参数资料
型号: LT4356HS-1#TR
厂商: LINEAR TECHNOLOGY CORP
元件分类: 电源管理
英文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO16
封装: PLASTIC, SOP-16
文件页数: 22/26页
文件大小: 231K
代理商: LT4356HS-1#TR
LT4356-1/LT4356-2
5
4356fa
The
l denotes the specications which apply over the full operating
temperature range, otherwise specications are at TA = 25°C. VCC = 12V unless otherwise noted.
Note 1: Stresses beyond those listed under Absolute Maximum Ratings
may cause permanent damage to the device. Exposure to any Absolute
Maximum Rating condition for extended periods may affect device
reliability and lifetime.
Note 2: All currents into device pins are positive; all currents out of device
pins are negative. All voltages are referenced to GND unless otherwise
specied.
Note 3: An internal clamp limits the GATE pin to a minimum of 10V above
the OUT pin. Driving this pin to voltages beyond the clamp may damage
the device.
ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VSHDN(FLT) SHDN Pin Float Voltage
VCC = 12V to 48V
l
0.6
1.2
2.1
V
ISHDN
SHDN Pin Current
VSHDN = 0V
l
–1
–4
–8
μA
tOFF(OC)
Overcurrent Turn Off Delay Time
GATE From High to Low,
ΔVSNS = 0 → 120mV
l
24
μs
tOFF(OV)
Overvoltage Turn Off Delay Time
GATE From High to Low, VFB = 0 → 1.5V
l
0.25
1
μs
TYPICAL PERFORMANCE CHARACTERISTICS
ICC (Shutdown) vs VCC
ICC vs VCC
VCC (V)
0
I CC
(μA)
10
20
30
40
20
40
60
80
4356 G01
50
60
10
30
50
70
LT4356-1
VCC (V)
0
I CC
(μA)
200
400
600
20
40
60
80
4356 G02
800
1000
10
30
50
70
Specications are at VCC = 12V, TA = 25°C unless otherwise noted.
ICC (Shutdown) vs VCC
VCC (V)
0
I CC
(μA)
20
40
20
40
60
80
4356 G20
120
LT4356-2
IN+ = 1.3V
60
80
100
10
30
50
70
TEMPERATURE (°C)
–50
0
I CC
(μA)
50
100
150
200
0
50
100
125
4356 G21
250
300
–25
25
75
LT4356-2
ICC (Shutdown) vs Temperature
TEMPERATURE (°C)
–50
0
I CC
(μA)
5
10
15
20
0
50
100
125
4356 G03
25
35
30
–25
25
75
LT4356-1
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