1N4557A
ActiveMicrochip Technology
VOLTAGE REGULATOR TO-3 ROHS COMPLIANT: YES
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1N4557A
ActiveMicrochip Technology
VOLTAGE REGULATOR TO-3 ROHS COMPLIANT: YES
Deep-Dive with AI
Technical Specifications
Parameters and characteristics commom to parts in this series
| Specification | 1N4557A | 1N4557 Series |
|---|---|---|
| - | - | |
| Current - Reverse Leakage @ Vr | 150 µA | 150 µA |
| Impedance (Max) (Zzt) [Max] | 0.16 Ohms | 0.16 Ohms |
| Mounting Type | Through Hole | Through Hole |
| Operating Temperature [Max] | 347 °F | 347 °F |
| Operating Temperature [Min] | -65 ░C | -65 ░C |
| Package / Case | TO-204AD | TO-204AD |
| Power - Max [Max] | 50 W | 50 W |
| Tolerance | 10 % | 5 - 10 % |
| Voltage - Forward (Vf) (Max) @ If | 1.5 V | 1.5 V |
| Voltage - Zener (Nom) (Vz) | 3.9 V | 3.9 V |
Pricing
Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly
1N4557 Series
VOLTAGE REGULATOR TO-3 ROHS COMPLIANT: YES
| Part | Operating Temperature [Min] | Operating Temperature [Max] | Current - Reverse Leakage @ Vr | Voltage - Forward (Vf) (Max) @ If | Mounting Type | Impedance (Max) (Zzt) [Max] | Package / Case | Power - Max [Max] | Tolerance | Voltage - Zener (Nom) (Vz) |
|---|---|---|---|---|---|---|---|---|---|---|
Microchip Technology 1N4557RB | -65 ░C | 347 °F | 150 µA | 1.5 V | Through Hole | 0.16 Ohms | TO-204AD | 50 W | 5 % | 3.9 V |
Microchip Technology 1N4557B | -65 ░C | 347 °F | 150 µA | 1.5 V | Through Hole | 0.16 Ohms | TO-204AD | 50 W | 5 % | 3.9 V |
Microchip Technology 1N4557RB | ||||||||||
Microchip Technology 1N4557A | -65 ░C | 347 °F | 150 µA | 1.5 V | Through Hole | 0.16 Ohms | TO-204AD | 50 W | 10 % | 3.9 V |
Microchip Technology 1N4557B | ||||||||||
Microchip Technology 1N4557A |
Description
General part information
1N4557 Series
Zener Diode 3.9 V 50 W ±10% Through Hole TO-204AD (TO-3)
Documents
Technical documentation and resources