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HM3348 Datasheet(PDF) 4 Page - Shenzhen Huazhimei Semiconductor Co., Ltd

Part # HM3348
Description  Boost LED Driver
PDF  9 Pages
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Manufacturer  HMSEMI [Shenzhen Huazhimei Semiconductor Co., Ltd]
Direct Link  http://www.hmsemi.com/
Logo HMSEMI - Shenzhen Huazhimei Semiconductor Co., Ltd

HM3348 Datasheet(HTML) 4 Page - Shenzhen Huazhimei Semiconductor Co., Ltd

  HM3348 Datasheet HTML 1Page - Shenzhen Huazhimei Semiconductor Co., Ltd HM3348 Datasheet HTML 2Page - Shenzhen Huazhimei Semiconductor Co., Ltd HM3348 Datasheet HTML 3Page - Shenzhen Huazhimei Semiconductor Co., Ltd HM3348 Datasheet HTML 4Page - Shenzhen Huazhimei Semiconductor Co., Ltd HM3348 Datasheet HTML 5Page - Shenzhen Huazhimei Semiconductor Co., Ltd HM3348 Datasheet HTML 6Page - Shenzhen Huazhimei Semiconductor Co., Ltd HM3348 Datasheet HTML 7Page - Shenzhen Huazhimei Semiconductor Co., Ltd HM3348 Datasheet HTML 8Page - Shenzhen Huazhimei Semiconductor Co., Ltd HM3348 Datasheet HTML 9Page - Shenzhen Huazhimei Semiconductor Co., Ltd  
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Operating Conditions: TA = 25°C, VIN = 3V, unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VIN
Operating Voltage
Range
2.2
6
V
IQ
Operating Quiescent
Current into VIN
IOUT = 0mA, not switching
100
μA
ISHDN
Shutdown Current
20
μA
VFB
Feedback Voltage
TA = 25℃, ILOAD = 1mA
195
200
205
mV
IFB
FB Pin Bias Current
EN = GND
60
nA
fOSC
Switching Frequency
800
kHz
DC
Maximum Duty Cycle
90
%
VSW
Maximum Switch
Voltage
30
V
RDS(ON)
MOSFET On-Resistance
50
mΩ
VOVP
Output Overvoltage
Protection
VOUT rising
1.151
1.212
1.273
V
VENL
EN Falling Threshold
0.5
V
VENH
EN Rising Threshold
1.5
V
HM3348



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