Datasheet TDA7851A - STMicroelectronics Audio Amplifiers 4 x 50 W MOSFET Quad Bridge Pwr Amplifier

Detailed Description

Manufacturer: STMicroelectronics

Description: Audio Amplifiers 4 x 50 W MOSFET Quad Bridge Pwr Amplifier

Download Data Sheet

Docket:
TDA7851A
4 x 48 W MOSFET quad bridge power amplifier
Datasheet - production data
Features
Multipower BCD technology High output power capability: ­ 4 x 48 W/4 Max.

­ 4 x 28 W/4 @ 14.4 V, 1 kHz, 10 % ­ 4 x 72 W/2 Max. MOSFET output power stage Excellent 2 driving capability Hi-Fi class distortion Low output noise Standby function Mute function Automute at min. supply voltage detection Low external component count: ­ Internally fixed gain (26 dB) ­ No external compensation ­ No bootstrap capacitors Protections: ­ Output short circuit to GND, to Vs, across the load ­ Very inductive loads ­ Overrating chip temperature with soft thermal limiter ­ Output DC offset detection ­ Load dump voltage Device summary

Specifications:

• Maximum Power Dissipation: 85 W
• Mounting Style: SMD/SMT
• Operating Supply Voltage: 18 V
• Output Power: 45 W
• Output Type: 4-Channel Audio
• Package / Case: FLEXIWATT-27
• Packaging Type: Tube
• Product: Class-AB
• Supply Current: 150 mA
• THD plus Noise: 0.01 %
• RoHS: Yes