3V To 5V 1A USB Charger Step Up Boost Module
- Module properties: Non-isolated step-up module (BOOST).
- Input voltage: 2.5-6V.
- Output voltage: 4-12 V (Adjustable (need to replacing the resistance to adjustable), the default 5 v).
- Output current: 1000mA (Max).
- Efficiency: 92% (Max) (the higher the input voltage, the higher the efficiency).
- Switching frequency: 1MHz.
- Output ripple: 20mV (MAX).
- Operating temperature: Industrial (-40°c to +85°c).
- Voltage regulation: ±2.5%.
- Short circuit protection: None
- Input: IN + postive, IN - negative.
- Output: USB output.
- Dimension: 3 x 1.3 x 0.8cm.
DC-DC BOOST MODULE 0.9V-5V/5V 600MA USB MOBILE Power Supply Module
- Ultra-compact PFM chip
- Module properties: nonisolated step-up module
- Input voltage: 1v-5v
- Output voltage: 5.1v-5.2V
- Output current: rated 1A-1.5A
- Efficiency: 96%
- Output ripple: 30mv for 20M bandwidth
- Switching frequency: 500khz
- Voltage indication for led lights with load( for less than 2.7v led indicator off)
- Operating temperature:-40 degrees to 85 degrees Celsius
- Full load temperature rise: 30 degrees Celsius
- Quiescent current: 130ua
- Load regulation: +/-1%
- Voltage regulation: +/-0.5%
- Dynamic response speed: 5% 200Us
- Short circuit protection
- Reverse polarity protection
- Dimension: 2.5*1.8*1.8gm
- Weight: 400gm
USB Charger Doctor
- Display data: Voltage Current
- Operating Voltage: 3.5 to 7 V
- Maximum Current: 3 A ( accuracy of 0.4% )
- Battery Capacity (0-99999mah)
- Working time (0-99Hour)
- Charger voltage compliance DC 5V
- Resolution : Voltage 10mV current 1mA
- Error : voltage <± 1% current <± 2%
- USB Plug: 13mm / 0.5"
- RTZ, Reset button, press it three seconds will Reset
- The working time and Capacity have a Memory function when power is off.
- Compact and easy to carry, no additional power supply, plug, and play
- Detect any USB charger such as PC USB, home charger, car charger
- Easily measures the output voltage of the USB port and the device operating current or load voltage
- Dimensions: 21mm x 53mm x 15mm
- Weight: 16.2gm