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CN5815

ShangHai Consonance Elec · LED Drivers · SSOP-10-150mil

CN5815 from ShangHai Consonance Elec, in a SSOP-10-150mil. 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 OVP input Overvoltage-protection input: DRV is forced low when OVP rises above 1.205 V (typ) and normal operation resumes only after OVP falls below 1.151 V (typ).
2 FB input LED current feedback input; the sense resistor from FB to GND sets the LED current, with the FB reference voltage specified at 108 mV to 132 mV (120 mV typ).
3 COMP passive Loop frequency-compensation pin; the compensation network (C1, C2, R3 in the reference design) is connected between this pin and GND.
4 DIM input PWM dimming input: a low level shuts off PWM modulation and forces DRV low, a high level (VIH 2.0 V min, VIL 0.6 V max) enables LED switching, and the PWM dimming frequency should be 30 kHz to 100 kHz.
5 SHDN input Active-high shutdown input: above 2.3 V (VIH) puts the chip into shutdown with all internal blocks including the 5 V regulator disabled, and below 0.5 V (VIL) enables normal operation.
6 VIN power_in Input supply pin, rated for 4.5 V to 32 V operation (absolute maximum 36 V), which requires a filter capacitor to GND.
7 VCC power_out Internal 5 V regulator output that requires a 4.7 µF or 10 µF capacitor to GND, regulates to 5 V for VIN between 5.5 V and 32 V, and supplies at most 4 mA and is not recommended for powering external circuits.
8 DRV output Gate-drive output for the external N-channel MOSFET, swinging to 5 V high with source current up to 0.8 A and sink current up to 1.5 A.
9 GND power_in Ground and negative input-supply return; the power ground should be kept separate from the analog/signal ground per the PCB guidance.
10 ISW input Inductor current sense input used for peak current control and cycle-by-cycle overcurrent protection, with the overcurrent threshold at 170 mV to 190 mV (180 mV typ) measured on this pin.

Key specifications

Parameter Value
Manufacturer ShangHai Consonance Elec
Package SSOP-10-150mil
Category LED Drivers
Pins 10

CAD (KiCad official)

  • Symbol: CN5815
  • Footprint: Package_SO:SSOP-10_3.9x4.9mm_P1.00mm
  • 3D model: SSOP-10-150mil (KiCad packages3D, STEP)
  • 3D model files: cn5815-etched.step / cn5815-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); cn5815.step / cn5815.glb are the bare package body.

Provenance

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

  • Datasheet: ShangHai Consonance Elec datasheet (11 pp, sha256 28389d74ce8af96a, retrieved 2026-10-09, tier: lcsc)
  • Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
  • 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