Central Semiconductor CM4957 RF BJT
CM4957 by Central Semiconductor · RF BJT
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
CM4957
Lifecycle Status
Active
Datasheet
CM4957 Datasheet
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Alternate Parts Comparison (CM4957 vs CM5583 vs CM5160 vs CM5943)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | -- | TO-205AD, TO-39-3 Metal Can | -- | Bulk |
| Mounting Type | -- | Through Hole | -- | Through Hole |
| Operating Temperature | -- | -65°C ~ 200°C (TJ) | -- | -65°C ~ 200°C (TJ) |
| Lifecycle Status | -- | Obsolete | -- | Obsolete |
| Current Collector IC Max | -- | 500mA | -- | 400 mA |
| Dc Current Gain Hfe Min IC Vce | -- | 25 @ 100mA, 2V | -- | 25 @ 50mA, 15V |
| Frequency Transition | -- | 1.3GHz | -- | 2.4 GHz |
| Power Max | -- | 1W | -- | 1 W |
| Transistor Type | -- | PNP | -- | NPN |
| Voltage Collector Emitter Breakdown Max | -- | 30V | -- | 30 V |
| Action |
More Parts in RF BJT
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.