For usb interface circuit protection pptc
pptc in USB3 0 applications can be prevented due to excessive Zhongshan University currents, high voltage and ESD transient voltage damage In the over-current protection aspects, USB3 0 through two types of devices powered, which is the standard master
wh60, wh130 series usb3.0 commonly used in circuit protection, for space considerations can also choose SMD fuse smd1812 family protection.
 
WHPTC (SMD surface mount) self-resetting overcurrent protection device SMD1812 Series (SMD1812 Series)
 

SMD1812自复位过流保护器产品的尺寸和标识

Performance specification (25℃)
Model
型号
Vmax Imax Ih It Pd Time to trip Resistance
V A A A W Current(A) Time(s) Rmin(Ω) R1max(Ω)
WH1812
-010
60 10 0.10 0.30 0.8 0.5 1.50 2.000 15.00
WH1812
-014
60 10 0.14 0.34 0.8 1.5 0.15 1.000 6.000
WH1812
-020
30 40 0.20 0.40 0.8 8.0 0.02 0.800 5.000
WH1812-030 30 40 0.30 0.60 0.8 8.0 0.10 0.400 3.500
WH1812
-050
16 40 0.50 1.00 0.8 8.0 0.15 0.150 1.200
WH1812-050-24V 24 40 0.50 1.00 0.8 8.0 0.15 0.150 1.200
WH1812
-075
16 40 0.75 1.50 1.0 8.0 0.20 0.100 0.500
WH1812
-110
8 40 1.10 2.20 1.0 8.0 0.30 0.060 0.260
WH1812-110-16V 16 40 1.10 2.20 1.0 8.0 0.30 0.070 0.270
WH1812
-125
8 40 1.25 2.50 0.8 8.0 0.40 0.050 0.220
WH1812
-150
8 40 1.50 3.00 1.0 8.0 0.50 0.040 0.170
WH1812
-160
8 40 1.60 3.20 1.0 8.0 1.00 0.040 0.160
WH1812
-200
8 40 2.00 4.00 1.0 8.0 2.00 0.030 0.110
WH1812
-260
8 40 2.60 5.00 1.2 8.0 2.50 0.015 0.060
WH1812
-300
6 40 3.00 5.00 1.2 8.0 4.00 0.010 0.050
 Dimensions (mm)
Model
型号
A B C D E
Min Max Min Max Min Max Min Min
WH1812
-010
4.37 4.73 3.07 3.41 0.50 0.90 0.30 0.25
WH1812
-014
4.37 4.73 3.07 3.41 0.50 0.90 0.30 0.25
WH1812
-020
4.37 4.73 3.07 3.41 0.50 0.90 0.30 0.25
WH1812
-030
4.37 4.73 3.07 3.41 0.50 0.90 0.30 0.25
WH1812
-050
4.37 4.73 3.07 3.41 0.40 1.00 0.30 0.25
WH1812-050-24V 4.37 4.73 3.07 3.41 0.40 1.00 0.30 0.25
WH1812
-075
4.37 4.73 3.07 3.41 0.40 1.00 0.30 0.25
WH1812
-110
4.37 4.73 3.07 3.41 0.40 1.00 0.30 0.25
WH1812-110-16V 4.37 4.73 3.07 3.41 0.40 1.00 0.30 0.25
WH1812
-125
4.37 4.73 3.07 3.41 0.30 1.00 0.30 0.25
WH1812
-150
4.37 4.73 3.07 3.41 0.30 1.00 0.30 0.25
WH1812
-160
4.37 4.73 3.07 3.41 0.30 1.20 0.30 0.25
WH1812
-200
4.37 4.73 3.07 3.41 0.30 1.20 0.30 0.25
WH1812
-260
4.37 4.73 3.07 3.41 0.50 1.20 0.30 0.25
WH1812
-300
4.37 4.73 3.07 3.41 0.80 1.40 0.30 0.25
SMD1812系列产品电流折减与环境温度和25°C动作时间曲线图

SMD fuse parameters:

Ihold: whptc元器件在25°C静止空气中的最大工作电流 Vmax: whptc元器件在阻断状态下所承受的最大电压
Itrip: whptc元器件在25°C静止空气中启动保护的最小电流 Imax: whptc元器件能承受的最大电流
R1max: whptc回流焊后在25°C静止空气中冷却1小时后的最大电阻值 Rmin: whptc元器件在工作前的初始最小阻值
 
The product information above is subject to change without notice, please understand. Unknown place, please contact us, thank you!
  • Product
  • Product Applications
For usb interface circuit protection pptc
Introduction
pptc in USB3 0 applications can be prevented due to excessive Zhongshan University currents, high voltage and ESD transient voltage damage In the over-current protection aspects, USB3 0 through two types of devices powered, which is the standard master
Product Number: Category:Communication interface
Hits:Order Hotline:400-0503-668
Tags interface circuit protection
 
  • Product Details
  • PPTC Selection Help? Click
wh60, wh130 series usb3.0 commonly used in circuit protection, for space considerations can also choose SMD fuse smd1812 family protection.
 
