 3 = 200mW.
Contact rating 10 = 450mW.
Coil Temperature Rise: Contact rating 3 = 35°C max.
Contact rating 10 = 40°C max.
Max. Coil Power: 120% of nominal.
Duty Cycle: Continuous.
Features
• Small size for high density PC board mounting.
• 1 Form A contact arrangements.
• Creepage spacings of 6.5mm between contact and coil.
• Ideal for appliance, office equipment.
• 4,000VAC dielectric strength between contact and coil.
• UL Class F (155°C) approved insulation system.
File E29244
File LR48471
Coil Data @ 20°C
T77 series
10 Amp Miniature
PC Board Relay
Initial Insulation Resistance
Between Mutually Insulated Elements: 108 ohms, min. @ 500VDC.
Initial Dielectric Strength
Between Open Contacts: 750VAC 50/60 Hz. (1 minute).
Between Coil and Contacts: 4,000VAC 50/60 Hz. (1 minute).
Rated Coil Must Must
Coil Resistance Operate Release
Voltage (Ohms) ±10% Voltage Voltage
(VDC) Contact Rating 3 Contact Rating 10 (VDC) (VDC)
3 45 20 2.25 0.15
5 125 55 3.75 0.25
12 720 320 9.00 0.60
24 2,800 1,280 18.00 1.20
Mechanical Data
Termination: Printed circuit board.
Enclosures (94V-0 Flammability Ratings):
T77S: Immersion cleanable.
T77V: Vented, flux-tight, plastic cover.
Weight: 0.36 oz. (9g).
Environmental Data
Temperature Range: Storage: -40°C to +130°C.
Operating: Contact Rating 3: -40°C to +105°C.
Contact Rating 10: -40°C to +85°C.
Vibration: Mechanical: 10 to 55 Hz., 1.5mm double amplitude.
Operational: 10 to 55 Hz., 1.5mm double amplitude.
Shock: Mechanical: 100g min.
Operational: 10g min.
Operating Humidity: 45 to 85% RH.
Operate Data @ 20°C
Operate Time: 10 ms, max. (excluding bounce).
Release Time: 4 ms, max. (excluding bounce).
Contact Data @ 20°C
Arrangements: 1 Form A (SPST-NO).
Material: Contact rating 3 - Silver.
Contact rating 10 - Silver alloy.
Max. Switching Rate: 300 ops./min. (no load).
30 ops./min. (rated load).
Expected Mechanical Life: 10 million operations.
Expected Electrical Life: 100,000 operations.
Minimum Contact Load: 10mA @ 5VDC.
Initial Contact Resistance: 100 milliohms max. @ 100mA, 6VDC.
*Denotes test at 70°C ambient temperature.
**Denotes test at 85°C ambient temperature.
***Denotes test at 105°C ambient temperature.
Contact Ratings @ 20°C with relay properly vented. Remove vent
nib after soldering and cleaning.
Contact UL/CSA Ratings Type Operations
Rating
3 3A @ 277VAC Resistive 6,000
10LRA/1.5FLA @ 120VAC Motor 30,000**
5.4LRA/0.9FLA @ 240VAC Motor 30,000**
3LRA/1.5FLA @ 120VAC Motor 100,000*
3A @ 250VAC Resistive 100,000
3A @ 250VAC UL General Purpose 100,000
3A @ 30VDC Resistive 100,000
2A @ 120VAC Gen. Purpose 100,000***
3A @ 120VAC Resistive 100,000***
10 10LRA/1.5FLA @ 120VAC Motor 30,000**
5.4LRA/0.9FLA @ 240VAC Motor 30,000**
10A @ 250VAC Resistive 100,000
10A @ 30VDC Resistive 100,000
10A @ 250VAC UL General Purpose 200,000
Users should thoroughly review the technical data before selecting a product part
number. It is recommended that user also seek out the pertinent approvals files of
the agencies/laboratories and review them to ensure the product meets the
requirements for a given application.
ZV
10-2011, Rev. 1011
www.te.com
© 2011 Tyco Electronics Corporation,
a TE Connectivity Ltd. company
Datasheets and product specification
according to IEC 61810-1 and to be used
only together with the ‘Definitions’ section.
Datasheets and product data is subject to the
terms of the disclaimer and all chapters of
the ‘Definitions’ section, available at
http://relays.te.com/definitions
Datasheets, product data, ‘Definitions’ sec-
tion, application notes and all specifications
are subject to change.
