參數(shù)資料
型號(hào): TPS2340APFPRG4
廠商: TEXAS INSTRUMENTS INC
元件分類: 電源管理
英文描述: 2-CHANNEL POWER SUPPLY SUPPORT CKT, PQFP80
封裝: GREEN, PLASTIC, HTQFP-80
文件頁(yè)數(shù): 2/29頁(yè)
文件大小: 578K
代理商: TPS2340APFPRG4
TPS2340A
SLUS528A MARCH 2002 REVISED AUGUST 2002
10
www.ti.com
functional block diagram
UDG01011
66
7
61
65
3VAUXI
TO
SECOND
SLOT
+
2.2 V
PMEO
SQ
Q
R
AUX FAULT
LATCH
2.5 ms
TURNOFF
DELAY
+
3VAUXA
10 ms
TURNON
DELAY
62 PMEA
SW INPUT
OVERCURRENT SENSE
OCSET
+
70
P12VGA
+
20 V
10 V
100
A
CURRENT LIMIT
THRESHOLD
+
58
3VSA
57
3VISA
+
55
5VSA
56
5VISA
OUTPUTS
GOOD
INPUTS
GOOD
SQ
Q
R
MAIN
FAULT
LATCH
THERMAL
SHUTDOWN
72
P12VINA
71
P12VOA
69
M12VGA
67
M12VOA
68 M12VINA
P12VO
5VIS
3VIS
P12VIN
V5IN
DIGVCC
OVER
CURRENT
SENSE
OVER
CURRENT
SENSE
PWRENA
AUXFLTA
FLTA
PWRENB
AUXFLTB
FLTB
SERIAL TO PARALLEL CONVERTER
TO
SECOND
SLOT
SERIAL BUS
TO SLOT
1
PWRGND1
54
ANAGND
49
V5IN
30
DIGVCC
31
DIGGND
2.9 V
59
5V3VGA
60
PWRGND2
18
DIGGND2
43
DIGGND3
SWITCH INPUTS
FROM SLOT
LED OUTPUTS
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