
For Reference Only
Part Number | 1N5257B (DO-35) |
OEMstron Part # | 1N5257B-DO-35 |
Manufacturer | Microsemi |
Category | Semiconductors › Diodes & Rectifiers › Zener Diodes - Single |
Description | DIODE ZENER 33V 500MW DO35 |
Lifecycle | Active |
RoHS | No RoHS Information |
EDA/CAD Models | 1N5257B (DO-35) PCB Footprint and Symbol |
Warehouses | USA, Europe, China, Hong Kong SAR |
Estimated Delivery | Feb 25 - Mar 2 (Choose Expedited Shipping) |
Warranty | Up to 1 year [Limited-Warranty]* |
Payment | ![]() |
Shipping | ![]() |
1N5257B (DO-35) Specifications
Part Number | 1N5257B (DO-35) | |
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) | 33V | |
Tolerance | ±5% | |
Power - Max | 500mW | |
Impedance (Max) (Zzt) | 58 Ohms | |
Current - Reverse Leakage @ Vr | 100nA @ 25V | |
Voltage - Forward (Vf) (Max) @ If | 1.5V @ 200mA | |
Operating Temperature | -65°C ~ 175°C | |
Mounting Type | Through Hole | |
Package / Case | DO-204AH, DO-35, Axial | |
Supplier Device Package | DO-35 |
1N5257B (DO-35) Documents

Industry Leaders in Quality
Cooperation comes from trust,
And trust is based on quality.
Global Supply Chains - Reliable and Authorized Distributor Resources
Part Number | Description | Stock |
1N5257B-TR D# 70615627 Vishay Siliconix |
1N5257B-TR Zener Diode, 33V 5% 0.5 W Through Hole 2-Pin DO-35 RoHS: Not Compliant
|
0 |
Part Number | Description | Stock |
1N5257B-TP D# V36:1790_06829251 Micro Commercial Components |
Zener Diode Single 33V 5% 58Ohm 500mW 2-Pin DO-35 T/R |
Americas - 0 |
1N5257B-TAP D# V72:2272_18192394 Vishay Intertechnologies |
Zener Diode Single 33V 5% 58Ohm 500mW Automotive 2-Pin DO-35 Ammo |
Americas - 23824 |
1N5257B-T D# V36:1790_22974999 Rectron Semiconductor |
Zener Diode Single 33V 5% 58Ohm 500mW 2-Pin DO-35 T/R |
Americas - 0 |
1N5257B D# V72:2272_19768735 EIC Corporation |
Zener Diode Single 33V 5% 58Ohm 500mW 2-Pin DO-35 RoHS: Compliant
|
Americas - 8965 |
1N5257B-TR D# V72:2272_17693689 Vishay Intertechnologies |
Zener Diode Single 33V 5% 58Ohm 500mW Automotive 2-Pin DO-35 T/R |
Americas - 5847 |
Part Number | Description | Stock |
1N5257A (DO-35) D# 1N5257A (DO-35) VPT Components |
COMMERCIAL ZENER VOLTAGE REGULATOR DIODE - Bulk (Alt: 1N5257A (DO-35)) RoHS: Not Compliant
|
Americas - 0 |
1N5257B D# 1N5257B/TR Microchip Technology Inc |
Diode Zener Single 33V 5% 500mW 2-Pin DO-7 - Tape and Reel (Alt: 1N5257B/TR) RoHS: Not Compliant
|
Americas - 0 |
1N5257B BK PBFREE D# 1N5257B BK PBFREE Central Semiconductor Corp |
Diode Zener Single 33V 5% 500mW 2-Pin DO-35 Box - Boxed Product (Development Kits) (Alt: 1N5257B BK PBFREE) RoHS: Compliant
|
Americas - 0 |
1N5257B TR PBFREE D# 1N5257B TR PBFREE Central Semiconductor Corp |
Diode Zener Single 33V 5% 500mW 2-Pin DO-35 T/R - Tape and Reel (Alt: 1N5257B TR PBFREE) RoHS: Compliant
|
Americas - 0 |
1N5257B (DO-35) D# 1N5257B (DO-35) VPT Components |
COMMERCIAL ZENER VOLTAGE REGULATOR DIODE - Bulk (Alt: 1N5257B (DO-35)) RoHS: Not Compliant
|
Americas - 0 |
1N5257B-TR D# 1N5257B-TR Vishay Intertechnologies |
Diode Zener Single 33V 5% 500mW 2-Pin DO-35 T/R - Tape and Reel (Alt: 1N5257B-TR) RoHS: Compliant
|
