CT
364
CT-RELAYS
ULTRA SMALL
AUTOMOTIVE RELAY
Twin type (8 terminals)
Slim 1c type
17.4
.685
13.5
.531
14
.551
17.4
.685
7.2
.283
13.5
.531
mm inch
FEATURES
• Ultra small size
Twin type: 17.4(L)
×
14.0(W)
×
13.5(H)mm
.685(L)
×
.551(W)
×
.531(H)inch
Slim 1c type: 17.4(L)
×
7.2(W)
×
13.5(H)mm
.685(L)
×
.283(W)
×
.531(H)inch
• Twin (1 Form C
×
2)
F orward/re verse motor control is possib le
with a single relay.
• Simple footprint enables ease of PC
board layout
Coil
terminal
Contact
terminal
= 8 terminals
10 terminals layout
SPECIFICATIONS
Contact
Coil
Characteristics
Arrangement 1 Form C
×
2 (H bridge),
1 Form C
Contact material Silver alloy
Initial contact resistance, max.
(By voltage drop 6 V DC 1 A) 100m
Ω
Initial contact voltage drop, max. 0.2 V (at 10 A switching)
Rating
Nominal switching
capacity N.O.: 20 A 14 V DC
N.C.: 10 A 14 V DC
Max. carrying current 35 A for 2 minutes,
25 A for 1 hour
(14 V, at 20
°
C 68
°
F)
Expected life
(min. operation)
Mechanical (at 120 cpm) Min. 10
7
Electrical Resistive load Min. 10
5
*
1
Motor load Min. 2
×
10
5
*
2
Min. 10
5
*
3
Nominal operating power 800 mW
Max. operating speed
(at nominal switching capacity) 6 cpm
Initial insulation resistance*
4
Min. 100 M
Ω
(at 500 V DC)
Initial
breakdown
voltage*
5
Between open
contacts 500 Vrms for 1 min.
Between contacts
and coil 500 Vrms for 1 min.
Operate time*
6
(at nominal voltage) (at 20
°
C 68
°
F)Max. 10ms (Initial)
Release time (without diode)*
6
(at nominal voltage) (at 20
°
C 68
°
F)Max. 10ms (Initial)
Shock resistance Functional*
7
Min. 100 m/s
2
{10G}
Destructive*
8
Min. 1,000 m/s
2
{100G}
Vibration
resistance
Functional*
9
10 to 100 Hz,
Min. 44.1m/s
2
{4.5G}
Destructive*
10
10 to 500 Hz,
Min. 44.1m/s
2
{4.5G}
Conditions for opera-
tion, transport and stor-
age*
11
(Not freezing and
condensing at low tem-
perature)
Ambient
temp –40
°
C to +85
°
C
–40
°
F to +185
°
F
Humidity 5 to 85% R.H.
Unit weight Approx. 8.0g .28oz (Twin type)
Approx. 4.0g .14oz (Slim 1c type)
Remarks
* Specifications will vary with foreigh standards certification ratings.
*
1
At nominal switching capacity, operating frequency: 1s ON, 9s OFF
*
2
N.O .: at 5 A (steady), 25 A (inrush)/N.C.: at 20 A (brake) 14 V DC, operating fre-
quency: 0.5s ON, 9.5s OFF
*
3
At 25A 14 V DC (Motor lock), operating frequency: 0.5s ON, 9.5s OFF
*
4
Measurement at same location as "Initial breakdown voltage " section
*
5
Detection current: 10mA
*
6
Excluding contact bounce time
*
7
Half-wave pulse of sine wave: 11ms; detection: 10
µ
s
*
8
Half-wave pulse of sine wave: 6ms
*
9
Detection time: 10
µ
s
*
10
Time of vibration for each direction;
X, Y, direction: 2 hours
Z direction: 4 hours
*
11
Refer to 5. Conditions for operation, transport and storage mentioned in
AMBIENT ENVIRONMENT (Page 61)
XY
Z
TYPICAL
APPLICATIONS
• Power windows
• Auto door lock
• Power sunroof
• Electrically powered mirrors
ORDERING INFORMATION
CT 1 12AEx.
Contact arrangement
1: 1 Form C
2: 1 Form C × 2 (8 terminals type)
5: 1 Form C × 2 (10 terminals type)
Product name
CT
Standard packing; 1 Form C: Carton(tube package) 30pcs. Case 1,500pcs.
1 Form C × 2: Carton(tube package) 30pcs. Case 900pcs.
12: 12
Coil voltage (V DC)
CT
365
TYPES AND COIL DATA
(at 20
°
C 68
°
F)
DIMENSIONS
1. Twin type (8 terminals)
Contact
arrangement Part No. Nominal
voltage,
V DC
Pick-up
voltage,
V DC (max.)
Drop-out
voltage,
V DC (min.)
Coil
resistance,
Ω
(
±
10%)
Nominal
operating
current,
mA (
±
10%)
Nominal
operating
power,
mW
Usable
voltage range,
V DC
1c ACT112 12 (Initial)
7.2 (Initial)
1.0 180 53.3 800 10 to 16
1c
×
2
(8 terminals type) ACT212 12 (Initial)
7.2 (Initial)
1.0 180 53.3 800 10 to 16
1c
×
2
(10 terminals type) ACT512 12 (Initial)
7.2 (Initial)
1.0 180 53.3 800 10 to 16
JAPAN
0.4
.016
3.5
.138 1
.039 1
.039 0.3
.012
Max. 1.0
.039
*A
Pre-soldering
Sealed by epoxy resin
1.25
.049
3.15
.124
3
.118
1.45
.057
13.5
.5310.4
.016
0.8
.031
0.4
.016 0.4
.016
9.5
.374
4.3
.169
2.5
.098
4.3
.169
14
.551
17.4
.685
15
.591
6.8
.268
1
.039
6
.236
mm inch
* Dimensions (thickness and width) of terminal specified in this catalog is measured before pre-soldering.
