參數(shù)資料
型號(hào): TPS2345PWNRND
廠商: TEXAS INSTRUMENTS INC
元件分類: 電源管理
英文描述: 4-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO24
封裝: GREEN, TSSOP-24
文件頁(yè)數(shù): 27/32頁(yè)
文件大小: 621K
代理商: TPS2345PWNRND
TPS2345
SLUS503B – MARCH 2002 – REVISED AUGUST 2002
4
www.ti.com
electrical characteristics VI(VIN1) = 12 V, VI(VIN2) = 5 V, VI(VIN3) = 3.3 V, VI(VIN4) = –12 V,
TA = –40_C to 85_C (unless otherwise noted) (continued)
overcurrent comparators 1, 2, 3
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VOC1
Overcurrent threshold voltage
(VIN1 – CS1)
34
45
56
VOC2
Overcurrent threshold voltage
(VIN2 – CS2)
29
40
51
mV
VOC3
Overcurrent threshold voltage
(VIN3 – CS3)
29
40
51
tR
Response time
1
5
s
overcurrent comparator 4
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VOC4
Overcurrent threshold voltage
(VIN4 – CS4) relative to VMAX4
–50
–225
mV
tR
Response time
1
5
s
undervoltage (UV)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VUV1
Channel 1 undervoltage limit
10.37
10.80
11.23
VUV2
Channel 2 undervoltage limit
4.22
4.40
4.58
V
VUV3
Channel 3 undervoltage limit
2.78
2.90
3.02
V
VUV4
Channel 4 undervoltage limit
-11.23
-10.80
-10.37
overvoltage (OV)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VOV1
Channel 1 overvoltage limit
12.77
13.20
13.63
VOV2
Channel 2 overvoltage limit
5.38
5.60
5.82
V
VOV3
Channel 3 overvoltage limit
3.55
3.70
3.85
V
VOV4
Channel 4 overvoltage limit
-13.63
-13.20
-12.77
IRAMP output
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
ICHG
Source current, charging
VO(IRAMP) = 0.5 V
–46
–58
–68
A
IDSG
Sink current, discharging
VO(IRAMP) = 0.5 V
1.3
1.8
2.5
A
undervoltage lockout (UVLO)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VUVLO–L
VIN1 UVLO, input rising
2.1
2.4
2.9
VUVLO–H VIN1 UVLO, input falling
VI(VIN2) = VI(VIN3) = VI(VIN4) = 0 V
1.90
2.25
2.70
V
VHYS
VIN1 UVLO hysteresis
VI(VIN2) VI(VIN3)
VI(VIN4)
0 V
0.05
V
BD_SEL# input
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VIL
Low-level input voltage
0.8
V
VIH
High-level input voltage
2
V
IIH
High-level input leakage current
VI(BD_SEL#) = 5 V
50
A
相關(guān)PDF資料
PDF描述
TPS2346PWG4 4-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO24
TPS2350DRG4 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO14
TPS2350PWG4 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO14
TPS2359RHHT 2-CHANNEL POWER SUPPLY SUPPORT CKT, PQCC36
TPS2363PFBRG4 1-CHANNEL POWER SUPPLY SUPPORT CKT, PQFP48
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TPS2345PWR 制造商:Rochester Electronics LLC 功能描述:COMPACTPCI HOT SWAP POWER MANAGER - Bulk
TPS2346PW 功能描述:IC HOT SWAP POWER MGR 24-TSSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 熱交換 系列:- 產(chǎn)品培訓(xùn)模塊:Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:100 系列:- 類型:熱插拔開關(guān) 應(yīng)用:通用 內(nèi)部開關(guān):是 電流限制:可調(diào) 電源電壓:9 V ~ 13.2 V 工作溫度:-40°C ~ 150°C 安裝類型:表面貼裝 封裝/外殼:10-WFDFN 裸露焊盤 供應(yīng)商設(shè)備封裝:10-TDFN-EP(3x3) 包裝:管件
TPS2346PWR 功能描述:熱插拔功率分布 Optical Network Hot Swap Controller RoHS:否 制造商:Texas Instruments 產(chǎn)品:Controllers & Switches 電流限制: 電源電壓-最大:7 V 電源電壓-最小:- 0.3 V 工作溫度范圍: 功率耗散: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Tube
TPS2346PWRG4 功能描述:熱插拔功率分布 Optical Network Hot Swap Controller RoHS:否 制造商:Texas Instruments 產(chǎn)品:Controllers & Switches 電流限制: 電源電壓-最大:7 V 電源電壓-最小:- 0.3 V 工作溫度范圍: 功率耗散: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Tube
TPS2350D 功能描述:熱插拔功率分布 Pwr Mngr for Redund -48V Supplies RoHS:否 制造商:Texas Instruments 產(chǎn)品:Controllers & Switches 電流限制: 電源電壓-最大:7 V 電源電壓-最小:- 0.3 V 工作溫度范圍: 功率耗散: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Tube