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XD7660

XINLUDA · Charge Pumps · DIP-8

XD7660 from XINLUDA, in a DIP-8. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 BOOST input Connecting this pin to V+ raises the oscillator frequency by about 3.5 times, which lowers output impedance and ripple; leaving it open gives the nominal oscillator frequency.
2 CAP+ passive The positive terminal of pump capacitor C1 must be connected to this pin, which is the common charge pump driver node.
3 GND power_in Ground reference; the output (pin 5) must not go more positive than GND, or the device will latch up.
4 CAP- passive Negative side of the pump; the output (pin 5) must not go more positive than this pin, otherwise an external Schottky diode from VOUT to CAP- is needed to prevent latch-up.
5 VOUT power_out Negative converter output, VOUT = -n*VIN; with V+ at or below 5.5V a short to V+ is continuous-rated, while above 5.5V it may only be shorted transiently.
6 LV input Tie to GND for supplies below 3.5V to bypass the internal regulator; leave floating for supplies from 3.5V to 10V to prevent latch-up, and do not connect to GND above 3.5V.
7 OSC input Oscillator terminal: an external capacitor lowers the nominal 10kHz frequency, or an external clock may overdrive it through a 1kΩ series resistor.
8 V+ power_in Positive supply input with a 2V to 10V operating range and a 10.5V absolute maximum; a 2.2µF capacitor to ground may be required for sources with high impedance.

Key specifications

Parameter Value
Manufacturer XINLUDA
Package DIP-8
Category Power Management (PMIC)
Pins 8

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Supply current (V+=5V, no load, Pin 1 open) I+ 40 80 µA RL =∞( No load, Pin1 Open), +25°C 3
Supply current over temperature (V+=5V) I+ 180 µA RL =∞( No load, Open), -40°C < TA < +85°C 3
Supply voltage range - high V+H 3 10 V RL = 10k, LV Open, TMIN < TA < TMAX 3
Supply voltage range - low V+L 2 3.5 V RL = 10k, LV to GND, TMIN < TA < TMAX 3
Output source resistance ROUT 55 100 Ω IOUT = 20mA 3
Output source resistance over temperature ROUT 150 Ω IOUT = 20mA, -40°C < TA < +85°C 3
Output source resistance at low supply ROUT 300 Ω IOUT = 3mA, V+ = 2V, LV = GND, -40°C < TA < +85°C 3
Power efficiency PEFF 96 98 % RL = 5kΩ 3
Power efficiency over temperature PEFF 95 97 % TMIN < TA < TMAX, RL = 5kΩ 3
Voltage conversion efficiency VOUTEFF 97 99 % RL =∞( No load, Open), +25°C 3
Supply current (V+=3V, no load, Pin 1 open) I+ 16 50 µA V+ = 3V, LV = GND; RL = ∞(No load, Pin 1 Open) 4
Supply current over temperature (V+=3V) I+ 125 µA V+ = 3V, LV = GND; -40°C < TA < +85°C 4
Output source resistance (V+=3V) ROUT 97 150 Ω V+ = 3V, IOUT = 10mA 4
Output source resistance over temperature (V+=3V) ROUT 200 Ω V+ = 3V, -40°C < TA < +85°C 4
Supply voltage (LV input) absolute range Lv -0.3 V V+ < 5.5V; maximum printed as V+ + 0.3 (not a numeric limit) 3
Supply voltage (V+ pin) VCC 10.5 V Supply voltage range (V+ pin) 3
Current into Lv ILV 25 μA V+ > 3.5V 3
Storage temperature range T -65 150 ℃ Storage temperature range 3
Thermal resistance junction-to-ambient (DIP-8) θJA 115 °C/W XD7660 (DIP-8); Note 2: component mounted on evaluation PC board in free air 3
Operating ambient temperature range Tamb -40 85 ℃ Operating 3

CAD (KiCad official)

  • Symbol: XD7660
  • Footprint: Package_DIP:DIP-8_W7.62mm
  • 3D model: DIP-8 (KiCad packages3D, STEP)
  • 3D model files: xd7660-etched.step / xd7660-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); xd7660.step / xd7660.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: XINLUDA datasheet (17 pp, sha256 8bc16e7a37ab8cfc, retrieved 2026-10-16, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF