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參數資料
| 型號： | TPS2340APFP |
| 英文描述： | SMPS Controller |
| 中文描述： | 開關電源控制器 |
| 文件頁數： | 7/20頁 |
| 文件大小： | 411K |
| 代理商： | TPS2340APFP |
TPS2330, TPS2331
SINGLE HOT SWAP POWER CONTROLLER WITH
CIRCUIT BREAKER AND POWER-GOOD REPORTING
SLVS277A – MARCH 2000– REVISED APRIL 2000
7
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating temperature range (–40
°
C < T
A
< 85
°
C),
3 V
≤
V
I(IN1)
≤
13 V, 3 V
≤
V
I(IN2)
≤
5.5 V (unless otherwise noted) (continued)
PWRGD
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VIT(ISENSE)
Trip threshold, VSENSE
VI(VSENSE) decreasing
1.2
1.225
1.25
V
Vhys
Hysteresis voltage, power-good
comparator
20
30
40
mV
VO(sat)(PWRGD)
VO(VREGmin)
IIB
Ilkg(PWRGD)
Output saturation voltage PWRGD
IO = 2 mA
IO = 100
μ
A, VO(PWRGD) = 1 V
VI(VSENSE) = 5.5 V
VO(PWRGD) = 13 V
VI(VSENSE) increasing,
Overdrive = 20 mV, tr = 100 ns,
See Note 2
VI(VSENSE) decreasing,
Overdrive = 20 mV, tr = 100 ns,
See Note 2
0.2
0.4
V
Minimum VO(VREG) for valid power-good
Input bias current, power-good comparator
1
V
μ
A
μ
A
1
Leakage current, PWRGD
1
tdr
Delay time, rising edge, PWRGD
25
μ
s
tdf
Delay time, falling edge, PWRGD
2
μ
s
NOTE 2: Specified, but not production tested.
FAULT output
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VO(sat)(FAULT)
Ilkg(FAULT)
Output saturation voltage, FAULT
IO = 2 mA
VO(FAULT) = 13 V
0.4
V
μ
A
Leakage current, FAULT
1
DISCH
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
IDISCH
VIH(DISCH)
VIL(DISCH)
Discharge current, DISCH
VI(DISCH) = 1.5 V, VI(VIN) = 5 V
5
10
mA
Discharge on high-level input voltage
2
V
Discharge on low-level input voltage
1
V
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