onsemi 1SMB5940BT3G Zener Diodes
43V Zener Diode 3W SMB 5%
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
1SMB5940BT3G
Detailed Description
43V Zener Diode 3W SMB 5%
Package
DO-214AA, SMB
Lifecycle Status
Active
Datasheet
1SMB5940BT3G Datasheet
Quick Jump:
Technical Specifications
onsemi 1SMB5940BT3G Zener Diodes technical specifications.
General
RoHS
Yes
Package / Case
DO-214AA, SMB
Mounting Type
Surface Mount
Operating Temperature
-65°C ~ 150°C
Lifecycle Status
Active
Current Reverse Leakage Vr
1 µA @ 32.7 V
Voltage Forward Vf Max If
1.5 V @ 200 mA
Voltage Zener Nom Vz
43 V
Tolerance
±5%
Power Max
3 W
Alternate Parts Comparison (1SMB5940BT3G vs SZ1SMB5916BT3G vs S1Z1SMB5919BT3G vs SZ1SMB5920BT3G)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | DO-214AA, SMB | DO-214AA, SMB | DO-214AA, SMB | DO-214AA, SMB |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -65°C ~ 150°C | -65°C ~ 150°C | -65°C ~ 150°C | -65°C ~ 150°C |
| Lifecycle Status | Active | Active | Active | Active |
| Current Reverse Leakage Vr | 1 µA @ 32.7 V | 5 µA @ 1 V | 5 µA @ 3 V | 5 µA @ 4 V |
| Description | -- | -- | -- | -- |
| Detailed Description | -- | -- | -- | -- |
| Impedance Max Zzt | 53 Ohms | 6 Ohms | 2 Ohms | 2 Ohms |
| Power Max | 3 W | 3 W | 3 W | 3 W |
| Voltage Forward Vf Max If | 1.5 V @ 200 mA | 1.5 V @ 200 mA | 1.5 V @ 200 mA | 1.5 V @ 200 mA |
| Voltage Zener Nom Vz | 43 V | 4.3 V | 5.6 V | 6.2 V |
| Tolerance | ±5% | -- | ±5% | ±5% |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
This part is listed as a cross for
1SMB5940B-13Diodes IncorporatedDirectonsemi
Pin YesPkg YesElec Yes
DIODE ZENER 43V 3W SMB
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