參數(shù)資料
型號(hào): TPS2341PHPR
廠商: TEXAS INSTRUMENTS INC
元件分類(lèi): 電源管理
英文描述: 4-CHANNEL POWER SUPPLY SUPPORT CKT, PQFP48
封裝: POWERPAD, HTQFP-48
文件頁(yè)數(shù): 31/31頁(yè)
文件大小: 649K
代理商: TPS2341PHPR
TPS2341
SLUS513A MAY 2003 REVISED JULY 2004
9
www.ti.com
FUNCTIONAL BLOCK DIAGRAM
20
A
5
A
5
A
20
A
100
A
UDG01152
37
10
36
3VSTBYIN
TO
SECOND
SLOT
+
2.9 V
SQ
Q
R
AUX FAULT
LATCH
2.5 ms
TURNOFF
DELAY
3VAUXA
27 AUX_GOODA
OVERCURRENT SENSE
OCSET
+
42
P12VGA
+
20 V
11 V
CURRENT LIMIT
THRESHOLD
+
31
3VSA
30
3VISA
+
28
5VSA
29
5VISA
OUTPUTS
GOOD
INPUTS
GOOD
SQ
Q
R
MAIN
FAULT
LATCH
THERMAL
SHUTDOWN
44
P12VINA
43
P12VOA
41
M12VGA
38
M12VOA
40 M12VINA
P12VO
5VIS
3VIS
P12VINA
V5IN
3VIN
OC
SENSE
OC SENSE
PWRENA AUXFLTA FLTA
PWRENB AUXFLTB
FLTB
14
13
SERIAL TO PARALLEL CONVERTER
TO
SECOND
SLOT
SDA
4
PWRGND1
11
AGND
26
V5IN
24
DIGVCC
23
DGND
33
5V3VGA
34
PWRGND2
2
39
M12VIN
SCL
25
SWA
17
ADDR1
FROM
GOOD
INPUTS
32
V3IN
20
PGOOD
22 PGOOD_OUTA
SR
CONTROL
IMASKA
IMASKB
18
IRQ#
M12VIN
TWO ITERATIONS
ONE ITERATION
15
ENA
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