2
Potter & Brumfield
General Purpose Relays
PCB Relays
Miniature PCB Relay T77 (Continued)
Insulation Data
Initial dielectric strength
between open contacts 750Vrms
between contact and coil 4000Vrms
Clearance/creepage
between contact and coil >3.2/6.4mm
Other Data
Material compliance: EU RoHS/ELV, China RoHS, REACH, Halogen content
refer to the Product Compliance Support Center at
www.te.com/customersupport/rohssupportcenter
Ambient temperature 3A type: -30°C to +105°C
5A and 10A type: -30°C to +85°C
Category of environmental protection
IEC 61810 RTII - dust protected
RTIII - wash tight
Shock resistance (functional) 10g
Shock resistance (destructive) 100g
Weight 9g
Resistance to soldering heat THT
IEC 60068-2-20 RTII: 270°C/10s
RTIII: 260°C/5s
Packaging/unit Tray/100, carton box/1000
Dimensions
PCB layout
Bottom view on solder pins
421
Dimensions are shown for
reference purposes only.
Dimensions are in inches over
(millimeters) unless otherwise
specified.
Specifications and availability
subject to change.
www.tycoelectronics.com
Technical support:
Refer to inside back cover.
P&B
Catalog 1308242
Issued 3-03 (PDF Rev. 11-04)
Outline Dimensions Wiring Diagram (Bottom View)
1 Form A
Suggested PC Board Layout (Bottom View)
.716
(18.20)
.57
(14.70)
.40
(10.20)
2 PLACES
.017 X .017
(.45 X .45)
2 PLACES
.04 X .011
(1.0 X .30)
.16
(4.0)
*Not suitable for immersion cleaning processes.
Our authorized distributors are more likely to maintain the following items in stock for immediate delivery.
T77V1D3-12
T77V1D3-24
T77V1D10-12
T77V1D10-24
T77S1D3-12
T77S1D3-24
T77S1D10-12
T77S1D10-24
.100
(2.54)
.50
(12.7)
.30
(7.6)
4 - .051(1.3)Ø
12
10
8
6
4
2
0 .1 0.2 0.3 0.4 0.5 0.6 0.7
0 .1 0.2 0.3 0.4 0.5 0.6 0.7
Coil Power (W)
Coil Power (W)
Time (msec)
60
50
40
30
20
10
Temp. Rise (Deg.)
Release Time
Operate Time
100
Contact Current (A)
Operation (x 10
4
)
10
1
0123 45 67 89 10
Contact Rating 10,
120VAC Res.
Contact Rating 3,
250VAC Res.
Figure 1 - Coil Temperature Rise Operate Time Life Expectancy
Note: Graphical data should not be used as a substitute for specific application verification. To be used for estimates only.
Ordering Information
Typical Part Number BT77 V 1 D 10 -24
1. Basic Series:
T77 = Miniature PCB relay.
2. Enclosure:
V = Vented (Flux-tight)*
S =
Immersion cleanable case
3. Contact Arrangement:
1 = (SPST-NO)
4. Coil Input:
D = DC Voltage
5. Contact Rating:
3 = 3A 10 = 10A
6. Coil Voltage:
03 = 3VDC 05 = 5VDC 12 = 12VDC 24 = 24VDC
421
Dimensions are shown for
reference purposes only.
Dimensions are in inches over
(millimeters) unless otherwise
specified.
Specifications and availability
subject to change.
www.tycoelectronics.com
Technical support:
Refer to inside back cover.
P&B
Catalog 1308242
Issued 3-03 (PDF Rev. 11-04)
Outline Dimensions Wiring Diagram (Bottom View)
1 Form A
Suggested PC Board Layout (Bottom View)
.716
(18.20)
.57
(14.70)
.40
(10.20)
2 PLACES
.017 X .017
(.45 X .45)
2 PLACES
.04 X .011
(1.0 X .30)
.16
(4.0)
*Not suitable for immersion cleaning processes.
Our authorized distributors are more likely to maintain the following items in stock for immediate delivery.
T77V1D3-12
T77V1D3-24
T77V1D10-12
T77V1D10-24
T77S1D3-12
T77S1D3-24
T77S1D10-12
T77S1D10-24
.100
(2.54)
.50
(12.7)
.30
(7.6)
4 - .051(1.3)Ø
12
10
8
6
4
2
0 .1 0.2 0.3 0.4 0.5 0.6 0.7
0 .1 0.2 0.3 0.4 0.5 0.6 0.7
Coil Power (W)
Coil Power (W)
Time (msec)
60
50
40
30
20
10
Temp. Rise (Deg.)
Release Time
Operate Time
100
Contact Current (A)
Operation (x 10
4
)
10
1
0123 45 67 89 10
Contact Rating 10,
120VAC Res.
Contact Rating 3,
250VAC Res.
Figure 1 - Coil Temperature Rise Operate Time Life Expectancy
Note: Graphical data should not be used as a substitute for specific application verification. To be used for estimates only.
