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HM8116A データシート(PDF) 4 Page - Shenzhen Huazhimei Semiconductor Co., Ltd

部品番号. HM8116A
部品情報  Standoff 42V 1.2A 800KHz Sync Step-Down Regulator
ダウンロード  13 Pages
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メーカー  HMSEMI [Shenzhen Huazhimei Semiconductor Co., Ltd]
ホームページ  http://www.hmsemi.com/
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HM8116A Datasheet(HTML) 4 Page - Shenzhen Huazhimei Semiconductor Co., Ltd

 
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Standoff 42V 1.2A 800KHz Sync Step-Down Regulator
Statistical Quality Control (SQC) methods. All limits are used to calculate Average Outgoing Quality Level (AOQL).
Thermal Information
Item
Description
Value
Unit
RθJA
Junction-to-ambient thermal resistance (1)(2)
105
°C/W
RθJC(top)
Junction-to-case (top) thermal resistance
55
°C/W
RθJB
Junction-to-board thermal resistance
17.5
°C/W
ψJT
Junction-to-top characterization parameter
3.5
°C/W
ψJB
Junction-to-board characterization parameter
17.5
°C/W
Note (1): The package thermal impedance is calculated in accordance to JESD 51-7.
Note (2): Thermal Resistances were simulated on a 4-layer, JEDEC board.
Electrical Characteristics (1) (2)
VIN=12V, TA=25°C, unless otherwise specified.
Parameter
Test Conditions
Min
Typ.
Max
Unit
Input Voltage Range
4
38
V
Supply Current (Quiescent)
VEN =3.0V
0.4
0.8
mA
Supply Current (Shutdown)
VEN =0 or EN = GND
10
uA
Feedback Voltage
0.780
0.800
0.820
V
High-Side Switch On-Resistance
ISW=100mA
250
Low-Side Switch On-Resistance
ISW=-100mA
150
Upper Switch Current Limit
2
A
Over Voltage Protection Threshold
39
V
Switching Frequency
800
KHz
Maximum Duty Cycle
VFB=90%
92
%
Minimum On-Time
90
nS
EN Rising Threshold
1.3
V
EN Falling Threshold
0.9
V
Under-Voltage Lockout Threshold
Wake up VIN Voltage
3.6
3.8
V
Shutdown VIN Voltage
3.1
3.3
V
Hysteresis VIN voltage
300
mV
Soft Start
1
mS
Thermal Shutdown
150
Thermal Hysteresis
20
Note (1): MOSFET on-resistance specifications are guaranteed by correlation to wafer level measurements.
Note (2): Thermal shutdown specifications are guaranteed by correlation to the design and characteristics analysis.
HM8116A


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