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| Part Number | MJD127T4 | MJD127T4G | MJD127TF | MJD128T4 | MJD117T4 | MJD122T4 |
|---|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | onsemi | Fairchild Semiconductor | onsemi | STMicroelectronics | STMicroelectronics |
| Product Status | Active | Active | Obsolete | Obsolete | Active | Active |
| Transistor Type | PNP - Darlington | PNP - Darlington | PNP - Darlington | PNP - Darlington | PNP - Darlington | NPN - Darlington |
| Current - Collector (Ic) (Max) | 8 A | 8 A | 8 A | 8 A | 2 A | 8 A |
| Voltage - Collector Emitter Breakdown (Max) | 100 V | 100 V | 100 V | 120 V | 100 V | 100 V |
| Vce Saturation (Max) @ Ib, Ic | 4V @ 80mA, 8A | 4V @ 80mA, 8A | 4V @ 80mA, 8A | 4V @ 80mA, 8A | 3V @ 40mA, 4A | 4V @ 80mA, 8A |
| Current - Collector Cutoff (Max) | 10µA | 10µA | 10µA | 5mA | 20µA | 10µA |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 1000 @ 4A, 4V | 1000 @ 4A, 4V | 1000 @ 4A, 4V | 1000 @ 4A, 4V | 1000 @ 2A, 3V | 1000 @ 4A, 4V |
| Power - Max | 20 W | 1.75 W | 1.75 W | 1.75 W | 20 W | 20 W |
| Frequency - Transition | - | 4MHz | - | 4MHz | 25MHz | - |
| Operating Temperature | 150°C (TJ) | -65°C ~ 150°C (TJ) | 150°C (TJ) | -65°C ~ 150°C (TJ) | 150°C (TJ) | 150°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | TO-252-3, DPak (2 Leads + Tab), SC-63 | TO-252-3, DPak (2 Leads + Tab), SC-63 | TO-252-3, DPak (2 Leads + Tab), SC-63 | TO-252-3, DPak (2 Leads + Tab), SC-63 | TO-252-3, DPak (2 Leads + Tab), SC-63 | TO-252-3, DPak (2 Leads + Tab), SC-63 |
| Supplier Device Package | DPAK | DPAK | TO-252-3 (DPAK) | DPAK | DPAK | DPAK |
