L5100 Просмотр технического описания (PDF) - Unisonic Technologies
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L5100 Datasheet PDF : 7 Pages
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L5100
LINEAR INTEGRATED CIRCUIT
ABSOLUTE MAXIMUM RATINGS
PARAMETER
SYMBOL
RATINGS
UNIT
Input Voltage
VIN
12
V
Switch Voltage
VSW
36
V
Feedback Voltage
Shutdown Voltage
VFB
V SHDN
12
V
12
V
Junction Temperature
TJ
+125
°C
Operating Junction Temperature
TJ
-40~+85
°C
Storage Temperature Range
TSTG
-65~+150
°C
Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
THERMAL DATA
PARAMETER
Junction to Ambient (in free air)
SYMBOL
θJA
RATINGS
256
UNIT
°C/W
ELECTRICAL CHARACTERISTICS (TA=25°C, VIN=3V, VSHDN =3V, unless otherwise specified.)
PARAMETER
Operating Voltage
Feedback Voltage
Shutdown Voltage ON
Shutdown Voltage OFF
Switch VCESAT
Switch Current Limit
Supply current
Switch Leakage Current
Shutdown Pin Bias Current
Feedback Pin Bias Current
Switching Frequency
Maximum Duty Cycle
SYMBOL
VIN
VFB
VON
VOFF
VCESAT(SW)
ISW
TEST CONDITIONS
ISW=100mA, Duty Cycle=66%
ISW=250mA
ICC
SHDN =0V
ISW(OFF)
ISHDN
IFB
fOSC
DC
VSW=5V
MIN
2.5
87
1.5
10
0.8
85
TYP
95
360
320
1.8
0.1
0.01
60
45
1.2
90
MAX
12
104
0.3
2.5
1.0
5
100
1.6
UNIT
V
mV
V
V
mV
mA
mA
µA
µA
µA
nA
MHz
%
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
4 of 7
QW-R103-024.D
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