Description
Description
- Pololu 4.2-15V, 3.3A Fine-Adjust Step-Down Voltage Regulator D30V33MAS
- Offers precision adjustable output from 4.2V to 15V
- Supports continuous output current up to 4.3A
- Features integrated protections for enhanced safety
- Includes power-save mode for light load efficiency
- Operates with input voltage up to 45V
The Pololu 4.2-15V, 3.3A Fine-Adjust Step-Down Voltage Regulator D30V33MAS is a versatile voltage regulator with an adjustable output range from 4.2 V to 15 V. It features a precision 11-turn potentiometer for fine-tuning the output voltage and supports a continuous output current up to 4.3 A. The device operates efficiently with an input voltage range from VOUT to 45 V and includes integrated protections such as reverse-voltage, over-current, short-circuit, and over-temperature shutoff. Additionally, it offers a soft-start feature and power-save mode for enhanced efficiency under light loads.
- 1x Pololu 4.2-15V, 3.3A Fine-Adjust Step-Down Voltage Regulator D30V33MAS
- 1x 6×1 Straight male header strip
- 2x 2-pin, 3.5 mm-pitch terminal block
- 22.9 x 30.5 x 7 mm (0.9 x 1.2 x 0.3″)
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- Input voltage range: VOUT to 45 V
- Output voltage: 4.2 V to 15 V, adjustable with an 11-turn potentiometer
- Maximum continuous output current: 1.3 A to 4.3 A
- Efficiency: 80% to 95%
- Very low dropout voltage
- Switching frequency: approximately 700 kHz under heavy loads
- Power-save mode for enhanced light load efficiency
- Low quiescent current
- Enable input with precise cutoff threshold
- ‘Power good’ output indicator
- Frequency spread spectrum operation
- Under-voltage lockout protection
- Soft-start feature
- Integrated reverse-voltage protection up to 40 V
- Over-current and short-circuit protection
- Over-temperature shutoff
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