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PM6685 데이터시트(PDF) 8 Page - STMicroelectronics

부품명 PM6685
상세설명  DUAL STEP-DOWN CONTROLLER WITH AUXILARY VOLTAGES FOR NOTEBOOK SYSTEM POWER
PDF  16 Pages
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제조업체  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

PM6685 데이터시트(HTML) 8 Page - STMicroelectronics

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4 Electrical characteristics
PM6685
8/16
4
Electrical characteristics
(VIN = 12V; Tamb = 0°C to 85°C unless otherwise specified)
Table 4.
Supply section
Table 5.
Shutdown section
Simbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
VIN
Input voltage range
Vout=Vref, LDO5 in regulation
628
V
VCC
IC supply voltage
4.5
5.5
V
VV5SW
Turn-on voltage threshold
4.8
4.9
V
Turn-off voltage threshold
4.6
4.75
V
Hysteresis
50
mV
VV5SW
Maximum operating range
5.5
V
RDS(on)
LDO5 Internal Bootstrap
Switch Resistance
V5SW >4.9V
1.8
3
Ω
RDS(on)
LDO3 Internal Bootstrap
Switch Resistance
VOUT3 = 3.3V
1.8
3
Ω
OUT_ Discharge-Mode
On-resistance
12
25
Ω
OUT3, OUT5_ Discharge-Mode
Synchronuos Rectifier
Turn-on level
0.2
0.35
0.5
V
Pin
Operating Power consumption
VOUT5>5.1V,VOUT3>3.34V
V5SW to 5V
LDO5, LDO3 no load
4mW
Ish
VIN Shutdown Current
SHDN connected to GND,
14
18
µA
Isb
VIN Standby Current
ENx to GND, V5SW to GND
150
250
µA
Simbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
VSHDN
Device ON threshold
0.95
1.35
1.6
V
Device OFF threshold
0.8
0.85
0.9
V



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