TL5001A-Q1_15 Datasheet, PDF (2/19 Pages) Texas Instruments – PULSE-WIDTH-MODULATION CONTROL CIRCUITS

TL5001A-Q1
SLVS603B – AUGUST 2005 – REVISED FEBRUARY 2009 .............................................................................................................................................. www.ti.com
SCHEMATIC FOR TYPICAL APPLICATION
V_I
+
2
V_CC
5 _SCP
1
V_O
COMP ³
TL5001A
6
DTC
7 _RT
4
FB
GND
8
TPS1101
V_O
+
FUNCTIONAL BLOCK DIAGRAM
V_CC
2
UVLO
1V
2.5 V
Reference
1.5 V _Voltage 1 V
RT
7
I_DT
FB ⁴
COMP ³
Error
Amplifier
+
−
SCP
Comparator 1
SCP ⁵
OSC
SCP
Comparator 2
DTC
6
PWM/DTC
Comparator
OUT
1
8
GND
2
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