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參數資料
| 型號： | TPS2492PW |
| 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： | 1/33頁 |
| 文件大小： | 1096K |
| 代理商： | TPS2492PW |
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1
UVEN
VCC
14
R
SENSE
0.01 W
13
R
GATE
10 W
12
11
R1
R2
3
2
7
4
9
8
6
R4
41.2 kW
5
R5
8.25 kW
C
T
0.068 mF
470 kW
SENSE
GATE
OUT
FLT
PG
IMON
TIMER
GND
VREF
PROG
OV
TPS2492/93
V
LOGIC
V
OUT
R3
M1
V
IN
C1
D1
P
LIM
= 34 W
I
LIM
= 5 A
Timeout = 10 ms
c
o
V
DS
- Drain-to-Source Voltage - V
0.1
1
10
1000
I D
-
D
r
a
in
-t
o
-S
o
u
r
c
e
C
u
r
e
n
t
-
A
DRAIN-TO-SOURCE CURRENT
vs
DRAIN-TO-SOURCE VOLTAGE
1
10
100
1000
100
Programmed SOA 10 ms
10 ms
1 ms
100 ms
Operation in the gray area is limited by R
DS(on)
www.ti.com
SLUSA65A – JULY 2010 – REVISED AUGUST 2010
Positive High-Voltage Power-Limiting Hotswap Controller
With Analog Current Monitor Output
1
FEATURES
DESCRIPTION
9-V to 80-V Operation
High-Side Drive for External N-FET
The TPS2492 and TPS2493 are easy-to-use, positive
high voltage, 14-pin Hotswap Controllers that safely
Programmable FET Power Limit
drive an external N-channel FET to control load
Programmable Load Current Limit
current. The programmable power foldback protection
Programmable Fault Timer
ensures that the external FET operates inside its safe
operating area (SOA) during overload conditions by
Load Current Monitor Output
controlling of power dissipation. The programmable
Power Good and Fault Outputs
current limit and fault timer ensure the supply,
Enable/UV, OV Inputs
external
FET,
and
load
are
not
harmed
by
overcurrent. Features include inrush current limiting,
Latch or Auto Restart After Fault
controlled load turn-on, interfacing to down-stream
EVM Available SLUU425
DC-to-DC converters, and power feed protection.
Calculation Tool Available SLVC033
The analog current monitor output provides a signal
ready for sampling with an external A/D converter.
APPLICATIONS
Additional features include programmable overvoltage
Server Backplanes
and
undervoltage
shutdown,
power-good
for
Storage Area Networks (SAN)
coordinating loads with inrush, and a fault indicator to
Medical Systems
indicate an over-current shutdown.
Plug-in Modules
Base Stations
Typical Application Circuit
1
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas
Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
PRODUCTION DATA information is current as of publication date.
Copyright 2010, Texas Instruments Incorporated
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.
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相關代理商/技術參數 |
參數描述 |
|---|---|
| TPS2492PW | 制造商:Texas Instruments 功能描述:HOT SWAP CONTROLLER IC 80V TSSOP-14 |
| TPS2492PWR | 功能描述:熱插拔功率分布 Pos Hi-Vltg Pwr-Ltd Hotswap Controller RoHS:否 制造商:Texas Instruments 產品: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: 安裝風格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Tube |
| TPS2493EVM-002 | 功能描述:電源管理IC開發工具 TPS2493 Hot Swap ontroller Eval Mod RoHS:否 制造商:Maxim Integrated 產品:Evaluation Kits 類型:Battery Management 工具用于評估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V |
| TPS2493EVM-004 | 功能描述:電源管理IC開發工具 TPS2493 Hot Swap ontroller Eval Mod RoHS:否 制造商:Maxim Integrated 產品:Evaluation Kits 類型:Battery Management 工具用于評估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V |
| TPS2493PW | 功能描述:熱插拔功率分布 Pos Hi-Vltg Pwr-Ltd Hotswap Controller RoHS:否 制造商:Texas Instruments 產品: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: 安裝風格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Tube |
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