Ordering Information
Typical Part Number BT77 V 1 D 10 -24
1. Basic Series:
T77 = Miniature PCB relay.
2. Enclosure:
V = Vented (Flux-tight)*
S =
Immersion cleanable case
3. Contact Arrangement:
1 = (SPST-NO)
4. Coil Input:
D = DC Voltage
5. Contact Rating:
3 = 3A 10 = 10A
6. Coil Voltage:
03 = 3VDC 05 = 5VDC 12 = 12VDC 24 = 24VDC
Terminal assignment
Bottom view on solder pins
421
Dimensions are shown for
reference purposes only.
Dimensions are in inches over
(millimeters) unless otherwise
specified.
Specifications and availability
subject to change.
www.tycoelectronics.com
Technical support:
Refer to inside back cover.
P&B
Catalog 1308242
Issued 3-03 (PDF Rev. 11-04)
Outline Dimensions Wiring Diagram (Bottom View)
1 Form A
Suggested PC Board Layout (Bottom View)
.716
(18.20)
.57
(14.70)
.40
(10.20)
2 PLACES
.017 X .017
(.45 X .45)
2 PLACES
.04 X .011
(1.0 X .30)
.16
(4.0)
*Not suitable for immersion cleaning processes.
Our authorized distributors are more likely to maintain the following items in stock for immediate delivery.
T77V1D3-12
T77V1D3-24
T77V1D10-12
T77V1D10-24
T77S1D3-12
T77S1D3-24
T77S1D10-12
T77S1D10-24
.100
(2.54)
.50
(12.7)
.30
(7.6)
4 - .051(1.3)Ø
12
10
8
6
4
2
0 .1 0.2 0.3 0.4 0.5 0.6 0.7
0 .1 0.2 0.3 0.4 0.5 0.6 0.7
Coil Power (W)
Coil Power (W)
Time (msec)
60
50
40
30
20
10
Temp. Rise (Deg.)
Release Time
Operate Time
100
Contact Current (A)
Operation (x 10
4
)
10
1
0123 45 67 89 10
Contact Rating 10,
120VAC Res.
Contact Rating 3,
250VAC Res.
Figure 1 - Coil Temperature Rise Operate Time Life Expectancy
Note: Graphical data should not be used as a substitute for specific application verification. To be used for estimates only.
Ordering Information
Typical Part Number BT77 V 1 D 10 -24
1. Basic Series:
T77 = Miniature PCB relay.
2. Enclosure:
V = Vented (Flux-tight)*
S =
Immersion cleanable case
3. Contact Arrangement:
1 = (SPST-NO)
4. Coil Input:
D = DC Voltage
5. Contact Rating:
3 = 3A 10 = 10A
6. Coil Voltage:
03 = 3VDC 05 = 5VDC 12 = 12VDC 24 = 24VDC
Product code structure Typical product code T77 V 1 D 10 -12
Type
T77 Miniature PCB Relay T77
Category of protection
V Flux proof S Wash tight
Contact arrangement
1 1 Form A, 1NO
Coil input
D DC coil
Contact rating and coil power
450 mWcoil power 200mW coil power
5 5A type, coil power 450mW 3 3A type, coil power 200mW
10 10A type, coil power 450mW
Coil voltage
Coil code: please refer to coil versions table (e.g. 12 = 12VDC)
Insulation system
Blank UL Class 155 (F) A UL Class 120 (E)
Special types
Blank Standard
Product code Enclosure Contact rating Cont.material Coil voltage Coil power Part number
T77S1D3-05 Wash tight 3A Ag 5VDC 200mW 1-1393194-3
T77V1D3-12 Flux proof 3A Ag 12VDC 200mW 2-1393194-6
T77S1D3-12 Wash tight 3A Ag 12VDC 200mW 1-1393194-5
T77V1D3-24 Flux proof 3A Ag 24VDC 200mW 2-1393194-7
T77S1D3-24 Wash tight 3A Ag 24VDC 200mW 1-1393194-6
T77V1D10-05 Flux proof 10A AgCdO 5VDC 450mW 1-1393194-8
T77S1D10-05 Wash tight 10A AgCdO 5VDC 450mW 1393194-7
T77V1D10-09 Flux proof 10A AgCdO 9VDC 450mW 1440005-1
T77S1D10-03 Wash tight 10A AgCdO 3VDC 450mW 1393194-6
T77V1D10-12 Flux proof 10A AgCdO 12VDC 450mW 1-1393194-9
T77S1D10-12 Wash tight 10A AgCdO 12VDC 450mW 1393194-9
T77V1D10-24 Flux proof 10A AgCdO 24VDC 450mW 2-1393194-1
T77S1D10-24 Wash tight 10A AgCdO 24VDC 450mW 1-1393194-0
