
For Reference Only
Part Number | 1N4557B |
OEMstron Part # | 1N4557B |
Manufacturer | Microsemi |
Category | Semiconductors › Diodes & Rectifiers › Zener Diodes - Single |
Description | DIODE ZENER 3.9V 50W TO204AD |
Lifecycle | Active |
RoHS | No RoHS Information |
EDA/CAD Models | 1N4557B PCB Footprint and Symbol |
Warehouses | USA, Europe, China, Hong Kong SAR |
Estimated Delivery | Mar 15 - Mar 20 (Choose Expedited Shipping) |
Warranty | Up to 1 year [Limited-Warranty]* |
Payment | ![]() |
Shipping | ![]() |
1N4557B Specifications
Part Number | 1N4557B | |
Brand | Microsemi | |
Lifecycle | Active | |
RoHS | No RoHS Information | |
Product Line | Semiconductors | |
Category | Diodes & Rectifiers | |
Subcategory | Zener Diodes - Single | |
Manufacturer | Microsemi Corporation | |
Series | - | |
Voltage - Zener (Nom) (Vz) | 3.9V | |
Tolerance | ±5% | |
Power - Max | 50W | |
Impedance (Max) (Zzt) | 0.16 Ohms | |
Current - Reverse Leakage @ Vr | 150µA @ 500mV | |
Voltage - Forward (Vf) (Max) @ If | 1.5V @ 10A | |
Operating Temperature | -65°C ~ 175°C | |
Mounting Type | Through Hole | |
Package / Case | TO-204AD | |
Supplier Device Package | TO-204AD (TO-3) |
1N4557B Documents

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Global Supply Chains - Reliable and Authorized Distributor Resources
Part Number | Description | Stock |
JAN1N4557B D# JAN1N4557B Microchip Technology Inc |
Diode Zener Single 3.9V 5% 50W 2-Pin TO-3 Tray - Trays (Alt: JAN1N4557B) RoHS: Not Compliant
|
Americas - 0 |
JANTXV1N4557B D# JANTXV1N4557B Microchip Technology Inc |
Diode Zener Single 3.9V 5% 50W 2-Pin TO-3 Tray - Trays (Alt: JANTXV1N4557B) RoHS: Not Compliant
|
Americas - 0 |
JANTX1N4557B D# JANTX1N4557B Microchip Technology Inc |
Diode Zener Single 3.9V 5% 50W 2-Pin TO-3 Tray - Trays (Alt: JANTX1N4557B) RoHS: Not Compliant
|
Americas - 0 |
1N4557B D# 1N4557B Microchip Technology Inc |
Diode Zener Single 3.9V 5% 50W 3-Pin(2+Tab) TO-3 - Trays (Alt: 1N4557B) RoHS: Not Compliant
|
Americas - 0 |
Part Number | Description | Stock |
1N4557B New Jersey Semiconductor Products, Inc. |
944 | |
1N4557B MSC . |
6 |
Part Number | Description | Stock |
1N4557B Microsemi Corporation |
DIODE ZENER 3.9V 50W TO204AD |
Contact Us |
Part Number | Description | Stock |
1N4557B D# 1N4557B-ND Microchip Technology Inc |
DIODE ZENER 3.9V 50W TO204AD |
Temporarily Out of Stock |
Part Number | Description | Stock |
1N4557BMSC |
OEM/CM QUOTES ONLY | NO BROKERS |
7 |
J1N4557B SIEMENS |
OEM/CM QUOTES ONLY | NO BROKERS |
2 |
1N4557B SSI |
OEM/CM QUOTES ONLY | NO BROKERS |
1650 |
JANTX1N4557B Microsemi Corporation |
OEM/CM QUOTES ONLY | NO BROKERS |
1 |
JAN1N4557B Microwave Semiconductor |
OEM/CM QUOTES ONLY | NO BROKERS |
58 |
Part Number | Description | Stock |
JANTX1N4557B-LOT CHARGE Microchip Technology Inc |
Zener Diodes RoHS: Compliant
