Philips 19HFL3233D/10 - Page 35

IC Data Sheets
EN 35TPM8.2E LA 8.
2011-Jun-01
8.4 Diagram Power-1 B01, G5173R41D (IC U701)
19120_303_110517.eps
110524
Block diagram
Pinning information
P M O C
1
2
3
4
12
11
10
9
LX
LX
LX
SS
6 1
5 1
4 1
3 1
T R
D N G A
B F
Thermal
Pad
G P
S B
N E
N I V
VINA
VIN
GND
GND
5
6
7
8
P M O C
1
2
3
4
12
11
10
9
LX
LX
LX
SS
6 1
5 1
4 1
3 1
T R
D N G A
B F
Thermal
Pad
G P
S B
N E
N I V
VINA
VIN
GND
GND
5
6
7
8
Logic
PG
SHDN
93%
107%
Voltage
Reference
FB
Erramp
SS
Logic
COMP
OverLoad
Recovery
Maximum
Clamp
AGND
Minimum
Clamp
PWM
SHDN
Slope
Compensation
Frequency
Shift
Oscillator
G5173R41D
RT
Logic and PWM Latch
Boot
UVLO
GND
LX
BS
Buffer
Buffer
Current
Sense
VIN
Boot
Charge
EN
Enable
Threshold
Enable
Comparator
UVLO
Shutdown
Logic
SHDN
Thermal
Shutdown
VINA
Figure 8-5 Internal block diagram and pin configuration