General Description
The 2SA1943 is a high-power PNP transistor, often paired with the 2SC5200 in audio amplifier circuits.
Key Specifications of TTA1943
1. Type: PNP Power Transistor
2. Package: TO-264
3. Maximum Ratings:
• Collector-Emitter Voltage (Vceo): -230V
• Collector-Base Voltage (Vcbo): -230V
• Emitter-Base Voltage (Vebo): -5V
• Collector Current (Ic): -15A
• Collector Dissipation (Pc): 150W
• Junction Temperature (Tj): 150°C
4. Electrical Characteristics:
• DC Current Gain (hFE): 55 to 160 (measured at Ic = -5A, Vce = -5V)
• Saturation Voltage (Vce(sat)): -3V (max, at Ic = -8A, Ib = -0.8A)
5.Frequency Characteristics:
• Gain Bandwidth Product (fT): 30 MHz (typical, at Vce = -10V, Ic = -1A)
Applications:
High-power audio amplifiers
• Motor control circuits
• High-current switching
Complementary Pair: TTC5200 (NPN transistor)
More details refer datasheet.
Advantages
• Designed for high-power audio applications with excellent linearity.
• Reliable performance under high current and voltage conditions.
• Low distortion for superior audio fidelity.