SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel):
260
Qualification Status:
Not Qualified
Seated Height-Max:
1.1 mm
Supply Current-Max:
2.5 mA
Supply Voltage-Max (Vsup):
5.5 V
Supply Voltage-Min (Vsup):
2.5 V
Surface Mount:
YES
Technology:
CMOS
Temperature Grade:
INDUSTRIAL
Terminal Finish:
Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form:
GULL WING
Terminal Pitch:
0.65 mm
Terminal Position:
DUAL
Time@Peak Reflow Temperature-Max (s):
30
Width:
3 mm
TPA741DGN Frequently Asked Questions (FAQs)
TI recommends using a 10uF capacitor in parallel with a 0.1uF capacitor, placed as close as possible to the power supply pins (VCC and GND) to ensure stable operation and minimize noise.
Follow TI's recommended layout guidelines: keep the input and output traces short and away from each other, use a ground plane, and place the amplifier close to the power supply. Additionally, use shielding or a metal can to enclose the amplifier and reduce radiated emissions.
The maximum power dissipation of the TPA741DGN is 2.5W. However, this value can be affected by the ambient temperature, PCB layout, and heat sinking. It's essential to calculate the power dissipation based on the specific application and ensure proper heat sinking to prevent overheating.
Yes, the TPA741DGN can be used as a line driver or headphone amplifier. However, it's essential to consider the output power requirements and impedance matching for the specific application. The TPA741DGN can deliver up to 2.5W per channel into a 4Ω load, making it suitable for low-power audio applications.
The gain of the TPA741DGN can be configured using external resistors (Rf and Ri) connected between the input pins and the gain pin (GAIN). The gain can be set to 10, 16, 20, or 26 dB, depending on the application requirements. Refer to the datasheet for the specific resistor values and gain calculations.
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TPA741DGN Overview
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About Texas Instruments
Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.