|
0 in Stock 0 on Order |
JANTX1N4557B Microchip Technology Inc |
Zener Diodes RoHS: Compliant
|
0 in Stock 0 on Order |
JAN1N4557B Microchip Technology Inc |
Zener Diodes RoHS: Compliant
|
0 in Stock 0 on Order |
JANTXV1N4557B-LC Microchip Technology Inc |
Zener Diodes RoHS: Compliant
|
0 in Stock 0 on Order |
JANTXV1N4557B-LOT CHARGE Microchip Technology Inc |
Zener Diodes RoHS: Compliant
|
0 in Stock 0 on Order |
1N4557B Microchip Technology Inc |
Zener Diodes RoHS: Compliant
|
0 in Stock 0 on Order |
JAN1N4557B-LC Microchip Technology Inc |
Zener Diodes RoHS: Compliant
|
0 in Stock 0 on Order |
JANTX1N4557B-LC Microchip Technology Inc |
Zener Diodes RoHS: Compliant
|
0 in Stock 0 on Order |
JANTXV1N4557B Microchip Technology Inc |
Zener Diodes RoHS: Compliant
|
0 in Stock 0 on Order |
JAN1N4557B-LOT CHARGE Microchip Technology Inc |
Zener Diodes RoHS: Compliant
|
0 in Stock 0 on Order |
Part Number | Description | Stock |
JANTX1N4557B-LC D# MCHP00000065662 Microchip Technology Inc |
Zener Diodes |
0 |
JANTX1N4557B-LOT CHARGE D# MCHP00000065663 Microchip Technology Inc |
Zener Diodes |
0 |
JAN1N4557B D# MCHP00000057384 Microchip Technology Inc |
Zener Diodes |
0 |
JANTX1N4557B D# MCHP00000065661 Microchip Technology Inc |
Zener Diodes |
0 |
JANTXV1N4557B-LC D# MCHP00000071148 Microchip Technology Inc |
Zener Diodes |
0 |
JANTXV1N4557B-LOT CHARGE D# MCHP00000071149 Microchip Technology Inc |
Zener Diodes |
0 |
1N4557B D# MCHP00000040209 Microchip Technology Inc |
Zener Diodes |
0 |
JAN1N4557B-LC D# MCHP00000057385 Microchip Technology Inc |
Zener Diodes |
0 |
JANTXV1N4557B D# MCHP00000071147 Microchip Technology Inc |
Zener Diodes |
0 |
JAN1N4557B-LOT CHARGE D# MCHP00000057386 Microchip Technology Inc |
Zener Diodes |
0 |
Part Number | Description | Stock |
1N4557B+JANTX D# NS-1N4557B+JANTX Defense Logistics Agency |
OEM/CM ONLY |
2678 |
1N4557B D# NS-1N4557B NJS |
OEM/CM ONLY |
8682 |
1N4557B+JAN D# NS-1N4557B+JAN Defense Logistics Agency |
OEM/CM ONLY |
4864 |
1N4557B+JANTXV D# NS-1N4557B+JANTXV Defense Logistics Agency |
OEM/CM ONLY |
9890 |
Part Number | Description | Stock |
1N4557B New Jersey Semiconductor Products Inc |
408 |
Part Number | Description | Stock |
JAN1N4557B D# JAN1N4557B N/A |
Inventory R |
2 |
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Quick Inquiry
In Stock | 367 - More on Order |
---|---|
Quote Limit | No Limit |
Lead-Time | To be Confirmed |
Minimum | 1 |
Add to Shopping Cart
Pricing (USD)
Qty. | Unit Price | Ext. Price |
---|---|---|
1 | $ 73.6961 | $ 73.6961 |
100 | $ 73.6961 | $ 7,369.6100 |
500 | $ 73.6961 | $ 36,848.0500 |
1000 | $ 73.6961 | $ 73,696.1000 |
2500 | $ 73.6961 | $ 184,240.2500 |
OEMstron will offer the most competitive prices for you, please refer to the quotations.
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