Ultralow-noise (4µVRMS) low-dropout linear regulators (LDO)
LM317 compatible* Layout (replace LM317 TO-220 package)
Premium quality PCB with 1oz Copper and Electroless Nickel Immersion Gold (ENIG) finish
- Input Voltage Range : +3 VDC to +25 VDC
- Output Voltage Noise : 4 μVRMS (10 Hz, 100 kHz)
- Power-Supply Ripple Rejection:
– 82 dB (100 Hz)
– ≥ 55 dB (10 Hz, 10 MHz) - ANY-OUT™ Voltage Modes:
– User-Programmable Output via Solder pads
– Output Voltage Range: +1.4 V to +20.5 V (in 0.1V step) - Output Current: 1 A
- Dropout Voltage: 307 mV at 1 A
- Built-In Fixed Current Limit and Thermal Shutdown
- PCB size: 25.4mm x 15mm (approx. 1.0”x0.6”)
- Vertical or Horizontal mount, compatible with most of the TO-220 package footprints
- Operating Temperature Range:–40°C to 125°C
Package Includes
1 x Fully completed and tested TPS7A4700 PCB
1 x 3PIN angled headers for vertical mount
1 x 3PIN straight headers for horizontal mount
BOM (Bill of Materials)
TPS7A4700 x1 : IC, Low Noise Power Solution, Texas instruments – United States
GRM31CR71E106KA12L x5 : Cap Ceramic 10uF 25V X7R 10% SMD 1206, Murata – Japan
GRM31MR71E105KA01L x1 : Cap Ceramic 1uF 25V X7R 10% SMD 1206, Murata – Japan
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