Americas - 0 |
1N5257BTR D# 1N5257BTR ON Semiconductor |
Diode Zener Single 33V 5% 500mW 2-Pin DO-35 T/R - Bulk (Alt: 1N5257BTR) RoHS: Compliant
|
Americas - 241932 |
1N5257B-TAP D# 18M3567 Vishay Intertechnologies |
Diode Zener Single 33V 5% 500mW 2-Pin DO-35 Ammo - Product that comes on tape, but is not reeled (Alt: 18M3567) RoHS: Compliant
|
Americas - 6183 |
1N5257B-T D# 1N5257B-T Diodes Incorporated |
Diode Zener Single 33V 5% 500mW 2-Pin DO-35 T/R - Tape and Reel (Alt: 1N5257B-T) RoHS: Compliant
|
Americas - 0 |
1N5257B A0G D# 1N5257B A0G Taiwan Semiconductor |
Diode Zener Single 33V 5% 500mW 2-Pin DO-35 Ammo Box - Ammo Pack (Alt: 1N5257B A0G) RoHS: Compliant
|
Americas - 0 |
Part Number | Description | Stock |
1N5257B-T D# 1N5257B-T Diodes Incorporated |
Diode Zener Single 33V 5% 500mW 2-Pin DO-35 T/R (Alt: 1N5257B-T) RoHS: Compliant
|
Europe - 0 |
Part Number | Description | Stock |
1N5257B Microsemi Corporation |
685 | |
1N5257B-TR Vishay Intertechnologies |
10000 |
Part Number | Description | Stock |
1N5257B-T Fairchild Semiconductor Corporation |
Diode Zener Single 33V 5% 500mW 2-Pin DO-35 T/R |
50000 |
1N5257BTR Fairchild Semiconductor Corporation |
Diode Zener Single 33V 5% 500mW 2-Pin DO-35 T/R |
50000 |
1N5257B (DO-35) Microsemi Corporation |
ZENER VOLTAGE REGULATOR DIODE DO-35 SD - Bulk |
Contact Us |
1N5257B Fairchild Semiconductor Corporation |
Diode Zener Single 33V 5% 500mW 2-Pin DO-35 T/R |
50000 |
1N5257B-TP Micro Commercial Components |
DIODE ZENER 33V 500MW DO35 |
Contact Us |
1N5257B-TR Fairchild Semiconductor Corporation |
Fairchild Semiconductor 1N5257BTR |
15000 |
1N5257B-TAP Vishay Semiconductors |
ZENER DIODE, 500mW, 33V, DO-35 |
11555 |
1N5257A (DO-35) Microsemi Corporation |
DIODE ZENER 33V 500MW DO35 |
Contact Us |
Part Number | Description | Stock |
1N5257B D# C1S226600270209 ON Semiconductor |
Diode Zener Single 33V 5% 500mW 2-Pin DO-35 Bulk RoHS: Compliant
pbFree: Yes
Min Qty: 1
Container: Bulk
|
1388 |
Part Number | Description | Stock |
1N5257BTR D# 2156-1N5257BTR-ND Rochester Electronics LLC |
DIODE ZENER 33V 500MW DO35 |
241932 In Stock |
1N5257B-TP D# 1N5257B-TPTR-ND Micro Commercial Components |
DIODE ZENER 33V 500MW DO35 |
Limited Supply - Call |
1N5257B TR PBFREE D# 1514-1N5257BTRPBFREECT-ND Central Semiconductor Corp |
DIODE ZENER 33V 500MW DO35 |
6992 In Stock |
1N5257B-T D# 1N5257BDITR-ND Diodes Incorporated |
DIODE ZENER 33V 500MW DO35 |
Limited Supply - Call |
1N5257B BK PBFREE D# 1514-1N5257BBKPBFREE-ND Central Semiconductor Corp |
DIODE ZENER 33V 500MW DO35 |
Temporarily Out of Stock |
1N5257B D# 2156-1N5257B-ON-ND Rochester Electronics LLC |
DIODE ZENER 33V 500MW DO35 |
17500 In Stock |
1N5257B-TR D# 1N5257B-TR-ND Vishay Semiconductors |
DIODE ZENER 33V 500MW DO35 |
Temporarily Out of Stock |
1N5257B A0G D# 1N5257BA0G-ND Taiwan Semiconductor Manufacturing Company Limited |
DIODE ZENER 33V 500MW DO35 |
Temporarily Out of Stock |
1N5257A (DO-35) D# 1N5257A(DO-35)TR-ND Microsemi Corporation |
DIODE ZENER 33V 500MW DO35 |
Temporarily Out of Stock |
1N5257B-TAP D# 1N5257B-TAP-ND Vishay Semiconductors |
DIODE ZENER 33V 500MW DO35 |
