參數(shù)資料
型號(hào): LT4351CMS
廠商: LINEAR TECHNOLOGY CORP
元件分類: MOSFETs
英文描述: JACK RJ45 8POS/2PORT RTANG PCB
中文描述: 0.67 A BUF OR INV BASED MOSFET DRIVER, PDSO10
封裝: PLASTIC, MSOP-10
文件頁數(shù): 2/20頁
文件大小: 270K
代理商: LT4351CMS
LT4351
2
sn4351 4351fs
V
IN
Voltage ............................................... –0.3V to 19V
OUT Voltage ............................................ –0.3V to 19V
V
DD
Voltage ............................................. –0.3V to 30V
FAULT, STATUS Voltages ........................ –0.3V to 30V
FAULT, STATUS Current........................................ 8mA
UV, OV Voltages ........................................ –0.3V to 9V
SW Voltage.............................................. –0.3V to 32V
Operating Temperature Range
LT4351C..................................................0
°
C to 70
°
C
LT4351I.............................................. –40
°
C to 85
°
C
Junction Temperature (Note 2)............................ 125
°
C
Storage Temperature Range................ –65
°
C to 150
°
C
Lead Temperature (Soldering, 10 sec)..................300
°
C
ORDER PART
NUMBER
MS PART MARKING
LTZZ
LTA1
T
JMAX
= 125
°
C,
θ
JA
= 120
°
C/W
LT4351CMS
LT4351IMS
(Note 1)
ABSOLUTEW
W
W
U
PACKAGE/ORDER U
U
W
Consult LTC Marketing for parts specified with wider operating temperature ranges.
The
G
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25
°
C. V
IN
= V
OUT
= 5V, V
DD
= 16.1V, V
UV
= 0.4V, V
OV
= 0.2V, GATE Open,
unless otherwise specified.
ELECTRICAL CHARACTERISTICS
1
2
3
4
5
GATE
V
DD
V
IN
SW
GND
10
9
8
7
6
OUT
STATUS
FAULT
UV
OV
TOP VIEW
MS PACKAGE
10-LEAD PLASTIC MSOP
SYMBOL
Supply and Protection
V
IN
I
VIN
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Operating Range
V
IN
Supply Current
G
1.2
18
2.0
2.1
310
13
V
V
IN
= 1.2V, V
OUT
= 1.1V, V
DD
= 12.3V
V
IN
= 18V, V
OUT
= 17.9V, V
DD
= 29.1V
UV Falling
Difference Between I
UV
at V
UV(TH)
+ 10mV
and V
UV(TH)
– 10mV
V
UV
= V
UV(TH)
+ 10mV
OV Rising
V
OV
= V
OV(TH)
– 10mV
I
F
= 5mA In Fault Condition
V
F
= 30V, V
IN
= 4.9V
G
G
1.41
1.71
300
10
mA
mA
mV
μ
A
V
UV(TH)
I
UV(HYST)
Undervoltage Turn-Off Voltage Threshold
I
UV
Hysteresis
G
290
7
G
I
UV
V
OV(TH)
I
OV
V
F(ON)
I
F(OFF)
Boost Supply
V
BR
t
OFF
I
SWLIM
Gate Drive
V
IOR
V
GL
UV Input Bias Current
Overvoltage Threshold
OV Input Bias Current
FAULT Pin On Voltage
FAULT Pin Leakage Current
G
–100
300
–100
0.14
0.04
–400
310
–400
0.25
1
nA
mV
nA
G
290
G
G
V
G
μ
A
Boost Regulation Trip Voltage
Boost Supply Off Time
Boost Supply Switch Current Limit
Measured as V
DD
to V
IN
, Rising Edge
G
10.2
10.7
600
450
11.1
V
ns
mA
G
350
650
Input to Output Regulated Voltage
Gate Voltage Limit
G
4
15
–2.3
25
–3
mV
V
IN
= 5V, V
OUT
= 4.9V, V
DD
= 13V Measured with
Respect to V
DD
V
IN
= 5V, V
OUT
= 4.9V, V
DD
= 16.1V Measured with
Respect to V
OUT
V
OUT
= 5.1V
V
OUT
= 4.9V, V
GATE
= 9V
V
OUT
= 4.9V, V
GATE
= 9V
G
V
V
G(MAX)
Maximum Gate Voltage
G
7
7.4
7.8
V
V
GOFF
I
GSO
I
GSK
Gate Off Voltage
Gate Source Current
Gate Sink Current
G
0.16
0.670
0.670
0.30
V
A
A
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