WHPTC (SMD surface mount) self-resetting overcurrent protection device SMD1812 Series (SMD1812 Series)
 

SMD1812自复位过流保护器产品的尺寸和标识

Performance specification (25℃)
Model
型号
Vmax Imax Ih It Pd Time to trip Resistance
V A A A W Current(A) Time(s) Rmin(Ω) R1max(Ω)
WH1812
-010
60 10 0.10 0.30 0.8 0.5 1.50 2.000 15.00
WH1812
-014
60 10 0.14 0.34 0.8 1.5 0.15 1.000 6.000
WH1812
-020
30 40 0.20 0.40 0.8 8.0 0.02 0.800 5.000
WH1812-030 30 40 0.30 0.60 0.8 8.0 0.10 0.400 3.500
WH1812
-050
16 40 0.50 1.00 0.8 8.0 0.15 0.150 1.200
WH1812-050-24V 24 40 0.50 1.00 0.8 8.0 0.15 0.150 1.200
WH1812
-075
16 40 0.75 1.50 1.0 8.0 0.20 0.100 0.500
WH1812
-110
8 40 1.10 2.20 1.0 8.0 0.30 0.060 0.260
WH1812-110-16V 16 40 1.10 2.20 1.0 8.0 0.30 0.070 0.270
WH1812
-125
8 40 1.25 2.50 0.8 8.0 0.40 0.050 0.220
WH1812
-150
8 40 1.50 3.00 1.0 8.0 0.50 0.040 0.170
WH1812
-160
8 40 1.60 3.20 1.0 8.0 1.00 0.040 0.160
WH1812
-200
8 40 2.00 4.00 1.0 8.0 2.00 0.030 0.110
WH1812
-260
8 40 2.60 5.00 1.2 8.0 2.50 0.015 0.060
WH1812
-300
6 40 3.00 5.00 1.2 8.0 4.00 0.010 0.050
 Dimensions (mm)
Model
型号
A B C D E
Min Max Min Max Min Max Min Min
WH1812
-010
4.37 4.73 3.07 3.41 0.50 0.90 0.30 0.25
WH1812
-014
4.37 4.73 3.07 3.41 0.50 0.90 0.30 0.25
WH1812
-020
4.37 4.73 3.07 3.41 0.50 0.90 0.30 0.25
WH1812
-030
4.37 4.73 3.07 3.41 0.50 0.90 0.30 0.25
WH1812
-050
4.37 4.73 3.07 3.41 0.40 1.00 0.30 0.25
WH1812-050-24V 4.37 4.73 3.07 3.41 0.40 1.00 0.30 0.25
WH1812
-075
4.37 4.73 3.07 3.41 0.40 1.00 0.30 0.25
WH1812
-110
4.37 4.73 3.07 3.41 0.40 1.00 0.30 0.25
WH1812-110-16V 4.37 4.73 3.07 3.41 0.40 1.00 0.30 0.25
WH1812
-125
4.37 4.73 3.07 3.41 0.30 1.00 0.30 0.25
WH1812
-150
4.37 4.73 3.07 3.41 0.30 1.00 0.30 0.25
WH1812
-160
4.37 4.73 3.07 3.41 0.30 1.20 0.30 0.25
WH1812
-200
4.37 4.73 3.07 3.41 0.30 1.20 0.30 0.25
WH1812
-260
4.37 4.73 3.07 3.41 0.50 1.20 0.30 0.25
WH1812
-300
4.37 4.73 3.07 3.41 0.80 1.40 0.30 0.25
SMD1812系列产品电流折减与环境温度和25°C动作时间曲线图

SMD fuse parameters:

Ihold: whptc元器件在25°C静止空气中的最大工作电流 Vmax: whptc元器件在阻断状态下所承受的最大电压
Itrip: whptc元器件在25°C静止空气中启动保护的最小电流 Imax: whptc元器件能承受的最大电流
R1max: whptc回流焊后在25°C静止空气中冷却1小时后的最大电阻值 Rmin: whptc元器件在工作前的初始最小阻值
 
The product information above is subject to change without notice, please understand. Unknown place, please contact us, thank you!