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ETA9185 датащи(PDF) 3 Page - ETA SOLUTIONS CO. LIMITED

номер детали ETA9185
подробное описание детали  Ultra Low Power 5V Boost Converter, 20V Linear Charger and Fuel Gauge All-in-One Solution for TWS Charge Cradle
PDF  10 Pages
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производитель  ETA [ETA SOLUTIONS CO. LIMITED]
домашняя страница  http://www.etasolution.com
Logo ETA - ETA SOLUTIONS CO. LIMITED

ETA9185 датащи(HTML) 3 Page - ETA SOLUTIONS CO. LIMITED

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ETA9185
www.etasolution.com
3
Empower Thinkers
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
BAT Pin Current
RISET = 1K, Current Mode
1000
mA
RISET = 2K, Current Mode
500
mA
Trickle Charge Current
VBAT < VTRIKL, RISET = 2K
50
mA
Trickle Charge Threshold Voltage
VBAT Rising
3
V
Trickle Charge Hysteresis Voltage
200
mV
VIN–VBAT Lockout Threshold
Voltage
VIN from Low to High
100
mV
VIN from High to Low
50
mV
Termination Current Threshold
RISET = 2K
50
mA
ISET Pin Voltage
Current Mode, VBAT=4V
1
V
Recharge BAT Threshold Voltage
Vtermination - VRECHRG
150
mV
Thermal regulation When
Charging
100
°C
Vhold
VIN Voltage start to reduce
charging current, when select
Vtermination=4.2V
4.45
V
VIN Voltage start to reduce
charging current, when select
Vtermination=4.35V
4.55
V
Power FET “ON” Resistance
(Between VIN and BAT)
0.5
ohm
Soft-Start Time
IBAT = 0 to IBAT =1000V/RISET
200
μs
NTC Threshold, Cold
Charger Suspended
66
% VIN
NTC Threshold, Hot
Charger Suspended
35
% VIN
NTC Threshold Hysteresis
1
% VIN
NTC Input Leakage
0
1
μA
Boost Converter
Quiescent Current at BAT
Vbat=4V
8
15
μA
Shutdown Supply Current at BAT
VENBST =GND
3
5
μA
VBAT Startup Voltage
VBAT rising, HYS=0.2V
3.2
V
VBAT Unlock Voltage
When boost is lock by low VBAT
3.55
V
LOW BAT WARNING Voltage
HYS=100mV, Rising
3.15
V
Output Voltage at 5V
4.85
5
5.15
V
Switching Frequency
1.0
MHz
NMOS Switch On Resistance
ISW=100mA
100
mΩ
PMOS Switch On Resistance
ISW=100mA
100
mΩ
SW Leakage Current
VOUT=5.2V, VENBST=GND,
VSW=5.2V or VSW= 0V
0
10
μA
NMOS Switch Current Limit
2.5
A
Start-up Current Limit
2
A
Short Circuit Hiccup time
ON
24
ms



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