TDA7850 STMicroelectronics, TDA7850 Datasheet - Page 2

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TDA7850

Manufacturer Part Number
TDA7850
Description
IC AMP QUAD BRIDGE FLEXIWATT25
Manufacturer
STMicroelectronics
Type
Class ABr
Datasheet

Specifications of TDA7850

Output Type
4-Channel (Quad)
Max Output Power X Channels @ Load
85W x 4 @ 2 Ohm
Voltage - Supply
8 V ~ 18 V
Features
Mute, Short-Circuit and Thermal Protection, Standby
Mounting Type
Through Hole
Package / Case
25-Flexiwatt (bent and staggered leads)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

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Contents
Contents
1
2
3
4
5
6
2/18
Block diagram and application circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
1.1
1.2
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Electrical specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
3.1
3.2
3.3
3.4
Application hints . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
4.1
4.2
4.3
4.4
4.5
Package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Thermal data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Standard test and application circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Electrical characteristic curves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
SVR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Input stage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Standby and muting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
DC offset detector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Heatsink definition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
TDA7850

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