參數(shù)資料
型號: LTC4232CDHC#TRPBF
廠商: Linear Technology
文件頁數(shù): 2/16頁
文件大?。?/td> 242K
描述: IC CTLR HOT SWAP 5A 16-DFN
標(biāo)準(zhǔn)包裝: 2,500
類型: 熱交換開關(guān)
應(yīng)用: 服務(wù)器,儲存,通信,嵌入式,消費品
內(nèi)部開關(guān):
電流限制: 可調(diào)
電源電壓: 2.9 V ~ 15 V
工作溫度: 0°C ~ 70°C
安裝類型: 表面貼裝
封裝/外殼: 16-WFDFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 16-DFN(5x3)
包裝: 帶卷 (TR)
LTC4232
2
4232fa
16
15
14
13
12
11
10
9
17
SENSE
1
2
3
4
5
6
7
8
TOP VIEW
DHC PACKAGE
16-LEAD (5mm ?3mm) PLASTIC DFN
V
DD
I
SET
I
MON
FB
FLT
PG
GATE
OUT
V
DD
UV
OV
TIMER
INTV
CC
GND
OUT
OUT
 
T
JMAX
 = 125癈, ?/DIV>
JA
 = 46癈/W
EXPOSED PAD (PIN 17) IS SENSE,
 ?/DIV>
JA
 = 46癈/W SOLDERED, OTHERWISE ?/DIV>
JA
 = 140癈/W
pin conFiguraTion
absoluTe MaxiMuM raTings
Supply Voltage (V
DD
) ................................. 0.3V to 28V
Input Voltages
FB, OV, UV ..............................................0.3V to 12V
TIMER ................................................... 0.3V to 3.5V
SENSE .............................V
DD
  10V or  0.3V to V
DD
Output Voltages
I
SET
, I
MON
 ................................................. 0.3V to 3V
PG, FLT ..................................................0.3V to 35V
OUT ............................................0.3V to V
DD
 + 0.3V
INTV
CC
  .................................................. 0.3V to 3.5V
GATE (Note 3) ........................................ 0.3V to 33V
Operating Temperature Range
LTC4232C ................................................0癈 to 70癈
LTC4232I .............................................40癈 to 85癈
Junction Temperature (Notes 4, 5) ........................ 125癈
Storage Temperature Range ..................65癈 to 150癈
(Notes 1, 2)
elecTrical characTerisTics
 
The l denotes those specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
 = 25癈. V
DD
 = 12V unless otherwise noted.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
DC Characteristics
V
DD
Input Supply Range
l
2.9
15
V
I
DD
Input Supply Current
MOSFET On, No Load
l
1.6
3
mA
V
DD(UVL)
Input Supply Undervoltage Lockout
V
DD
 Rising
l
2.63
2.73
2.85
V
I
OUT
OUT Pin Leakage Current
V
OUT
 = V
GATE
 = 0V, V
DD
 = 15V
V
OUT
 = V
GATE
 = 12V
l
l
 
1
0
2
?50
4
礎(chǔ)
礎(chǔ)
V
GATE
/t
GATE Pin Turn-On Ramp Rate
l
0.15
0.3
0.55
V/ms
R
ON
MOSFET + Sense Resistor On-Resistance
l
15
33
50
m?
I
LIM(TH)
Current Limit Threshold
V = 1.23V, I
SET
 Open
l
5.0
5.6
6.1
A
V
FB
 = 0V, I
SET
 Open
l
1.2
1.5
1.8
A
V
FB
 = 1.23V, R
SET
 = 20k?/DIV>
l
2.6
2.9
3.3
A
orDer inForMaTion
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC4232CDHC#PBF
LTC4232CDHC#TRPBF
4232
16-Lead (5mm ?3mm) Plastic DFN
0癈 to 70癈
LTC4232IDHC#PBF
LTC4232IDHC#TRPBF
4232
16-Lead (5mm ?3mm) Plastic DFN
40癈 to 85癈
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
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