參數(shù)資料
型號: TPS2393APWRG4
廠商: TEXAS INSTRUMENTS INC
元件分類: 電源管理
英文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO14
封裝: GREEN, PLASTIC, TSSOP-14
文件頁數(shù): 3/30頁
文件大小: 665K
代理商: TPS2393APWRG4
TPS2393A
SLUS610 JULY 2004
11
www.ti.com
TYPICAL CHARACTERISTICS
40
53
10
15
35
85
60
51
50
49
48
47
Figure 17.
TA Ambient Temperature °C
TIMER CHARGING CURRENT
vs
AMBIENT TEMPERATURE
I CHG
Charging
Current
A
VI(ISENS) =80mV
VO(FLTTIME) =2V
VRTN = 80 V
VRTN = 48 V
VRTN = 36 V
VRTN = 20 V
52
Figure 18.
TA Ambient Temperature °C
240
280
320
360
400
440
40
10
15
35
85
60
TIMER DISCHARGE CURRENT
vs
AMBIENT TEMPERATURE
I DSG
Charging
Current
nA
VI(ISENS) = 80 mV
VO(FLTTIME) = 2 V
VI(RTN) = 20 V to 80 V
Figure 19.
TA Ambient Temperature °C
V
FL
T
Fault
Latch
Threshold
V
oltage
V
40
10
15
35
85
60
3.75
3.85
3.95
4.05
4.15
4.25
FAULT LATCH THRESHOLD
vs
AMBIENT TEMPERATURE
VI(RTN) = 48 V
Figure 20.
VOLTAGE COMPARATOR THRESHOLD
vs
AMBIENT TEMPERATURE
V
TH
V
oltage
Comparator
Threshold
V
TA Ambient Temperature °C
40
10
15
35
85
60
1.36
1.42
1.40
1.44
1.38
Undervoltage
Comparator
Overvoltage
Comparator
VI(RTN) = 20 V to 48 V
VI(RTN) = 80 V
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