ETA9635 データシートの表示（PDF） - Unspecified
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ETA9635 Datasheet PDF : 6 Pages
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ETA9635
PIN CONFIGURATION
USB_OUT 1
GND 2
LED 3
ISET 4
SOP8
8 SW
7 EN_BST
6 BATT
5 AC_IN
ABSOLUTE MAXIMUM RATINGS
(Note: Exceeding these limits may damage the device. Exposure to absolute
maximum rating conditions for long periods may affect device reliability.)
SW Voltage........................................................-0.3V to 5.5V
All Other PIN Voltages……………………………..–0.3V to 5V
SW to ground current ………….…….……….......Internally limited
Operating Temperature Range ……................…–40°C to 85°C
Storage Temperature Range ………………..….–55°C to 150°C
Thermal Resistance
θJA θJC
SOP8……………………………………………..90…….…45 ........oC/W
ELECTRICAL CHACRACTERISTICS
(VIN = 1.8V, VOUT = 3.3V, unless otherwise specified. Typical values are at TA = 25oC.)
PARAMETER
CONDITIONS
MIN
TYP
MAX UNITS
SYNCHRONOUS BOOST
Minimum Input Voltage
0.6
V
Startup Voltage
FB Feedback Voltage
FB Input Current
IOUT=0A
VOUT =2.1 to 5V
0.85
1.1
V
0.582
0.6
0.618
V
50
nA
Output Voltage Range
External divider
2.1
5
V
Quiescent Current at IN
Shutdown Supply Current at IN
Switching Frequency
Maximum Duty Cycle
VFB=0.7V
VEN=GND
VIN<4.3V
40
μA
0.5
5
μA
1.2
2
2.4
MHz
90
%
NMOS Switch On Resistance
PMOS Switch On Resistance
NMOS Switch Current Limit
ISW =100mA
ISW =100mA
0.15
0.35
Ω
0.15
0.35
Ω
1.2
1.5
A
Start-up Current Limit
0.5
A
Output to Input Reverse Leakage Current
SW Leakage Current
LINEAR CHARGER
VEN=GND, Measure at IN pin
VOUT=5V,VSW=0 or 5V, VEN=GND
0.1
5
μA
10
μA
EN Input Current
EN Input Low Voltage
EN Input High Voltage
Thermal Shutdown
PIN DESCRIPTION
PIN # NAME
1
EN
2
FB
3
OUT
Rising, Hysteresis=10°C
0.1
1
μA
0.3
V
0.6
V
165
°C
DESCRIPTION
Enable pin for the IC. Drive this pin high to enable the part, low to disable.
Feedback Input. Connect an external resistor divider from the output to FB and GND to set VOUT
Output pin. Bypass with a 22μF or larger ceramic capacitor closely between this pin and GND
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