6-60 Volt DC Surface Mount, PolyTron™ PTC Devices
PolyTronPTS1812 Series
0111 BU-SB11017 Page 1 of 4 Data Sheet 4398
1812 Surface Mount Device
Description
PolyTron™ surface mount PTC device
6 to 60 volts
Current ratings from 0.1 to 3.0 amps
Fast time-to-trip
Low resistance
Halogen free
Lead free
RoHS compliant
Notes: Ihold – Hold current: Maximum current device will pass without interruption in 23°C still air.
Itrip Trip current: Minimum current that will switch the device from low resistance to high resistance in 23°C still air.
Vmax: Maximum continuous voltage device can withstand without damage at rated current.
Imax: Maximum fault current device can withstand without damage at rated voltage.
Pd: Power dissipated from device when in the tripped state in 23°C still air.
Ri(min.): Minimum resistance of device as supplied at 23°C unless otherwise specified.
Ri(max.): Maximum resistance of device as supplied at 23°C unless otherwise specified.
R1(max.): Maximum resistance of device when measured one hour post reflow (SMD) or one hour post trip (radial-leaded device) at 23C unless otherwise specified.
Specifications
Ihold Itrip Pd Resistance (Ω) Agency
Catalog Vmax Imax @23°C @23°C Typ. Time to Trip (Max.) Initial (Ri) Post Trip (R1) Information
Number (Vdc) (Amps) (Amps) (Amps) (W) (Amps) (Sec) Min. Max. cURus TUV
PTS181230V010 30 100 0.10 0.30 0.8 0.5 1.5 1.6 15 X X
PTS181260V014 60 10 0.14 0.34 0.8 1.5 0.15 1.5 6 X X
PTS181230V020 30 100 0.20 0.40 0.8 8 0.02 0.8 5 X X
PTS181216V035 16 100 0.35 0.70 0.8 8 0.1 0.32 1.5 X X
PTS181216V050 16 100 0.50 1.00 0.8 8 0.15 0.15 1 X X
PTS181213V075 13.2 100 0.75 1.50 0.8 8 0.2 0.11 0.45 X X
PTS181224V075 24 100 0.75 1.50 0.8 8 0.2 0.11 0.29 X X
PTS181233V075 33 20 0.75 1.50 0.8 8 0.2 0.11 0.4 X X
PTS18128V110 8 100 1.10 2.20 0.8 8 0.3 0.04 0.21 X X
PTS181216V110 16 100 1.10 2.20 0.8 8 0.5 0.06 0.18 X X
PTS181224V110 24 20 1.10 2.20 0.8 8 0.5 0.06 0.2 X X
PTS181233V110 33 20 1.10 2.20 0.8 8 0.5 0.06 0.2 X X
PTS18126V125 6 100 1.25 2.50 0.8 8 0.4 0.05 0.14 X X
PTS181216V125 16 100 1.25 2.50 0.8 8 0.4 0.05 0.14 X X
PTS18128V150 8 100 1.50 3.00 0.9 8 0.3 0.04 0.11 X X
PTS181212V150 12 100 1.50 3.00 0.9 8 0.5 0.04 0.11 X X
PTS181224V150 24 20 1.50 3.00 0.9 8 1.5 0.04 0.12 X X
PTS18128V160 8 100 1.60 3.20 0.8 8 1.0 0.03 0.1 X X
PTS18128V200 8 100 2.00 3.50 1.2 8 2.0 0.02 0.06 X X
PTS18126V260 6 100 2.60 5.00 1.2 8 2.5 0.015 0.047 X X
PTS18126V300 6 100 3.00 5.00 1.2 8 4.0 0.012 0.04 X X
Agency Information
cURus: Recognized Card: File E343021 (Ihold 0.1-3.0A)
TUV File: R 50192872
Part Number System/Ordering
PT S 1812 8V 110
PolyTron™ PTC Device Series
Surface Mount
Dimension Code
Maximum Voltage
Current Holding (Ihold)
Tape and Reel Packaging/Quantities
• PTS181216V035, PTS181216V050, PTS181213V075,
PTS18128V110, PTS18126V125, PTS18128V150,
PTS18128V160, PTS18128V200 - 2000 PTC devices per reel
All Others - 1000 PTC devices per reel
Applications
Medical equipment White goods
Telecommunications Computers and peripherals
Rechargeable battery packs
HALOGEN
HF
FREE
Pb
ABCDE
Part Number Min. Max. Min. Max. Min. Max. Min. Min. Max.
PTS181230V010 4.37 4.73 3.07 3.41 0.50 0.90 0.20 0.15 0.65
PTS181260V014 4.37 4.73 3.07 3.41 0.50 0.90 0.20 0.15 0.65
PTS181230V020 4.37 4.73 3.07 3.41 0.50 0.90 0.20 0.15 0.65
PTS181216V035 4.37 4.73 3.07 3.41 0.28 0.68 0.20 0.15 0.65
PTS181216V050 4.37 4.73 3.07 3.41 0.28 0.68 0.20 0.15 0.65
PTS181213V075 4.37 4.73 3.07 3.41 0.28 0.68 0.20 0.15 0.65
PTS181224V075 4.37 4.73 3.07 3.41 0.60 1.20 0.20 0.15 0.65
PTS181233V075 4.37 4.73 3.07 3.41 0.60 1.20 0.20 0.15 0.65
PTS18128V110 4.37 4.73 3.07 3.41 0.28 0.68 0.20 0.15 0.65
PTS181216V110 4.37 4.73 3.07 3.41 0.60 1.00 0.20 0.15 0.65
PTS181224V110 4.37 4.73 3.07 3.41 0.60 1.00 0.20 0.15 0.65
PTS181233V110 4.37 4.73 3.07 3.41 0.80 1.60 0.20 0.15 0.65
PTS18126V125 4.37 4.73 3.07 3.41 0.28 0.68 0.20 0.15 0.65
PTS181216V125 4.37 4.73 3.07 3.41 0.30 0.90 0.20 0.15 0.65
PTS18128V150 4.37 4.73 3.07 3.41 0.28 0.68 0.20 0.15 0.65
PTS181212V150 4.37 4.73 3.07 3.41 0.60 1.00 0.20 0.15 0.65
PTS181224V150 4.37 4.73 3.07 3.41 0.70 1.50 0.20 0.15 0.65
PTS18128V160 4.37 4.73 3.07 3.41 0.28 0.68 0.20 0.15 0.65
PTS18128V200 4.37 4.73 3.07 3.41 0.35 0.90 0.20 0.15 0.65
PTS18126V260 4.37 4.73 3.07 3.41 0.35 0.90 0.20 0.15 0.65
PTS18126V300 4.37 4.73 3.07 3.41 0.60 1.20 0.20 0.15 0.65
0111 BU-SB11017 Page 2 of 4 Data Sheet 4398
1812 Package
Dimensions - mm
Time to Trip Curves at 23°C
0.01
0.1
1
10
100
0.1 110
TIM E IN SECOND S
Fault Current (A)
A : PTS181230V010
B : PTS181260V014
C: PTS181230V020
D: PTS181216V035
E : PTS181216V050
F:PTS181213V075
PTS181224V075
PTS181233V075
G : PTS18128V110
PTS181216V110
PTS181224V110
PTS181233V110
H: PTS18126V125
PTS181216V125
I: PTS18128V150
PTS181212V150
PTS181224V150
J: PTS18128V160
K : PTS18128V200
L : PTS18126V260
M: PTS18126V300
A
M
L
KJI
H
GFE
DC
B
0111 BU-SB11017 Page 3 of 4 Data Sheet 4398
Recommended Wave Solder Profile
Recommended Land Pattern - mm (in)
Material Composition
Terminal material: Nickel/tin-plated copper
Tc -5°C
t
Max. Ramp Up Rate = 3°C/s
Max. Ramp Down Rate = 6°C/s
Preheat Area
Tsmax
Tsmin
ts
Tp
TL
Temperature
Time
25
Time 25°C to Peak
Supplier Tp>Tc
-
Supplier tp
Tc
User Tp< Tc
-
User tp
Tc-5°C
tp
0.0
25.0
50.0
75.0
100.0
125.0
150.0
175.0
200.0
-40-20 0 20406080100120
Percentage of Derated Current
Temperature (°C)
Thermal Derating Curve
Soldering Methods
Wave Solder
- Reservoir Temperature: 260°C (500°F)
- Recommended time in reservoir: 10 seconds.
Infrared Reflow
- Temperature: 260°C
- Time: 10 seconds maximum at peak temperature.
ABC
3.45 (0.136) 1.78 (0.07) 3.5 (0.138)
Profile Feature Sn-Pb Eutectic Assembly Pb-Free Assembly
Preheat & Soak
Temperature min (Tsmin) 100°C 150°C
Temperature max (Tsmax) 150°C 200°C
Time (Tsmin to Tsmax) (ts) 60-120 seconds 60-120 seconds
Average ramp-up rate (Tsmax to Tp) 3°C/second max. 3°C/second max.
Liquidous temperature (TL) 183°C 217°C
Time at liquidous (tL) 60-150 seconds 60-150 seconds
Peak package body temperature (Tp)* See classification temp in Table 4.1 See classification temp in Table 4.2
Time (tp)** within 5°C of the specified 20** seconds 30** seconds
classification temperature (Tc)
Average ramp-down rate (Tpto Tsmax) 6°C/second max. 6°C/second max.
Time 25°C to peak temperature 6 minutes max. 8 minutes max.
* Tolerance for peak profile temperature (Tp) is defined as a supplier minimum and a user maximum.
** Tolerance for time at peak profile temperature (tp) is defined as a supplier minimum and a user maximum.
Environmental Specifications
Characteristic Value
Operating Temperature Range -40°C to +85°C
Surface Temperature Trip State 125°C max.
Thermal Shock +85°C to -40°C , 10 cycles,
5% typical resistance change
Solvent Resistance MIL-STD-202 Method 215, no change
Humidity Age Test +85°C, 85% RH, 1000 hours
±5% typical resistance change.
Specified temperature (23°C ± 3°C)
Storage Temperature Range -10°C to +40°C
Storage Duration One year
Storage Relative Humidity <_75%
Storage Conditions Keep away from corrosive atmosphere and sunlight
© 2011 Cooper Bussmann
www.cooperbussmann.com
0111 BU-SB11017 Page 4 of 4 Data Sheet 4398
The only controlled copy of this Data Sheet is the electronic read-only version located on the Cooper Bussmann Network Drive. All other copies of this document are by definition uncontrolled. This bulletin is
intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications. Cooper Bussmann reserves the right, without notice, to change
design or construction of any products and to discontinue or limit distribution of any products. Cooper Bussmann also reserves the right to change or update, without notice, any technical information con-
tained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications.
Life Support Policy: Cooper Bussmann does not authorize the use of any of its products for use in life support devices or systems without the express written approval of an officer of the Company. Life sup-
port systems are devices which support or sustain life, and whose failure to perform, when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result
in significant injury to the user.
B-B SECTION
A-A SECTION
Reel Specifications
Packaging Specifications
For PTS181216V035, PTS181216V050, PTS181213V075, PTS18128V110, PTS18126V125, PTS18128V150, PTS18128V160, PTS18128V200
Index A0 B0 K0 P0 P1 P2 T E F D0 D1 W 10P0
Type ±0.1 ±0.1 ±0.06 ±0.1 ±0.1 ±0.05 ±0.1 ±0.1 ±0.05 ±0.05 Min. ±0.3 ±0.2
1812 3.58 4.93 0.87 4.0 8.0 2.0 0.25 1.75 5.5 1.55 1.5 12 40
For PTS181230V010, PTS181260V014, PTS181230V020, PTS181224V075, PTS181233V075, PTS181216V110, PTS181224V110,
PTS181233V110, PTS181216V125, PTS181212V150, PTS181224V150, PTS18126V260, PTS18126V300
Index A0 B0 K0 P0 P1 P2 T E F D0 D1 W 10P0
Type ±0.1 ±0.1 ±0.1 ±0.1 ±0.1 ±0.05 ±0.1 ±0.1 ±0.05 ±0.05 +0.15/-0 ±0.3 ±0.2
1812 3.56 4.94 1.7 4.0 8.0 2.0 0.25 1.75 5.5 1.55 1.5 12 40