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RN4906

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TOSHIBA(东芝) , SOT-363. Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.

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RN4906

TOSHIBA(东芝) · IC · SOT-363

RN4906 from TOSHIBA(东芝), in a SOT-363. 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 Emitter1 passive Emitter of Q1 (PNP, bias-resistor built-in), with Q1 VEBO rating of -5 V and IC of -100 mA.
2 Base1 input Base of Q1 through built-in series resistor R1 of 4.7 kΩ typ. (R1/R2 ratio 0.1 typ.).
3 Collector2 passive Collector of Q2 (NPN), rated VCEO 50 V and IC 100 mA.
4 Emitter2 passive Emitter of Q2 (NPN, bias-resistor built-in), with Q2 VEBO rating of 5 V.
5 Base2 input Base of Q2 through built-in series resistor R1 of 4.7 kΩ typ. (R1/R2 ratio 0.1 typ.).
6 Collector1 passive Collector of Q1 (PNP), rated VCEO -50 V and IC -100 mA.

Key specifications

Parameter Value
Manufacturer TOSHIBA(东芝)
Package SOT-363
Category
Pins 6

Electrical characteristics

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

Parameter Symbol Min Typ Max Unit Conditions Page
DC current gain Q1 (PNP) hFE 80 VCE = -5 V, IC = -10 mA 2
DC current gain Q2 (NPN) hFE 80 VCE = 5 V, IC = 10 mA 3
Input resistance R1 R1 3.29 4.7 6.11 kΩ 3
Resistor ratio R1/R2 0.09 0.1 0.11 3
Storage temperature Tstg -55 150 °C 2
Collector-emitter saturation voltage Q1 (PNP) VCE(sat) -0.1 -0.3 V IC = -5 mA, IB = -0.25 mA 2
Collector-emitter saturation voltage Q2 (NPN) VCE(sat) 0.1 0.3 V IC = 5 mA, IB = 0.25 mA 3
Input voltage (ON) Q1 (PNP) VI(ON) -1.3 V VCE = -0.2 V, IC = -5 mA 2
Input voltage (ON) Q2 (NPN) VI(ON) 1.3 V VCE = 0.2 V, IC = 5 mA 3
Input voltage (off) Q1 (PNP) VI(off) -0.8 V VCE = -5 V, IC = -0.1 mA 2
Input voltage (off) Q2 (NPN) VI(off) 0.8 V VCE = 5 V, IC = 0.1 mA 3
Collector cut-off current Q1 (PNP) ICBO -100 nA VCB = -50 V, IE = 0 mA 2
Collector cut-off current Q2 (NPN) ICBO 100 nA VCB = 50 V, IE = 0 mA 3
Collector cut-off current Q1 (PNP) ICEO -500 nA VCE = -50 V, IB = 0 mA 2
Collector cut-off current Q2 (NPN) ICEO 500 nA VCE = 50 V, IB = 0 mA 3
Emitter cut-off current Q1 (PNP) IEBO -0.138 mA VEB = -5 V, IC = 0 mA 2
Emitter cut-off current Q2 (NPN) IEBO 0.138 mA VEB = 5 V, IC = 0 mA 3
Collector-base voltage Q1 (PNP) VCBO -50 V 2
Collector-emitter voltage Q1 (PNP) VCEO -50 V 2
Emitter-base voltage Q1 (PNP) VEBO -5 V 2
Collector current Q1 (PNP) IC -100 mA 2
Collector-base voltage Q2 (NPN) VCBO 50 V 2
Collector-emitter voltage Q2 (NPN) VCEO 50 V 2
Emitter-base voltage Q2 (NPN) VEBO 5 V 2
Collector current Q2 (NPN) IC 100 mA 2
Collector power dissipation PC 200 mW Total rating (Note 1) 2
Junction temperature Tj 150 °C 2

CAD (KiCad official)

  • Symbol: RN4906
  • Footprint: Package_TO_SOT_SMD:SOT-363_SC-70-6
  • 3D model: SOT-363 (KiCad packages3D, STEP)
  • 3D model files: rn4906-etched.step / rn4906-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); rn4906.step / rn4906.glb are the bare package body.

Provenance

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

  • Datasheet: TOSHIBA(东芝) datasheet (7 pp, sha256 0376b7ee4faa8da5, retrieved 2026-10-21, tier: lcsc)
  • 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