TDA7850 STMicroelectronics, TDA7850 Datasheet - Page 13

• 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
Figure 18. Power dissipation vs. output power
Figure 20. ITU R-ARM frequency response,
-10
-20
-30
-40
-50
30
25
20
15
10
10
5
0
0
10
P
Output attenuation (dB)
tot
V
R
GAUSSIAN NOISE
(W)
S
L
= 13.2 V
= 4 x 4Ω
1
(R
weighting filter for transient pop
100
L
= 4Ω, audio program simulation)
2
P
o
1000
CLIP START
(W)
Hz
3
4
10000
5
AC00076
100000
AC00343
6
Figure 19. Power dissipation vs. output power
60
55
50
45
40
35
30
25
20
15
10
5
0
P
tot
(W)
V
R
GAUSSIAN NOISE
S
L
= 13.2 V
= 4 x 2Ω
2
(R
L
= 2Ω, audio program simulation)
4
CLIP START
P
o
(W)
Electrical specifications
6
8
AC00077
13/18
10