參數(shù)資料
型號(hào): PTH12040WAST
廠商: TEXAS INSTRUMENTS INC
元件分類: 電源模塊
英文描述: 1-OUTPUT DC-DC REG PWR SUPPLY MODULE
封裝: DIP-20
文件頁數(shù): 11/27頁
文件大小: 633K
代理商: PTH12040WAST
2
4
6
8
19
20
11
9
Margin Up
V
I
+Sense
+
U1
PTH12040W
V
I
V
I
UVLO Prog
Margin Down
18
Track
12
15
14
V
O
V
O
V
O
–Sense
7
1
Inhibit
17
GND
3
5
10
13
16
V
OAdjust
C
I1
R
SET1
1.5 kW
C
O1
+
V
I = 12 V
GND
2
4
6
8
11
9
V
I
+Sense
+
U2
PTH12040W
V
I
V
I
UVLO Prog
12
15
14
V
O
V
O
V
O
–Sense
7
1
Inhibit
17
GND
3
5
10
13
16
V
OAdjust
C
I2
R
SET2
6.34 kW
C
O2
+
GND
19
20
Margin Up
Margin Down
18
Track
7
2
1
3
SENSE
5
RESET
6
RESET
R
RST
10 kW
C
T
2.2 mF
C
T
0.1 mF
8
U3
TL7712A
RESIN
REF
CT
4
GND
V
CC
UDG-08113
t Time 20 ms/div
VTRK (1 V/div)
V01 (1 V/div)
V02 (1 V/div)
t Time 400
s/div
VTRK (1 V/div)
V01 (1 V/div)
V02 (1 V/div)
www.ti.com............................................................................................................................................... SLTS237G – DECEMBER 2004 – REVISED MARCH 2009
Figure 14. Sequenced Power Up and Power Down Using Auto-Track
Figure 15. Simultaneous Power Up With Auto-Track
Figure 16. Simultaneous Power Down With Auto-Track
Control
Copyright 2004–2009, Texas Instruments Incorporated
19
Product Folder Link(s): PTH12040W
相關(guān)PDF資料
PDF描述
PTH12040WAH 1-OUTPUT DC-DC REG PWR SUPPLY MODULE
PTH12040WAZ 1-OUTPUT DC-DC REG PWR SUPPLY MODULE
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PTN04050AAD 1 A SWITCHING REGULATOR, 310 kHz SWITCHING FREQ-MAX, PDMA5
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