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Description
The R1111N251B-TR is a voltage regulator IC from the R1111N Series. It is designed with high output voltage accuracy, extremely low supply current, low ON resistance, and high Ripple Rejection by CMOS process. This voltage regulator IC consists of a voltage reference unit, an error amplifier, resistors, a current limit circuit, and a chip enable circuit.
Specifications and features
- Ultra-Low Supply Current: TYP. 35µA
- Standby Mode: TYP. 0.1µA
- Low Dropout Voltage: TYP. 0.2V (IOUT=100mA)
- High Ripple Rejection: TYP. 70dB (f=1kHz)
- Low Temperature-Drift Coefficient of Output Voltage: TYP. ±100ppm/°C
- Excellent Line Regulation: TYP. 0.05%/V
- High Output Voltage Accuracy: ±2.0%
- Excellent Line Transient Response and Load Transient Response
- Small Package: SOT-23-5 (Mini-mold)
- Output Voltage: Stepwise setting with a step of 0.1V in the range of 1.5V to 5.0V is possible
- Built-in chip enable circuit (2 types; A: “L” active, B: “H” active)
- Pinout: Similar to the LP2980
Application Scenarios
The R1111N251B-TR can be used in various applications that require voltage regulation. It is suitable for use in electronic devices, power supply modules, and circuit designs where precise voltage control is necessary.
Comparison
Advantages- High output voltage accuracy
- Extremely low supply current
- Low ON resistance
- High Ripple Rejection
- Low temperature-drift coefficient of output voltage
- Excellent line regulation
- Small package for space-saving designs
- Stepwise setting of output voltage
- Built-in chip enable circuit
Disadvantages- Not suitable for applications requiring high current output
- Not compatible with all voltage requirements
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Datasheet
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Shopping guide
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Additional Information
- Datasheet: Download R1111N251B-TR
- Chipdatas Part: CD94-R1111N251B-TR
- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/09/29 00:56 +0800
Refund
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- Full Refund if you don't receive your order
- Full or Partial Refund , If the item is not as described
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