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.