Intervals between terminals is measured at A surface level.
PC board pattern (Bottom view)
Tolerance:
±
0.1
±
.004
Schematic (Bottom view)
3.15
.124
4.3
.169
4.3
.169
2.5
.098
6.8
.268
4-1.4 dia
4-.055 dia
+0.1
0+0.04
0
4-1.1 dia
4-.043 dia
+0.1
0+0.04
0
9.5
.374
6
.236
3
.118
15
.591
NC
NO
COM
COM
COIL
COIL
2. Twin type (10 terminals)
JAPAN
JAPAN
0.4
.016
3.5
.138 1
.039 1
.039 0.3
.012
Max. 1.0
.039
*A
Pre-soldering
Sealed by epoxy resin
0.8
.031
1.25
.049
6.8
.268 3.15
.124
3.15
.124
0.65
.026
0.65
.026
1.45
.057
17.4
.685
13.5
.531
0.4
.016
0.4
.016 0.4
.016
14
.551
9.5
.374
6
.236
15
.591
4.3
.169
2.5
.098
4.3
.169
1
.039
* Dimensions (thickness and width) of terminal specified in this catalog is measured before pre-soldering.
Intervals between terminals is measured at A surface level.
PC board pattern (Bottom view)
Tolerance:
±
0.1
±
.004
Schematic (Bottom view)
3.15
.124
3.15
.124
0.65
.026
0.65
.026
4.3
.169
4.3
.169
2.5
.098
6.8
.268
9.5
.374
6
.236
15
.591
6-1.4 dia
6-.055 dia
+0.1
0+0.04
0
4-1.1 dia
4-.043 dia
+0.1
0+0.04
0
COM
NO
COM
NO
NC
NC
COIL
COIL
Dimension: Tolerance
Max. 1mm .039 inch:
±
0.1
±
.004
1 to 3mm .039 to .118 inch:
±
0.2
±
.008
Min. 3mm .118 inch:
±
0.3
±
.012
Dimension: Tolerance
Max. 1mm .039 inch:
±
0.1
±
.004
1 to 3mm .039 to .118 inch:
±
0.2
±
.008
Min. 3mm .118 inch:
±
0.3
±
.012
CT
366
3. Slim 1c type
JAPAN
0.4
.016
3.5
.138 1
.039 1
.039 0.3
.012
Max. 1.0
.039
*A
Pre-soldering
Sealed by epoxy resin
1.25
.049
3.15
.124
1.45
.057
13.5
.531
0.4
.016
0.8
.031
0.4
.016 0.4
.016
9.5
.374
4.3
.169
7.2
.283
17.4
.685
1
.039
0.65
.006
6
.236
15
.591
mm inch
* Dimensions (thickness and width) of terminal specified in this catalog is measured before pre-soldering.
Intervals between terminals is measured at A surface level.
PC board pattern (Bottom view)
Tolerance:
±
0.1
±
.004
Schematic (Bottom view)
3.15
.124 4.3
.169
2-1.1 dia.
2-.043 dia.
+0.1
0+0.04
0
3-1.4 dia.
3-.055 dia.
15
.591
0.65
.026
9.5
.374
6
.236
NO
COM NC
COIL
EXAMPLE OF CIRCUIT
Forward/reverse control circuits of DC
motor for power windows 12 V DC Tr 1
Tr 2
NO
NC
COM
COM
M
NO
NC
MPower window motor
REFERENCE DATA
1-(1). Coil temperature rise (at 20
°
C 68
°
F)
Sample: ACT212, 3pcs
Contact carrying current: 0A, 10A, 20A
1-(2). Coil temperature rise (at 85
°
C 185
°
F)
Sample: ACT212, 3pcs
Contact carrying current: 0A, 10A, 20A
0
20
40
60
80
100
120
140
12 14 16
20A
10A
0A
Coil applied voltage, V
Temperature rise, °C
0
20
40
60
80
100
120
140
12 14 16
20A
10A
0A
Coil applied voltage, V
Temperature rise, °C
2-(1). Electrical life test (Motor load)
Tested sample: ACT212, 3pcs.
Load: 5A steady, Inrush 25A, 14V DC
Operating frequency: ON 0.5s, OFF 9.5s
2-(2). Electrical life test (Motor lock)
Tested sample: ACT212, 3pcs.
Load: 25A, 14V DC
Operating frequency: ON 0.5s, OFF 9.5s
M
Tested sample
Circuit
0
2
4
6
8
10
01020
X
X
Max.
Max.
Min.
Min.
Pick-up and drop-out voltage, V
No. of operations, × 104
Pick-up voltage
Drop-out voltage
0
2
4
6
8
10
010
X
X
Max.
Max.
Min.
Min.
Pick-up and drop-out voltage, V
No. of operations, × 104
Pick-up voltage
Drop-out voltage
For Cautions for use, see Relay Technical Information (Page 48 to 76).
Dimension: Tolerance
Max. 1mm .039 inch:±0.1 ± .004
1 to 3mm .039 to .118 inch:±0.2 ± .008
Min. 3mm .118 inch:±0.3 ± .012
9/1/2000 All Rights Reserved, © Copyright Matsushita Electric Works, Ltd.
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