73. PNP Transistor for Sensor Module Power Control
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MMBT3906-TP
| DigiKey Part No | MMBT3906-TPTR-ND |
| Mfr Part No | MMBT3906-TP |
| Manufacturer | MCC (Micro Commercial Components) |
TRANS PNP 40V 0.2A SOT-23
Bipolar (BJT) Transistor PNP 40 V 200 mA 250MHz 300 mW Surface Mount SOT-23
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✅ Transistor Type: PNP, matches the required high-side switch topology.
✅ Current - Collector (Ic) (Max): 200 mA, meets the ≥200 mA requirement and provides the requested margin over the 50 mA sensor load.
✅ Voltage - Collector Emitter Breakdown (Max): 40 V, exceeds the ≥20 V requirement.
✅ DC Current Gain (hFE) (Min): 100, exceeds the ≥80 requirement.
✅ Vce Saturation (Max): 400 mV @ 5 mA, 50 mA, meets the ≤400 mV requirement and is specified at the target load current.
✅ Power - Max: 300 mW, exceeds the ≥200 mW requirement.
✅ Mounting Type: Surface Mount, matches requirement.
✅ Package / Case: TO-236-3, SC-59, SOT-23-3, acceptable SOT-23 variant and matches requirement.
✅ Operating Temperature: -55°C to 150°C (TJ), wider than the required -40°C to +125°C range.
✅ RoHS Compliance: ROHS3 Compliant, satisfies requirement.
All required specifications are satisfied. This component is approved for the stated PNP high-side sensor power switching application.
✅ Current - Collector (Ic) (Max): 200 mA, meets the ≥200 mA requirement and provides the requested margin over the 50 mA sensor load.
✅ Voltage - Collector Emitter Breakdown (Max): 40 V, exceeds the ≥20 V requirement.
✅ DC Current Gain (hFE) (Min): 100, exceeds the ≥80 requirement.
✅ Vce Saturation (Max): 400 mV @ 5 mA, 50 mA, meets the ≤400 mV requirement and is specified at the target load current.
✅ Power - Max: 300 mW, exceeds the ≥200 mW requirement.
✅ Mounting Type: Surface Mount, matches requirement.
✅ Package / Case: TO-236-3, SC-59, SOT-23-3, acceptable SOT-23 variant and matches requirement.
✅ Operating Temperature: -55°C to 150°C (TJ), wider than the required -40°C to +125°C range.
✅ RoHS Compliance: ROHS3 Compliant, satisfies requirement.
All required specifications are satisfied. This component is approved for the stated PNP high-side sensor power switching application.
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