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XC6227C331MR-G

Torex Semicon · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-25-5

XC6227C331MR-G from Torex Semicon, in a SOT-25-5. 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 VIN power_in Power input pin; the operating input voltage range is 1.7V to 6.0V, and the absolute maximum rating is VSS-0.3V to +6.5V.
2 VSS power_in Ground pin (VSS) and the reference for the input capacitor CIN of 1.0μF connected between VIN and VSS.
3 CE input ON/OFF control, active high: CE high level must be at least 1.2V and CE low level at most 0.3V, with an absolute maximum of VSS-0.3V to +6.5V; the XC6227C variant has a CE pull-down resistor so the regulator stops when CE is left open.
4 NC unconnected No connection.
5 VOUT power_out Regulated output, rated up to 700mA, requiring an output capacitor CL of at least 2.2μF for outputs from 2.5V to 5.0V; reverse current is limited to 1.5μA max when VIN is below VOUT, and the absolute maximum is VSS-0.3V to +6.5V.

Key specifications

Parameter Value
Manufacturer Torex Semicon
Package SOT-25-5
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
Output Voltage VOUT(E) 3.267 3.333 V VOUT(T)>2.0V, VCE=VIN, IOUT=10mA 5
Output voltage accuracy -1 1 % VOUT>2.0V 1
Output Current IOUTMAX 700 mA VCE=VIN, VIN=VOUT(T)+1.0V, VOUT(T)>1.5V 4
Load Regulation ΔVOUT 43 85 mV VCE=VIN, 0.1mA≦IOUT≦300mA 5
Dropout Voltage 1 Vdif 120 200 mV IOUT=300mA, VCE=VIN 5
Dropout Voltage 2 Vdif2 40 80 mV IOUT=0mA, VCE=VIN 5
Supply Current ISS 100 220 μA VIN=VCE=VOUT(T)+1.0V, IOUT=0mA 4
Stand-by Current ISTBY 0.01 0.1 μA VIN=6.0V, VCE=VSS 4
Line Regulation ΔVOUT/(ΔVIN・VOUT) 0.01 0.1 %/V VOUT(T)+0.5V≦VIN≦6.0V, VOUT(T)≧1.0V, VCE=VIN, IOUT=30mA 4
Input Voltage VIN 1.7 6 V 4
Output Voltage Temperature Characteristics ΔVOUT/(ΔTa・VOUT) -100 100 ppm/℃ VCE=VIN, IOUT=30mA, -40℃≦Ta≦85℃ 4
CE High Level Voltage VCEH 1.2 6 V 4
CE Low Level Voltage VCEL 0.3 V 4
CE High Level Current ICEH 17.7 24 36.9 μA VCE=VIN=6.0V, XC6227C Series 4
CE Low Level Current ICEL -0.1 0.1 μA VCE=VSS 4
Reverse Current IREV 0.01 1.5 μA VIN=0V, VOUT=6.0V 4
VOUT Pin Sink Current IREVS 2.8 5.3 μA VIN=5.0V, VOUT=6.0V 4
Input Voltage (absolute maximum) VIN -0.3 6.5 V Referenced to VSS 3
Output Voltage (absolute maximum) VOUT -0.3 6.5 V Referenced to VSS 3
CE Input Voltage VCE -0.3 6.5 V Referenced to VSS 3
Output Current (absolute maximum) IOUT 1400 mA Use within Pd > (VIN-VOUT)×IOUT (*1) 3
Power Dissipation Pd 250 mW SOT-25 3
Power Dissipation (PCB mounted) Pd 600 mW SOT-25, PCB mounted (*2) reference data 3
Operating Ambient Temperature Topr -40 85 ℃ 3
Storage Temperature Tstg -55 125 ℃ 3
Output Capacitor (CL) minimum CL 2.2 μF Output voltage 2.5V~5.0V, ceramic 7
Thermal Shutdown Detect Temperature TTSD 150 ℃ Junction Temperature 4
Thermal Shutdown Release Temperature TTSR 125 ℃ Junction Temperature 4
Short Current Ishort 55 mA VCE=VIN, Short VOUT to VSS level 4
Limit Current Ilim 720 950 mA VCE=VIN, VIN=VOUT(T)+1.0V, VOUT(T)>1.5V 4
Power Supply Rejection Ratio PSRR 65 dB 1.0V≦VOUT(T)<4.8V, VIN={VOUT(T)+1.0}VDC+0.5Vp-pAC, VCE=VIN, IOUT=30mA, f=1kHz 4
Thermal resistance (SOT-25) 166.67 ℃/W SOT-25 board mount, Tj max = 125℃ 22

CAD (KiCad official)

  • Symbol: XC6227C331MR-G
  • Footprint: Package_TO_SOT_SMD:SOT-23-5
  • 3D model: SOT-25-5 (KiCad packages3D, STEP)
  • 3D model files: xc6227c331mr-g-etched.step / xc6227c331mr-g-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); xc6227c331mr-g.step / xc6227c331mr-g.glb are the bare package body.

Provenance

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

  • Datasheet: Torex Semicon datasheet (25 pp, sha256 08c8060574a1e69f, 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