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Contents

README

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KP1199BWPA

Kiwi Instruments · LED Drivers · SOP-7-150mil

KP1199BWPA from Kiwi Instruments, in a SOP-7-150mil. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 ACIN power_in AC line input pin (input voltage pin). One of two ACIN pins connected to the internal 800V rectifier bridge. Absolute max voltage: -0.3 to 800 V.
2 GND power_in Chip reference ground.
3 ROVP input Output overvoltage protection setting pin. A resistor to GND (recommended 5K~14K) sets the OVP threshold. When ROVP is left floating it is equivalent to ROVP=14K. Also functions as an enable input: when V_ROVP < 50 mV the chip is disabled (shutdown). ROVP output current typ. 40 uA.
4 CS output Internal power MOSFET source output and current-sense input pin. Connect an external sense resistor Rcs from CS to GND to set the peak primary current (Vcs(max) typ. 600 mV). Absolute max voltage: -0.3 to 7 V.
5 Drain input Internal 650V power MOSFET drain input pin. Connects to the flyback transformer primary. Rdson typ. 16 Ω (KP1199BWPA). Absolute max voltage: -0.3 to 650 V.
6 HV power_in High-voltage supply input pin (HVDD). Provides internal MOSFET gate-drive supply via the on-chip high-voltage self-supply circuit; no external VDD capacitor required. HV_DD_ON typ. 15.5 V, HV_DD_OFF typ. 8.0 V. Absolute max: -0.3 to 650 V.
7 ACIN power_in AC line input pin (input voltage pin). Second of two ACIN pins connected to the internal 800V rectifier bridge. Absolute max voltage: -0.3 to 800 V.

Key specifications

Parameter Value
Manufacturer Kiwi Instruments
Package SOP-7-150mil
Category LED-drv
Pins 7

Ordering variants

Same part, different packaging or reel option.

  • KP1199BWPA
  • KP1199BWPAAWPA

CAD (KiCad official)

  • Symbol: KP1199BWPA
  • Footprint: Package_SO:SOIC-8-N7_3.9x4.9mm_P1.27mm
  • 3D model: SOP-7-150mil (KiCad packages3D, STEP)

Provenance

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

  • Datasheet: Kiwi Instruments datasheet (11 pp, sha256 0f10f2ae7bdadaa6, retrieved 2026-08-17, 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: ds2sf (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF