參數(shù)資料
型號(hào)： TPS2341PHPR
廠商： TEXAS INSTRUMENTS INC
元件分類： 電源管理
英文描述： 4-CHANNEL POWER SUPPLY SUPPORT CKT, PQFP48
封裝： POWERPAD, HTQFP-48
文件頁(yè)數(shù)： 23/31頁(yè)
文件大?。?/td> 649K
代理商： TPS2341PHPR
TPS2341
SLUS513A MAY 2003 REVISED JULY 2004
3
www.ti.com
electrical characteristics over recommended operating temperature range, P12VINA = P12VINB =
12 V, V5IN = 5 V, V3IN = 3.3 V, DIGVCC = 3.3 V, M12VINA = M12VINB = 12 V, 3VSTBYIN = 3.3 V, all
outputs unloaded, 40
°C to 85°C, TA = TJ (unless otherwise noted) (continued)
+12-V Supply / 12-V Supply
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
+12-V Internal N-channel MOSFET on-resistance
PWREN = HIGH,
ID = 0.5 A
TA = TJ = 25°C
0.18
0.3
+12-V Internal N-channel MOSFET on-resistance
PWREN = HIGH,
ID = 0.5 A
0.4
12-V Internal N-channel MOSFET on-resistance
PWREN = HIGH,
ID = 0.1 A
TA = TJ = 25°C
0.5
0.75
12-V Internal N-channel MOSFET on-resistance
PWREN = HIGH,
ID = 0.1 A
0.9
+12-V overcurrent threshold
ROCSET = 6.04 k,
TA = TJ = 25°C
0.79
0.94
1.09
A
+12-V overcurrent threshold
ROCSET = 6.04 k
0.73
0.94
1.12
A
12-V overcurrent threshold
ROCSET = 6.04 k,
TA = TJ = 25°C
0.20
0.24
0.28
A
12-V overcurrent threshold
ROCSET = 6.04 k
0.18
0.24
0.30
A
P12VOA, P12VOB fault threshold voltage
After P12VG and 5V3VG good
9.50
10.30
11.15
V
P12VOA, P12VOB voltage fault minimum captured
pulse time
75
100
ns
M12VGA, M12VGB gate charge current
23
20
13
A
M12VGA, M12VGB gate discharge current
200
mA
P12VGA, P12VGB, charge current
Derived from charge pump
2
9
14
A
P12VGA, P12VGB, discharge current
100
mA
P12VGA, P12VGB good threshold
17.5
19.0
20.5
V
Turn-on time
PWREN = HIGH to M12VO = 10.4 V,
CM12VG = 0.022 F,
RL = 120
CM12VO = 50 F
15
20
ms
Turn-on time
PWREN = HIGH to P12VO = 11.4 V,
C12PVG = 0.022 F,
RL = 24
CP12VO = 200 F
30
75
ms
Turn-off time
PWREN = LOW to P12VO = 0.6 V,
CP12VG = 0.022
F
1.5
3.5
s
Turn-off time
PWREN = LOW to M12VO = 0.6 V,
CM12VG = 0.022
F
1.5
3.5
s
M12VOA, M12VOB bleed current
20
mA
P12VOA, P12VOB bleed current
10
mA
noise filter
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Ignored spike from overcurrent
250
ns
Latched spike from overcurrent
500
ns
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參數(shù)描述
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TPS2342PFPR 功能描述:熱插拔功率分布 Hot Plug Power 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
TPS2342PFPRG4 功能描述:熱插拔功率分布 Hot Plug Power 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
TPS2343DDP 功能描述:熱插拔功率分布 Dual Slot PCI-X 2.0 Hot-Plug Pwr Cntrlr 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
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