Temporarily Out of Stock |
Part Number | Description | Stock |
1N5257B-TR Vishay Intertechnologies |
1N5257B Series 33 V 200 mA 500 mW Small Signal Zener Diode - DO-35 RoHS: Compliant
pbFree: Yes
|
0 Reel |
1N5257B-TP Micro Commercial Components |
RoHS: Compliant
pbFree: Yes
|
0 Reel |
Part Number | Description | Stock |
1N5257B SGS Semiconductor Ltd |
OEM/CM QUOTES ONLY | NO BROKERS |
66000 |
1N5257BTR Rochester Electronics LLC |
OEM/CM QUOTES ONLY | NO BROKERS |
234245 |
Part Number | Description | Stock |
1N5257B Fairchild Semiconductor Corporation |
In stock |
23 |
Part Number | Description | Stock |
1N5257B NTE Electronics Inc |
Zener Diode - 33V - 5% - 1/2 Watt - DO-35 Case. RoHS: Not Compliant
|
765 In Stock 58 Factory Stock |
Part Number | Description | Stock |
1N5257BTR Fairchild Semiconductor Corporation |
OEM/CM Immediate delivery |
6215 |
1N5257B SZXYL |
OEM/CM Immediate delivery |
8989668 |
Part Number | Description | Stock |
1N5257B D# 512-1N5257B ON Semiconductor |
Zener Diodes 33V 0.5W Zener RoHS: Compliant
|
6737 |
1N5257B-TP D# 833-1N5257B-TP Micro Commercial Components |
Zener Diodes 500mW 33V 700 Ohm 0.1 uA 25 Vr RoHS: Compliant
|
4468 |
1N5257B-TAP D# 78-1N5257B-TAP Vishay Intertechnologies |
Zener Diodes 33 Volt 0.5W 5% RoHS: Compliant
|
22767 |
1N5257B-TR D# 78-1N5257B Vishay Intertechnologies |
Zener Diodes 33 Volt 0.5 Watt RoHS: Compliant
|
21706 |
1N5257B TR PBFREE D# 610-1N5257BTR Central Semiconductor Corp |
Zener Diodes Zener 500mW 33V 31.35 to 34.65V RoHS: Compliant
|
9760 |
1N5257BTR D# 512-1N5257BTR ON Semiconductor |
Zener Diodes 33V 0.5W Zener RoHS: Compliant
|
81 |
Part Number | Description | Stock |
1N5257B Microchip Technology Inc |
Zener Diodes RoHS: Compliant
|
0 in Stock 0 on Order |
Part Number | Description | Stock |
1N5257B D# 1N5257B Fairchild Semiconductor Corporation |
BULK / SEC PKG |
245 |
Part Number | Description | Stock |
1N5257B-TR D# 18M3568 Vishay Intertechnologies |
ZENER DIODE, 500mW, 33V, DO-35, Zener Voltage Vz Typ:33V, Power Dissipation Pd:500mW, Diode Case Style:DO-35, Zener Tolerance ±:5%, No. of Pins:2Pins, Operating Temperature Max:175°C, Product Range:-, Vz Test Current, Izt:3.8mA RoHS Compliant: Yes RoHS: Compliant
Min Qty: 30000
Container: Cut Tape
|
0 |
1N5257B-TAP D# 18M3567 Vishay Intertechnologies |
ZENER DIODE, 500mW, 33V, DO-35, Zener Voltage Vz Typ:33V, Power Dissipation Pd:500mW, Diode Case Style:DO-35, Zener Tolerance ±:5%, No. of Pins:2Pins, Operating Temperature Max:175°C, Product Range:- RoHS Compliant: Yes RoHS: Compliant
Min Qty: 1
Container: Cut Tape
|
6183 |
1N5257B D# 33C7780 NTE Electronics Inc |
ZENER DIODE 33V 5% 1/2 WATT DO-35 CASE RoHS: Not Compliant
Min Qty: 1
Container: Bulk
|
0 |
Part Number | Description | Stock |
1N5257BTR D# NS-1N5257BTR Microsemi-IPG |
OEM/CM ONLY |
1312 |
1N5257A (DO-35) D# NS-1N5257A (DO-35) Microsemi Commercial Components Group |
OEM/CM ONLY |
8445 |
1N5257B-TP D# NS-1N5257B-TP Micro Commercial Components |
OEM/CM ONLY |
1287 |
1N5257B D# NS-1N5257B Fairchild Semiconductor Corporation |
OEM/CM ONLY |
2172 |
1N5257B-T D# NS-1N5257B-T Diodes Incorporated |
OEM/CM ONLY |
5698 |
