| Part Number | ZTX851STZ | ZTX855STZ |
|---|---|---|
| Manufacturer | Diodes Incorporated | Diodes Incorporated |
| Category | Transistors - Bipolar (BJT) - Single | Transistors - Bipolar (BJT) - Single |
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| Product Status | Active | Active |
| Transistor Type | NPN | NPN |
| Current - Collector (Ic) (Max) | 5 A | 4 A |
| Voltage - Collector Emitter Breakdown (Max) | 60 V | 150 V |
| Vce Saturation (Max) @ Ib, Ic | 250mV @ 200mA, 5A | 260mV @ 400mA, 4A |
| Current - Collector Cutoff (Max) | 1µA (ICBO) | 50nA (ICBO) |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 100 @ 2A, 1V | 100 @ 1A, 5V |
| Power - Max | 1.2 W | 1.2 W |
| Frequency - Transition | 130MHz | 90MHz |
| Operating Temperature | -55°C ~ 200°C (TJ) | -55°C ~ 200°C (TJ) |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | E-Line-3, Formed Leads | E-Line-3 |
| Supplier Device Package | E-Line (TO-92 compatible) | E-Line (TO-92 compatible) |