參數(shù)資料
型號: TPS2491DGSG4
廠商: Texas Instruments
文件頁數(shù): 4/25頁
文件大?。?/td> 925K
描述: IC POS HV HOT-SWAP CTRLR 10-MSOP
標(biāo)準(zhǔn)包裝: 80
類型: 熱交換控制器
應(yīng)用: 通用
內(nèi)部開關(guān):
電源電壓: 9 V ~ 80 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 10-TFSOP,10-MSOP(0.118",3.00mm 寬)
供應(yīng)商設(shè)備封裝: 10-MSOP
包裝: 管件
配用: 296-18947-ND - EVAL MODULE FOR TPS2491-002
TPS2490
TPS2491
SLVS503D NOVEMBER 2003REVISED JULY 2012
www.ti.com
ELECTRICAL CHARACTERISTICS (continued)
unless otherwise noted, minimum and maximum limits apply across the recommended operating junction temperature and
voltage range, V
TIMER
= 0 V, and all outputs unloaded; typical specifications are at T
J
= 25癈, V
VCC
= 48 V, V
TIMER
= 0 V, and
all outputs unloaded; positive currents are into pins.
PARAMETER
TEST CONDITIONS
MIN
TYP    MAX   UNIT
POWER GOOD OUTPUT (PG)
I
PG
= 2 mA
0.1
0.25
V
V
PG_L
Low voltage (sinking)
I
PG
= 4 mA
0.25
0.5
V
PG threshold voltage, V
OUT
rising, PG goes
V
PGTL
V
SENSE
= V
VCC
, measure V
(VCC-OUT)
0.8
1.25
1.7
V
open drain
PG threshold voltage, V
OUT
falling, PG goes
VPGTH
V
SENSE
= V
VCC
, measure V
(VCC-OUT)
2.2
2.7
3.2
V
low
PGT
PG threshold hysteresis voltage, V
(SENSE-OUT)
V
SENSE
= V
VCC
1.4
V
PG deglitch delay, detection to output, rising
t
DPG
V
SENSE
= V
VCC
5
9
15
ms
and falling edges
Leakage current, PG false, open drain
10
礎(chǔ)
OUTPUT VOLTAGE FEEDBACK INPUT (OUT)
V
OUT
= V
VCC
, V
EN
= Hi, sinking
8
20
礎(chǔ)
I
OUT
Bias current
V
OUT
= GND, V
EN
= Lo, sourcing
18
40
礎(chǔ)
ENABLE INPUT (EN)
V
EN_H
Threshold, V
EN
going high
1.32
1.35
1.38
V
V
EN_L
Threshold, V
EN
going low
1.22
1.25
1.28
V
V
EN
hysteresis
100
mV
Leakage current
V
EN
= 48 V
1
礎(chǔ)
INPUT SUPPLY UVLO (VCC)
V
VCC
turn on
Rising
8.4
8.8
V
V
VCC
turn off
Falling
7.5
8.3
V
Hysteresis
75
mV
4
Copyright ?20032012, Texas Instruments Incorporated
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