Sharp 28JF-76E Service Manual page 58

28JF-76E
TDA6111 (IC850, IC851, IC852)
Block Diagram
handbook, full pagewidth
inverting
input
non-inverting
input
Pinning
SYMBOL PIN
V 1
ip
V 2
DDL
V 3
in
GND 4
I 5
om
V 6
DDH
V 7
cn
V 8
oc
V
9
fb
supply voltage
input HIGH
7 V
MIRROR
V bias
C par
3
DIFFERENTIAL
1
STAGE
MIRROR
4
ground
(substrate)
Fig.1 Block diagram.
DESCRIPTION
non-inverting voltage input
supply voltage LOW
inverting voltage input
ground, substrate
black current measurement
output
supply voltage HIGH
cathode transient voltage output
cathode DC voltage output
feedback voltage output
feedback
output
6 9
MIRROR
FOLLOWERS
TDA6111Q
CURRENT
MIRROR
SOURCE
2
supply voltage
input LOW
ndbook, halfpage
58
cathode
7
transient
output
8
cathode
DC output
black current
5
measurement
output
MGA058
V
1
ip
V
2
DDL
V
3
in
GND 4
I
5 TDA6111Q
om
V
6
DDH
V
7
cn
V
8
oc
V
9
fb
MGA057
Fig.2 Pin configuration.