應用領域
- VIN Range up to 40V Portable Electronic Devices
- Output Voltage Tolerances of ±2% Smoke Detectors
- Output Current of 250 mA E-meters, Water Meters and Gas Meters
- Ultra Low Quiescent Current (IQ = 1.5 μA) Fire Alarm, Smoke Detector
- Dropout Voltage Typically 1200 mV at Appliances and White Goods
- 智慧型手機s and 平板電腦
- Internal Thermal Overload Protection 數位相機 and Audio Devices
- Internal Short-Circuit Current Limit
- Ceramic Capacitor Stable
關鍵規格
Product Name
PSR4020 Series
Package
SOT23-3L
SOT893
SOT223
SOT23-5L
VIN MIN
(V)
2.7
VIN MAX
(V)
40
IOUT
(A)
0.25
Fixed/Adjustable
Fixed / Adjustable
VOUT
(V)
1.5~5.5
IQ
(µA)
1.5
Vdropout
(V)
1.2
PSRR @ 1kHz
(dB)
50
VOUT
Accuracy
(%)
2
Features
Current Limiting
Thermal Protection
Logic-controlled electronic shutdown
Output Automatic Discharge
Internal soft-start
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