Part Number | Description | Stock |
1N5257B NTE Electronics Inc |
Zener Diode - 33V - 5% - 1/2 Watt - DO-35 Case. RoHS: Not Compliant
|
765 In Stock 58 Factory Stock |
Part Number | Description | Stock |
1N5257B Vishay Intertechnologies |
Zener Diode, Two Terminal, 33 Volt, 5%, DO-204AA |
29972 |
Part Number | Description | Stock |
1N5257B D# 1N5257B ITT Interconnect Solutions |
Semiconductor |
26050 |
Part Number | Description | Stock |
1N5257B-TR D# 8116037P Vishay Intertechnologies |
Vishay, 33V Zener Diode 5% 500 mW Through Hole 2-Pin DO-35, RL Min Qty: 250
Container: Reel
|
11750 |
1N5257BTR D# 8050252 ON Semiconductor |
ON Semiconductor, 33V Zener Diode 5% 500 mW Through Hole 2-Pin DO-35, PK Min Qty: 200
Container: Package
|
7200 |
Part Number | Description | Stock |
1N5257BTR Fairchild Semiconductor Corporation |
Zener Diode, 33V, 5%, 0.5W, Unidirectional, DO-35 RoHS: Compliant
|
241932 |
1N5257B ON Semiconductor |
Zener Diode, 33V, 5%, 0.5W, Unidirectional, DO-204AH RoHS: Compliant
|
17500 |
Part Number | Description | Stock |
1N5257B Fairchild Semiconductor Corporation |
OEM/CM ONLY |
515301 |
Part Number | Description | Stock |
1N5257BTR Fairchild Semiconductor Corporation |
IN stock Immediate delivery |
6230 |
1N5257B SZXYL |
IN stock Immediate delivery |
8989653 |
Part Number | Description | Stock |
1N5257B |
51 |
Part Number | Description | Stock |
1N5257B-TAP Vishay Intertechnologies |
Zener Diodes 33 Volt 0.5W 5% pbFree: Pb-Free
|
Americas - 0 |
1N5257B-TR Vishay Intertechnologies |
Zener Diodes 33 Volt 0.5 Watt pbFree: Pb-Free
|
Americas - 0 |
Part Number | Description | Stock |
1N5257B D# 2028022262 Motorola Semiconductor Products |
1N5257B MOTOROLA Zener Diode |
4550 |
Part Number | Description | Stock |
1N5257B N/A |
shipping today |
9 |
1N5257BTR Fairchild Semiconductor Corporation |
shipping today |
9988 |
Part Number | Description | Stock |
1N5257B D# 36365958 EIC Corporation |
Zener Diode Single 33V 5% 58Ohm 500mW 2-Pin DO-35 RoHS: Compliant
|
Americas - 8965 |
1N5257B-TR D# 25819372 Vishay Intertechnologies |
Zener Diode Single 33V 5% 58Ohm 500mW Automotive 2-Pin DO-35 T/R |
Americas - 5847 |
1N5257B-TAP D# 31658829 Vishay Intertechnologies |
Zener Diode Single 33V 5% 58Ohm 500mW Automotive 2-Pin DO-35 Ammo |
Americas - 23824 |
Part Number | Description | Stock |
1N5257B Fairchild Semiconductor Corporation |
DIODE ZENER 33V 500MW DO35 |
3855 |
Part Number | Description | Stock |
1N5257B-TR D# 1457630 Vishay Intertechnologies |
ZENER DIODE, 500MW, 33V, DO-35 RoHS: Compliant
Min Qty: 30000
Container: Cut Tape
|
627 |
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Quick Inquiry
In Stock | 454 - More on Order |
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Quote Limit | No Limit |
Lead-Time | To be Confirmed |
Minimum | 1 |
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Pricing (USD)
Qty. | Unit Price | Ext. Price |
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1 | $ 0.0000 | $ 0.0000 |
100 | $ 0.0000 | $ 0.0000 |
500 | $ 0.0000 | $ 0.0000 |
1000 | $ 0.0000 | $ 0.0000 |
2500 | $ 0.0000 | $ 0.0000 |
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