Overview
The SMMBTA92LT1G is a high-voltage PNP bipolar junction transistor (BJT) manufactured by onsemi. This device is part of the MMBTA92L and SMMBTA92L series, which are designed for high-voltage applications. The SMMBTA92LT1G is AEC-Q101 qualified and PPAP capable, making it suitable for automotive and other applications requiring stringent quality and reliability standards. It is also Pb-free, halogen-free/BFR-free, and RoHS compliant, ensuring environmental sustainability.
Key Specifications
| Characteristic | Symbol | Value | Unit |
|---|---|---|---|
| Collector-Emitter Voltage | VCEO | 300 | Vdc |
| Collector-Base Voltage | VCBO | 300 | Vdc |
| Emitter-Base Voltage | VEBO | 5.0 | Vdc |
| Continuous Collector Current | IC | 500 | mAdc |
| Total Device Dissipation (FR-5 Board, TA = 25°C) | PD | 225 | mW |
| Thermal Resistance, Junction to Ambient (FR-5 Board) | RJA | 556 | °C/W |
| Junction and Storage Temperature | TJ, Tstg | -55 to +150 | °C |
| DC Current Gain (IC = -1.0 mA, VCE = -10 V) | hFE | 25-40 | |
| Collector-Emitter Saturation Voltage (IC = -20 mA, IB = -2.0 mA) | VCE(sat) | 0.5 | Vdc |
| Base-Emitter Saturation Voltage (IC = -20 mA, IB = -2.0 mA) | VBE(sat) | 0.9 | Vdc |
| Current-Gain Bandwidth Product (IC = -10 mA, VCE = -20 V, f = 100 MHz) | fT | 50 | MHz |
Key Features
- AEC-Q101 qualified and PPAP capable, ensuring high reliability for automotive and other critical applications.
- Pb-free, halogen-free/BFR-free, and RoHS compliant, making it environmentally friendly.
- High collector-emitter voltage (VCEO) of 300 V and high collector-base voltage (VCBO) of 300 V, suitable for high-voltage applications.
- Continuous collector current of 500 mA.
- Low collector-emitter saturation voltage (VCE(sat)) and base-emitter saturation voltage (VBE(sat)).
- Compact SOT-23-3 package, ideal for space-constrained designs.
Applications
The SMMBTA92LT1G is versatile and can be used in a variety of high-voltage applications, including:
- Automotive systems: Suitable for use in automotive electronics due to its AEC-Q101 qualification.
- Power supplies: Can be used in high-voltage power supply circuits.
- Industrial control systems: Applicable in industrial control and automation systems requiring high reliability.
- Audio and signal amplification: Useful in audio amplifiers and other signal amplification circuits where high voltage handling is necessary.
Q & A
- What is the maximum collector-emitter voltage of the SMMBTA92LT1G?
The maximum collector-emitter voltage (VCEO) is 300 Vdc. - Is the SMMBTA92LT1G RoHS compliant?
Yes, the SMMBTA92LT1G is Pb-free, halogen-free/BFR-free, and RoHS compliant. - What is the continuous collector current rating of the SMMBTA92LT1G?
The continuous collector current (IC) is 500 mA. - What is the thermal resistance, junction to ambient, for the SMMBTA92LT1G on an FR-5 board?
The thermal resistance, junction to ambient (RJA), is 556 °C/W on an FR-5 board. - What is the DC current gain (hFE) of the SMMBTA92LT1G?
The DC current gain (hFE) ranges from 25 to 40 at IC = -1.0 mA and VCE = -10 V. - What is the collector-emitter saturation voltage (VCE(sat)) of the SMMBTA92LT1G?
The collector-emitter saturation voltage (VCE(sat)) is approximately 0.5 Vdc at IC = -20 mA and IB = -2.0 mA. - What is the base-emitter saturation voltage (VBE(sat)) of the SMMBTA92LT1G?
The base-emitter saturation voltage (VBE(sat)) is approximately 0.9 Vdc at IC = -20 mA and IB = -2.0 mA. - What is the current-gain bandwidth product (fT) of the SMMBTA92LT1G?
The current-gain bandwidth product (fT) is 50 MHz at IC = -10 mA, VCE = -20 V, and f = 100 MHz. - In what package is the SMMBTA92LT1G available?
The SMMBTA92LT1G is available in a SOT-23-3 package. - Is the SMMBTA92LT1G suitable for automotive applications?
Yes, the SMMBTA92LT1G is AEC-Q101 qualified and PPAP capable, making it suitable for automotive and other critical applications.
