Product Summary

The 1N4938 is a Small Signal Diode.

Parametrics

1N4938 absolute maximum ratings: (1)Maximum Repetitive Reverse Voltage: 200 V; (2)IF(AV) Average Rectified Forward Current: 500 mA; (3)Non-repetitive Peak Forward Surge Current: 1.0 A at Pulse Width = 1.0 second, 4.0 A at Pulse Width = 1.0 microsecond; (4)Storage Temperature Range: -65 to +200 ℃; (5)Operating Junction Temperature: 175 ℃.

Features

1N4938 electrical characteristics: (1)Breakdown Voltage: 200 V at IR = 100μA; (2)Forward Voltage: 1.0 V at IF = 100mA; (3)Reverse Leakage: 100 nA at VR = 75V, 100 μA at VR = 175V, TA = 175℃; (4)Total Capacitance: 5 pF at VR = 0V, f = 1MHz; (5)trr Reverse Recovery Time: 50 ns at IF = 3mA, IR = 30mA; (6)Irr = 1mA, RL = 100Ω.

Diagrams

1N4938 diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
1N4938
1N4938

Fairchild Semiconductor

Rectifiers Hi Conductance Fast

Data Sheet

Negotiable 
1N4938_Q
1N4938_Q

Fairchild Semiconductor

Rectifiers Hi Conductance Fast

Data Sheet

Negotiable 
1N4938TR
1N4938TR

Fairchild Semiconductor

Rectifiers Hi Conductance Fast

Data Sheet

Negotiable 
1N4938_T50R
1N4938_T50R

Fairchild Semiconductor

Rectifiers Hi Conductance Fast

Data Sheet

Negotiable