TDA7850 STMicroelectronics, TDA7850 Datasheet - Page 5

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

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

TDA7850
1
1.1
1.2
Block diagram and application circuit
Block diagram
Figure 1.
Standard test and application circuit
Figure 2.
ST-BY
MUTE
IN1
IN2
IN3
IN4
Block diagram
Standard test and application circuit
IN1
IN2
IN3
IN4
C2 0.1μF
C3 0.1μF
C4 0.1μF
0.1μF
0.1μF
0.1μF
0.1μF
0.1μF
ST-BY
MUTE
C1
10K
47K
R1
R2
AC-GND
0.47μF
S-GND
C10
1μF
1μF
*) R3 = 10kΩ to be placed when pin 25 is used as offset detector.
C9
Vcc1
0.47μF
C5
4
22
11
12
15
14
13
0.1μF
C8
47μF
16
SVR
47μF
C6
SVR
2200μF
Vcc1-2
C7
10
Vcc2
TAB
6
Vcc3-4
25
HSD/OD
Block diagram and application circuit
R3
S-GND
*)
20
HSD
1
TAB
17
18
19
21
24
23
9
8
7
5
2
3
HSD/V
OUT1+
OUT1-
PW-GND
OUT2+
OUT2-
PW-GND
OUT3+
OUT3-
PW-GND
OUT4+
OUT4-
PW-GND
470μF
D94AU158D
OFF_DET
100nF
D95AU335C
OUT1
OUT2
OUT3
OUT4
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