DC-DC Converter 12V to 3V/5-24V to 3.3V 1A Mini Non-isolated Step Down Module QS-7803-1A
SKU:
Brand: QSKJ
Model: QS-7803-1A
Parameters:
Dimension: 11.6*10*5.8mm
Module Properties: Non-isolated step-down module (buck)
Rectifier mode: Synchronous rectification
Input voltage: 5-24V
Output voltage: 3.3V (precision ± 1%)
Output power: 3.3W
Recommended input and output capacitors: input capacitance 10UF (ceramics), the output capacitor 22UF (ceramic)
Maximum capacitive load: 1000UF
Output current: 1A
Conversion efficiency: input voltage 5V 94% (highest), input voltage 20V 85% (minimum)
Operating temperature: industrial - grade (-40 ° c to + 85 ° c) (85 ° c output current 0.5 A)
The maximum case temperature at working: 100 ° c
Full load temperature rise: 50 ° c
Load regulation: ± 0.5 %
Voltage regulation: ± 0.5 %
Output ripple: 1A load current (typical application circuit, the input of ceramic capacitors 10UF, output ceramic capacitors 22UF)
Input 6.5V output ripple 13mV
Input 12V output ripple 30mV
Input 20V output ripple 45mV
Bandwidth: 20M
If you ripple to lower the need, please install LC filter at the output
Dynamic response speed: 5% 200uS
Short circuit protection: current limit (3A), self-recovery
Over-temperature protection: 150 ° c
Static current: 7-20 mA (the higher the input voltage, the higher of the static current)
Input reverse polarity protection: None
Wiring: Welding, the SIP-3 package, compatible with the LM7805.
Specifications for DC-DC Converter 12V to 3V/5-24V to 3.3V 1A Mini Non-isolated Step Down Module QS-7803-1A
Input Voltage | 5-24V or 5-32V |