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Contents

README

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LM536015QDSXRQ1

Texas Instruments · DC-DC Converters · WSON-10-EP(3x3)

LM536015QDSXRQ1 from Texas Instruments, in a WSON-10-EP(3x3). 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 SW output Regulator switch node connecting to output inductor, switching between VIN and GND with maximum voltage VIN+0.3V and minimum -0.3V.
2 BOOT input High side gate driver supply rail; connect 100-nF capacitor from SW pin to BOOT with internal diode charging when SW is low; voltage range -0.3V to 3.6V vs SW.
3 VCC power_out Internal 3V regulator output for control circuits; connect 1.0-μF high-quality capacitor to AGND (fixed version); voltage range -0.3V to 3.6V.
4 FB input Output voltage feedback input for fixed 5V version serving as both feedback and power source for VCC regulator; connect to 5V output node with 10-nF bypass capacitor; voltage range -0.3V to 16V.
5 AGND power_in Ground reference for input signals and FB feedback in fixed versions; voltage offset from GND must not exceed ±1V for durations greater than 1µs.
6 RESET output Open-drain reset output with high indicating regulator OK and low on fault or when EN is low; maximum sink current 8mA; voltage range -0.3V to 8V.
7 EN input Enable input; high enables regulator operation, low disables; can connect to VIN but must not float; tolerant to 42V transient for ≤100ms at ≤1% duty cycle.
8 VIN power_in Input power supply; operating range 3.8V to 36V with 42V maximum transient voltage for ≤100ms at ≤1% duty cycle; connect bypass capacitors directly to GND.
9 SYNC/MODE input Mode control input tolerant to 42V transients; accepts external clock for PWM synchronization at rising edge or internal clock for forced PWM (tied high) or AUTO mode with diode emulation (tied low); must not float.
10 GND power_in Ground return and bypass reference for VIN; bypass capacitors must be connected immediately adjacent to this pin.
11 EP passive Exposed pad (from the footprint; not named in the datasheet pin table).

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package WSON-10-EP(3x3)
Category Power Management (PMIC)
Pins 11

CAD (KiCad official)

  • Symbol: LM536015QDSXRQ1
  • Footprint: Package_SON:VSON-10-1EP_3x3mm_P0.5mm_EP1.2x2mm
  • 3D model: WSON-10-EP(3x3) (KiCad packages3D, STEP)
  • 3D model files: lm536015qdsxrq1-etched.step / lm536015qdsxrq1-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lm536015qdsxrq1.step / lm536015qdsxrq1.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (51 pp, sha256 d174c97c59a34282, retrieved 2026-10-03, 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-4-5-20251001 (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