Overview
The SMMBT2907ALT1G is a PNP silicon general-purpose transistor manufactured by onsemi. This device is part of the MMBT2907AL series and is available in a Pb-free SOT-23 (TO-236AB) package. It is AEC-Q101 qualified and PPAP capable, making it suitable for automotive and other applications requiring unique site and control change requirements. The transistor is also RoHS compliant, halogen-free, and BFR-free, aligning with modern environmental standards.
Key Specifications
| Characteristic | Symbol | Value | Unit |
|---|---|---|---|
| Collector-Emitter Voltage | VCEO | -60 | Vdc |
| Collector-Base Voltage | VCBO | -60 | Vdc |
| Emitter-Base Voltage | VEBO | -5.0 | Vdc |
| Collector Current - Continuous | IC | -600 | mAdc |
| Collector Current - Peak | ICM | -1200 | mAdc |
| Junction and Storage Temperature | TJ, Tstg | -55 to +150 | °C |
| Thermal Resistance, Junction-to-Ambient (FR-5 Board) | RJA | 556 | °C/W |
| DC Current Gain (IC = -1.0 mA, VCE = -10 Vdc) | hFE | 100 | |
| Collector-Emitter Saturation Voltage (IC = -150 mA, IB = -15 mA) | VCE(sat) | -0.4 | Vdc |
| Base-Emitter Saturation Voltage (IC = -150 mA, IB = -15 mA) | VBE(sat) | -1.3 | Vdc |
| Current-Gain - Bandwidth Product (IC = -50 mA, VCE = -20 Vdc, f = 100 MHz) | fT | 200 | MHz |
Key Features
- AEC-Q101 qualified and PPAP capable, making it suitable for automotive and other demanding applications.
- Pb-free, halogen-free, and BFR-free, ensuring compliance with environmental regulations.
- Available in SOT-23 (TO-236AB) package, which is compact and suitable for space-constrained designs.
- High DC current gain (hFE) of up to 100 at IC = -1.0 mA and VCE = -10 Vdc.
- Low collector-emitter saturation voltage (VCE(sat)) and base-emitter saturation voltage (VBE(sat)).
- High current-gain - bandwidth product (fT) of 200 MHz at IC = -50 mA and VCE = -20 Vdc.
- Fast switching times with turn-on time (ton) of 45 ns and turn-off time (toff) of 100 ns.
Applications
- Automotive systems: Suitable for various automotive applications due to its AEC-Q101 qualification and PPAP capability.
- General-purpose amplification: Can be used in a wide range of amplification circuits due to its high DC current gain and low saturation voltages.
- Switching circuits: Ideal for switching applications with its fast turn-on and turn-off times.
- Consumer electronics: Used in various consumer electronic devices where compact packaging and high performance are required.
- Industrial control systems: Suitable for industrial control and automation systems that require reliable and high-performance components.
Q & A
- What is the maximum collector-emitter voltage (VCEO) of the SMMBT2907ALT1G transistor?
The maximum collector-emitter voltage (VCEO) is -60 Vdc.
- Is the SMMBT2907ALT1G transistor RoHS compliant?
Yes, the SMMBT2907ALT1G transistor is RoHS compliant, halogen-free, and BFR-free.
- What is the DC current gain (hFE) of the SMMBT2907ALT1G transistor at IC = -1.0 mA and VCE = -10 Vdc?
The DC current gain (hFE) is up to 100.
- What is the typical turn-on time (ton) of the SMMBT2907ALT1G transistor?
The typical turn-on time (ton) is 45 ns.
- What is the current-gain - bandwidth product (fT) of the SMMBT2907ALT1G transistor?
The current-gain - bandwidth product (fT) is 200 MHz at IC = -50 mA and VCE = -20 Vdc.
- What are the typical applications of the SMMBT2907ALT1G transistor?
The transistor is suitable for automotive systems, general-purpose amplification, switching circuits, consumer electronics, and industrial control systems.
- What is the maximum collector current (IC) of the SMMBT2907ALT1G transistor?
The maximum continuous collector current (IC) is -600 mA, and the peak collector current (ICM) is -1200 mA.
- What is the thermal resistance, junction-to-ambient (RJA), for the SMMBT2907ALT1G transistor on an FR-5 board?
The thermal resistance, junction-to-ambient (RJA), is 556 °C/W on an FR-5 board.
- What is the base-emitter saturation voltage (VBE(sat)) of the SMMBT2907ALT1G transistor at IC = -150 mA and IB = -15 mA?
The base-emitter saturation voltage (VBE(sat)) is -1.3 Vdc.
- What is the package type of the SMMBT2907ALT1G transistor?
The transistor is available in a Pb-free SOT-23 (TO-236AB) package.
