参数资料
型号: TPS40077PWPRG4
厂商: TEXAS INSTRUMENTS INC
元件分类: 稳压器
英文描述: 2 A SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PDSO16
封装: GREEN, PLASTIC, HTSSOP-16
文件页数: 29/43页
文件大小: 847K
代理商: TPS40077PWPRG4
S0210-01
1
2
3
4
16
15
14
13
ILIM
VDD
BOOST
HDRV
KFF
RT
LVBP
PGD
TPS40077PWP
5
6
7
8
12
11
10
9
SW
DBP
LDRV
PGND
SGND
SS
FB
COMP
+
PWP
+
V
1.8V
10 A
OUT
C18
0.1 F
m
C12
22 F
m
C8
0.1 F
m
C7
10pF
C100.1 F
m
C91 F
m
R9
2kW
R8
226 W
R3
5.49kW
R5
10kW
R2
165kW
R6
165kW
V
12V
DD
R78.66kW
C14
22 F
m
C17
470 F
m
C16
470 F
m
C15
47 F
m
C6
4.7nF
C5
5.6nF
C4470pF
C322nF
C20.1 F
m
C13
4.7nF
L1
Pulse
PG0077.202
2 H
m
D1
BAT54
Q1
Si7840BDP
Q2
Si7856ADP
www.ti.com ..................................................................................................................................................... SLUS714D – JANUARY 2007 – REVISED APRIL 2009
See the Boost Diode section.
Figure 35. 300 kHz, 12 V to 1.8 V With Improved High-Side Gate Drive
Copyright 2007–2009, Texas Instruments Incorporated
35
Product Folder Link(s) :TPS40077
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