參數(shù)資料
型號(hào): TPS2343DDPR
廠商: TEXAS INSTRUMENTS INC
元件分類: 電源管理
英文描述: 6-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO80
封裝: GREEN, PLASTIC, HTSSOP-80
文件頁(yè)數(shù): 39/42頁(yè)
文件大?。?/td> 942K
代理商: TPS2343DDPR
TPS2343
SLUS644B FEBRUARY 2005 MAY 2005
6
www.ti.com
ELECTRICAL CHARACTERISTICS,
P12VIN = 12 V, DIGVCC = 3.3 V, M12VIN = 12 V, 3VAUXIN = 3.3 V, V5IN = 5 V, RMISET = 6.04 k
, all outputs
unloaded, TA = 40_C to 85_C, (unless otherwise noted) (1)(2)(3)
5-V Main Supply
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
5VS5VIS overcurrent threshold (5 V)
43
53
63
mV
5VIS voltage fault threshold
4.25
4.5
4.75
V
5VS input bias current
PWREN = high
100
A
5VIS input bias current
PWREN = high
100
250
400
A
5VIS bleed current
PWREN = low, 5VIS = 5V
8
60
mA
5VG charge current
PWREN = high, 5VG = 5 V
70
100
130
A
5VG discharge resistance
0.1 V < V5VG < 0.5 V
1.5
4
15
5VG good threshold
11
11.5
12
V
V5IN supply current
2
6
mA
5VIS low comparator threshold
PWREN = low
0.075
0.100
0.150
V
3.3-V Main Supply
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
3VS3VIS overcurrent threshold (3.3 V)
48
63
76
mV
3VIS voltage fault threshold
2.5
2.7
2.9
V
3VS input bias current
PWREN = high
100
A
3VIS input bias current
PWREN = high
100
290
400
A
3VIS bleed current
PWREN = low, 3VIS = 3.3 V
8
40
mA
3VG charge current
PWREN = high, 3VG = 5 V
70
100
130
A
3VG discharge resistance
0.1 V < V3VG < 0.5 V
1.5
4
15
DIGVCC supply current
1.2
3
mA
3VIS low comparator threshold
PWREN = low
0.075
0.100
0.150
V
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