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ADP1822 Datasheet(PDF) 4 Page - Analog Devices

Part No. ADP1822
Description  PWM, Step-Down DC-to-DC Controller with Margining and Tracking
Download  24 Pages
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Maker  AD [Analog Devices]
Homepage  http://www.analog.com
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ADP1822 Datasheet(HTML) 4 Page - Analog Devices

 
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ADP1822
Rev. B | Page 4 of 24
Parameter
Conditions
Min
Typ
Max
Unit
TRKN Pull-Down Resistance
200
LOGIC THRESHOLDS (SHDN, SYNC, FREQ, MAR, MSEL)
Input High Voltage
VVCC = 3.0 V to 5.5 V
2.0
V
Input Low Voltage
VVCC = 3.0 V to 5.5 V
0.8
V
SYNC, FREQ Input Leakage Current
SYNC = FREQ = GND
0.1
1
μA
SHDN, MAR, MSEL Pull-Down Resistance
100
THERMAL SHUTDOWN
Thermal Shutdown Threshold
145
°C
Thermal Shutdown Hysteresis
10
°C
PWGD OUTPUT
FB Overvoltage Threshold
VFB rising
750
mV
FB Overvoltage Hysteresis
35
mV
FB Undervoltage Threshold
VFB rising
550
mV
FB Undervoltage Hysteresis
35
mV
PWGD Off Current
VPWGD = 5 V
1
μA
PWGD Low Voltage
IPWGD = 10 mA
150
500
mV


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