TVS Diodes

A ‌Transient Voltage Suppression (TVS) diode‌ is a specialized semiconductor device designed to protect sensitive electronics from ‌sudden voltage spikes‌ (e.g., electrostatic discharge/ESD, lightning strikes, or switching surges). It operates by rapidly diverting excess current away from protected circuits, clamping the voltage to a safe level within nanoseconds. Unlike standard diodes, TVS diodes feature ‌larger PN junctions‌ to handle high-energy transients without damage‌

Core Working Principle‌:

‌1. Reverse Standby State:

In normal operation (voltage < breakdown threshold), the TVS diode acts as an open circuit with minimal leakage current.

2‌. Clamping During Surge:

When a transient voltage exceeds the ‌reverse breakdown voltage(typically 5V–495V), the diode instantly switches to a low-impedance state, shunting current to ground and limiting voltage across the protected circuit‌

3.Self-Recovery:

After the surge passes, it automatically resets to standby mode.

Part Number

UNI-POLAR

BI-POLAR

Package

Device Marking Code

UNI

BI

Power Dissipation

Ppk(W)

Reverse
Stand-off
Voltage

VRWM(V)

Breakdown Voltage VBR @  IT

Min.(V)

Max.(V)

Test Current

IT(mA)

Max. Clamping Voltage @ IPP

VC MAX.(V)

Max. Peak Pulse Current

IPP(A)

Max. Reverse
Leakage @ VRWM 

IR(μA)

30KP71CA
R-6
30KP71A
30KP71CA
30000
71
79.2
86.8
5
111.5
271.7
2
30KP72CA
R-6
30KP72A
30KP72CA
30000
72
79.8
88.2
5
114
265.8
2
30KP75CA
R-6
30KP75A
30KP75CA
30000
75
83.5
92.2
5
119.4
253.8
2
30KP78CA
R-6
30KP78A
30KP78CA
30000
78
86.4
95.4
5
129
234.9
2
30KP84CA
R-6
30KP84A
30KP84CA
30000
84
93.6
103.2
5
139.2
217.7
2
30KP90CA
R-6
30KP90A
30KP90CA
30000
90
100.2
111
5
146.4
207
2
30KP96CA
R-6
30KP96A
30KP96CA
30000
96
106.8
118.2
5
156
194.2
2
30KP102CA
R-6
30KP102A
30KP102CA
30000
102
113.4
125.4
5
165.6
183
2
30KP108CA
R-6
30KP108A
30KP108CA
30000
108
120
132.6
5
175.2
172.9
2
30KP120CA
R-6
30KP120A
30KP120CA
30000
120
133.2
147
5
194.4
155.9
2
30KP132CA
R-6
30KP132A
30KP132CA
30000
132
146.4
161.4
5
213
142.3
2
30KP144CA
R-6
30KP144A
30KP144CA
30000
144
160.2
177
5
223.2
135.8
2
30KP150CA
R-6
30KP150A
30KP150CA
30000
150
167
185
5
233.4
129.8
2
30KP156CA
R-6
30KP156A
30KP156CA
30000
156
173.4
191.4
5
245
123.7
2
30KP160CA
R-6
30KP160A
30KP160CA
30000
160
178
197
5
252.6
120
2
Total 1659 < 1...108109110111 > proceed page OK

Nantong JUXIN Semiconductor Co., Ltd.

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Address: No.196, East Qingyu Road‌, Rucheng Street, Rugao-226500, Jiangsu Province, China.

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Anhui JUXIN Semiconductor Co., Ltd.

Address: No.99,Shuanglong Road,Chizhou Economic Technology Development Zone,Anhui Province,China.


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