参数资料
型号: TPS40197RGYR
厂商: TEXAS INSTRUMENTS INC
元件分类: 稳压器
英文描述: SWITCHING CONTROLLER, 520 kHz SWITCHING FREQ-MAX, PQCC16
封装: PLASTIC, MO-241BB, VQFN-16
文件页数: 3/30页
文件大小: 931K
代理商: TPS40197RGYR
4
HDRV
BOOT
SW
LDRV
EN
COMP
FB
VDD
BP
PGOOD
Soft Start
Ramp
Generator
5 V
Regulator
Oscillator
PWM Logic
and
Anti-Cross
Conduction
Fault
Controller
11
13
14
12
8
5
6
10
7
Power Good
Control
5.3 V
SS
V
REF
Error Amplifier
5.3 V
SD
CLK
Short Circuit
Threshold
Selector
750 K
9
GND
FAULT
SD
UVLO
SC
VDD – 0.5 V
OCL
CLK
OCH
UVLO
FAULT
SD
FB
UVLO
VDD
4.2 V
UVLO
SC Threshold Latch
SC: 100 mV, 200 mV or 280 mV
3
15
16
1
2
REF
VID3
VID2
VID1
VID0
Dynamic
VID
D/A
I
REF
I
REF
5.3 V
1.5 M
TI Information — Selective Disclosure
www.ti.com
SLUS886 – NOVEMBER 2008
FUNCTIONAL BLOCK DIAGRAM
Copyright 2008, Texas Instruments Incorporated
11
Product Folder Link(s): TPS40197
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