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Contents

README

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MCP1501T-40E

Microchip Tech · Voltage References · SOT-23-6

MCP1501T-40E from Microchip Tech, in a SOT-23-6. 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 OUT output Buffered VREF output, which is tristated in shutdown; the feedback connection is internal on the SOT-23 package.
2 GND power_in System ground, the power supply return.
3 GND power_in System ground, the power supply return.
4 SHDN input Active-low digital shutdown input that gives no output when low; power up the device before using it.
5 GND power_in System ground, the power supply return.
6 VDD power_in Power supply input that is also the reference input voltage; the datasheet recommends a 0.1 uF capacitor very close to the pin.

Key specifications

Parameter Value
Manufacturer Microchip Tech
Package SOT-23-6
Category Power Management ICs
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
Supply Voltage VDD 4.3 5.5 V MCP1501-40 5
Output Voltage VOUT 4.0919 4.096 4.1001 V Temperature at +25C 6
Temperature Coefficient TC 10 50 ppm/C MCP1501-XX 6
Line Regulation ΔVOUT/ΔVIN 5 50 ppm/V MCP1501-XX 6
Load Regulation (sink) ΔVOUT/ΔIOUT 10 40 ppm/mA -5 mA < ILOAD 6
Load Regulation (source) ΔVOUT/ΔIOUT 15 70 ppm/mA ILOAD< +5 mA 6
Dropout Voltage VDO 200 mV -5 mA < ILOAD < +5 mA 6
Supply Current IDD 140 550 µA No Load 6
Supply Current at 25C IDD 350 µA No Load, TA = +25°C 6
Power-on Reset Release Voltage VPOR 1.45 V 5
Power-on Reset Rearm Voltage 0.8 V 5
Power Supply Rejection Ratio PSRR 94 dB All device options, VIN = 5.5V, 60 Hz at 100 mVP-P 6
Shutdown input low VIL 1.35 V VIN = 5.5V 6
Shutdown input high VIH 3.8 V 6
Output Voltage Hysteresis ΔVOUT_HYST 300 µV 6
Output Noise 0.1-10 Hz eN 57 µVPP 0.1 Hz to 10 Hz, TA = +25C 6
Output Noise 0.1 Hz-10 kHz eN 97 µVRMS 0.1 Hz to 10 kHz, TA = +25C 6
Maximum Load Current ILOAD -20 20 mA TA = +25°C, All device options. 6
Shutdown Current ISHDN 205 nA TA = +25°C, All device options. 6
Operating Temperature Range TA -40 125 °C 7
Storage Temperature Range TA -65 150 °C 7
Thermal Resistance SOT-23-6 θJA 190.5 °C/W 7
Supply voltage VDD 5.5 V 5
Maximum current into VDD pin 30 mA 5
Clamp current IK -20 20 mA VPIN < 0 or VPIN > VDD 5
Maximum output current sunk by OUTPUT pin 30 mA 5
Maximum output current sourced by OUTPUT pin 30 mA 5

Materials and finish

As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).

Part Material Colour / plating Datasheet says Page
contacts tin 8-Lead Plastic Small Outline (SN) - Narrow, 3.90 mm (.150 In.) Body [SOIC] A A2 27

CAD (KiCad official)

  • Symbol: MCP1501T-40E
  • Footprint: Package_TO_SOT_SMD:SOT-23-6
  • 3D model: SOT-23-6 (KiCad packages3D, STEP)
  • 3D model files: mcp1501t-40e-etched.step / mcp1501t-40e-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); mcp1501t-40e.step / mcp1501t-40e.glb are the bare package body.

Provenance

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

  • Datasheet: Microchip Tech datasheet (39 pp, sha256 f13d94a440c9f052, retrieved 2026-10-23, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-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