R1141Q311D
R1141Q311D is 120mA LDO REGULATOR manufactured by RICOH.
- Part of the R1141Q271D comparator family.
- Part of the R1141Q271D comparator family.
FEATURES
- Supply Current Typ. 90μA
- Standby Mode Typ. 0.1μA
- Dropout Voltage Typ. 0.15V (IOUT=100m A, Output Voltage=3.0V Type)
- Ripple Rejection Typ. 75d B (VOUT <= 2.4V)
Typ. 70d B (VOUT >= 2.5V) (f=1k Hz)
- Temperature-Drift Coefficient of Output Voltage Typ. ±100ppm/°C
- Line Regulation Typ. 0.02%/V
- Output Voltage Accuracy ±1.5% or ±30m V (VOUT <= 2.0V)
- Excellent Dynamic Response
- Package SC-82AB (Super Mini-mold)
- Output Voltage Range 1.5V to 4.0V (0.1V steps)
(For other voltages, please refer to MARK INFORMATIONS.)
- Built-in Chip Enable Circuit (B/D : active high)
- Built-in Fold-back Protection Circuit Typ. 40m A (Short Current)
- Ceramic capacitor can be used for Output pin Remended value is 2.2µF or more.
APPLICATIONS
- Power source for cellular phones such as GSM, CDMA and various kinds of PCS.
- Power source for electrical appliances such as cameras, VCRs and camcorders, and hand-held munication equipment.
- Power source for battery-powered equipment.
- Very stable Voltage Reference
R1141Q
BLOCK DIAGRAMS
R1141Qxx1B VDD 4
1 VOUT
VDD 4
R1141Qxx1D
1 VOUT
CE 3
Vref Current Limit
2 GND
CE 3
Vref Current Limit
2 GND
SELECTION GUIDE
The output voltage, auto discharge function for the ICs can be selected at the user’s request.
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