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| Part Number | ZTX601STOA | ZTX601STOB | ZTX603STOA | ZTX605STOA | ZTX651STOA | ZTX601ASTOA | ZTX601BSTOA |
|---|---|---|---|---|---|---|---|
| Manufacturer | Diodes Incorporated | Diodes Incorporated | Diodes Incorporated | Diodes Incorporated | Diodes Incorporated | Diodes Incorporated | Diodes Incorporated |
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
| Transistor Type | NPN - Darlington | NPN - Darlington | NPN - Darlington | NPN - Darlington | NPN | NPN - Darlington | NPN - Darlington |
| Current - Collector (Ic) (Max) | 1 A | 1 A | 1 A | 1 A | 2 A | 1 A | 1 A |
| Voltage - Collector Emitter Breakdown (Max) | 160 V | 160 V | 80 V | 120 V | 60 V | 160 V | 160 V |
| Vce Saturation (Max) @ Ib, Ic | 1.2V @ 10mA, 1A | 1.2V @ 10mA, 1A | 1V @ 1mA, 1A | 1.5V @ 1mA, 1A | 500mV @ 200mA, 2A | 1.2V @ 10mA, 1A | 1.2V @ 10mA, 1A |
| Current - Collector Cutoff (Max) | 10µA | 10µA | 10µA | 10µA | 100nA (ICBO) | 10µA | 10µA |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 2000 @ 500mA, 10V | 2000 @ 500mA, 10V | 2000 @ 1A, 5V | 2000 @ 1A, 5V | - | 2000 @ 500mA, 10V | 10000 @ 500mA, 10V |
| Power - Max | 1 W | 1 W | 1 W | 1 W | 1 W | 1 W | 1 W |
| Frequency - Transition | 250MHz | 250MHz | 150MHz | 150MHz | 175MHz | 250MHz | 250MHz |
| Operating Temperature | -55°C ~ 200°C (TJ) | -55°C ~ 200°C (TJ) | -55°C ~ 200°C (TJ) | -55°C ~ 200°C (TJ) | -55°C ~ 200°C (TJ) | -55°C ~ 200°C (TJ) | -55°C ~ 200°C (TJ) |
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole |
| Package / Case | E-Line-3, Formed Leads | E-Line-3, Formed Leads | E-Line-3, Formed Leads | E-Line-3, Formed Leads | E-Line-3, Formed Leads | E-Line-3, Formed Leads | E-Line-3, Formed Leads |
| Supplier Device Package | E-Line (TO-92 compatible) | E-Line (TO-92 compatible) | E-Line (TO-92 compatible) | E-Line (TO-92 compatible) | E-Line (TO-92 compatible) | E-Line (TO-92 compatible) | E-Line (TO-92 compatible) |
