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Contents

README

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RS806-2.93YF5

Jiangsu RUNIC Tech · Supervisor And Reset ICs · SOT23-5

RS806-2.93YF5 from Jiangsu RUNIC Tech, in a SOT23-5. 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 RESET output Active-low reset output that pulses low for 200ms when triggered, stays low while VCC is below the reset threshold, and remains low for 200ms after VCC rises above the threshold or MR goes from low to high.
2 GND power_in Ground, the reference for all signals.
3 MR input Active-low manual-reset input that triggers a reset pulse when pulled below 0.8V, has an internal pull-up resistance, and can be driven from TTL or CMOS logic or shorted to ground with a switch.
4 WDI input Watchdog input where reset goes low if WDI stays high or low for 1.6 s, and floating WDI or a high-impedance three-state driver disables the watchdog feature.
5 VCC power_in Power supply voltage that is monitored by the device, with an operating range of 1.0V to 5.5V.

Key specifications

Parameter Value
Manufacturer Jiangsu RUNIC Tech
Package SOT23-5
Category Power Management (PMIC)
Pins 5

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 Voltage VCC 1 5.5 V 6
Supply Voltage operating range for RS806-2.93 VCC 3 5.5 V TA = -40°C to +85°C 6
Supply Current ISUPPLY 20 40 µA 6
Reset Threshold RS806-2.93 VRT 2.86 2.93 3 V 6
Reset Pulse Width tRS 100 200 350 ms 6
Watchdog Timeout Period tWD 1 1.6 2.9 s 6
WDI Pulse Width tWP 16 ns VIL=0.4V, VIH=VCC 6
RESET Output voltage Low VOL 0.4 V ISINK = 1.2mA 6
WDI Input Threshold High VIH 4 V VCC=5.0V 6
WDI Input Threshold Low VIL 0.8 V VCC=5.0V 6
WDI Input Threshold Low VIL 0.6 V VRST(MAX) < VCC < 3.6V 6
MR Pulse Width tMR 15 ns 6
MR Input Threshold High VIH 4 V VCC=5.0V 6
MR Input Threshold Low VIL 0.6 V VCC=5.0V 6
VCC Supply voltage range VCC -0.5 6 V 4
Input voltage range VI -0.5 6 V 4
Voltage range applied to any output in the high-impedance or power-off state Vo -0.5 6 V 4
Input clamp current IIK -20 mA VI<0 4
Output clamp current IOK -20 mA VO<0 4
Continuous output current IO -20 20 mA 4
Continuous current through VCC or GND -20 20 mA 4
Junction temperature TJ -65 150 °C 4
Storage temperature Tstg -65 150 °C 4
Operating temperature TA -40 85 °C 4
Junction-to-ambient thermal resistance RϴJA 273.8 °C/W SOT23-5 4
Junction-to-case(top) thermal resistance RϴJC(top) 126.8 °C/W SOT23-5 4
Junction-to-board thermal resistance RϴJB 85.9 °C/W SOT23-5 4
Junction-to-top characterization parameter ѰJT 10.9 °C/W SOT23-5 4
Junction-to-board characterization parameter ѰJB 84.9 °C/W SOT23-5 4

CAD (KiCad official)

  • Symbol: RS806-2.93YF5
  • Footprint: Package_TO_SOT_SMD:SOT-23-5
  • 3D model: SOT23-5 (KiCad packages3D, STEP)
  • 3D model files: rs806-2-93yf5-etched.step / rs806-2-93yf5-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); rs806-2-93yf5.step / rs806-2-93yf5.glb are the bare package body.

Provenance

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

  • Datasheet: Jiangsu RUNIC Tech datasheet (13 pp, sha256 eb54b220ef5c712d, retrieved 2026-10-17, 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