Audio frequency NPN transistor ROHM SSTA28MGT116 with 80 volt collector emitter voltage and Darlington configuration
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Product Description
SSTA28 NPN General Purpose Transistor
The SSTA28 is an NPN general-purpose transistor designed for audio frequency small signal amplification. It features a high collector-base breakdown voltage (BVCES > 80V) and a Darlington connection for enhanced gain.
Product Attributes
- Brand: ROHM
- Package: SOT-23 (SST3)
- Marking: RAT
Technical Specifications
| Parameter | Symbol | Conditions | Values (Unit) | Min. | Typ. | Max. |
| Collector-base voltage | VCBO | 80 (V) | ||||
| Collector-emitter voltage | VCES | 80 (V) | ||||
| Emitter-base voltage | VEBO | 12 (V) | ||||
| Collector current | IC | 300 (mA) | ||||
| Power dissipation | PD*1 | (Ta = 25C) | 200 (mW) | |||
| Junction temperature | Tj | 150 () | ||||
| Range of storage temperature | Tstg | -55 to +150 () | ||||
| Collector-base breakdown voltage | BVCBO | IC = 100A | 80 (V) | 80 | - | - |
| Collector-emitter breakdown voltage | BVCES | IC = 100A | 80 (V) | 80 | - | - |
| Emitter-base breakdown voltage | BVEBO | IE = 10A | 12 (V) | 12 | - | - |
| Collector cut-off current | ICBO | VCB = 60V | 100 (nA) | - | - | 100 |
| Collector cut-off current | ICES | VCE = 10V | 500 (nA) | - | - | 500 |
| Emitter cut-off current | IEBO | VEB = 10V | 100 (nA) | - | - | 100 |
| Collector-emitter saturation voltage | VCE(sat)1 | IC = 10mA, IB = 10A | 1.2 (V) | - | 0.7 | 1.2 |
| Collector-emitter saturation voltage | VCE(sat)2 | IC = 100mA, IB = 100A | 1.5 (V) | - | 0.8 | 1.5 |
| Base-emitter turn on voltage | VBE(on) | VCE = 5V, IC = 100mA | 2.0 (V) | - | 1.4 | 2.0 |
| DC current gain | hFE1 | VCE = 5V, IC = 10mA | - | 10k | - | - |
| DC current gain | hFE2 | VCE = 5V, IC = 100mA | - | 10k | - | - |
| Transition frequency | fT | VCE = 5V, IE = -10mA, f = 100MHz | 200 (MHz) | 125 | - | - |
| Output capacitance | Cob | VCB = 10V, IE = 0A, f = 1MHz | 8.0 (pF) | - | 5.0 | 8.0 |
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