Specifications

IC Data Sheets
EN 26 TCM3.1L LA8.
2009-Jun-05
8.2 Diagram B01, RT8110 (IC U13)
Figure 8-2 Internal block diagram and pin configuration
Block Diagram
Pin Configuration
18520_312_090326.eps
090326
(TOP VIEW)
BOOT
FB
VCC
PHASE
GND
LGATE
DRIVE
UGATE
5
34
68
1
2
7
Soft-Start
and Fault
Logic
Gate
Control
Logic
+
-
+
-
VCC
R
OC
I
OC
1.5V
BOOT
FB
VCC
PHASE
GND
LGATE
DRIVE
UGATE
VCC
Power-
On Reset
POR
+
-
0.5V
+
-
+
+
-
+
0.8V
REF
UVP
PWM
Gm
V
CC
Regulator
Oscillator
S1L
OC
PH_M
SSE
EO
SS