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Contents

README

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MAX6457UKD0C+T

Analog Devices Inc./Maxim Integrated · Supervisor And Reset ICs · SOT-23-5

MAX6457UKD0C+T from Analog Devices Inc./Maxim Integrated, in a SOT-23-5. 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 OUT output Open-drain monitor output requiring an external pullup resistor (pulled up to at most 28V); asserts low for VCC between 1.5V and 4V and when VIN+ drops below VTH-, and goes high after the timeout period tTP when VIN+ exceeds VTH+.
2 GND power_in Ground.
3 IN+ input Adjustable undervoltage monitor threshold input, valid over 0 to VCC with VTH+ rising threshold of 1.228V typ.
4 CLEAR input Clear input: drive high to latch OUT high when VIN+ > VTH+, or connect to GND to make the latch transparent; must be low at power-up (VIL 0.4V max, VIH 2V min) and tied to GND when unused.
5 VCC power_in Supply voltage input, operating range 4V to 28V.

Key specifications

Parameter Value
Manufacturer Analog Devices Inc./Maxim Integrated
Package SOT-23-5
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
Operating Voltage Range VCC 4 28 V Note 2 3
Supply Current ICC 2 5 µA VCC = 5V, no load 3
Supply Current ICC 3.5 7.5 µA VCC = 12V, no load 3
Supply Current ICC 6.5 12.5 µA VCC = 24V, no load 3
Threshold Voltage VIN rising VTH+ 1.195 1.228 1.255 V TA = -40°C to +85°C, VCC ≥ 4V 3
Threshold Voltage VIN rising VTH+ 1.17 1.255 V TA = +85°C to +125°C, VCC ≥ 4V 3
Threshold Voltage VIN falling (option C) VTH- 1.093 1.151 V MAX645_U_D_C, TA = -40°C to +85°C 3
Threshold Voltage VIN falling (option C) VTH- 1.071 1.151 V MAX645_U_D_C, TA = +85°C to +125°C 3
IN Operating Voltage Range VIN 0 V Note 2; upper limit VCC 3
IN Leakage Current IIN -55 55 nA VIN = 1.25V, VCC = +28V 3
CLEAR Input Logic Voltage Low VIL 0.4 V MAX6457 3
CLEAR Input Logic Voltage High VIH 2 V MAX6457 3
Output Voltage Low VOL 0.4 V VCC ≥ 1.5V, ISINK = 250µA, OUT asserted, TA = -40°C to +85°C 4
Output Leakage Current ILKG 500 nA VCC = 5V, VOUT = 28V (Note 4) 4
Absolute Max: VCC, OUT, CLEAR to GND -0.3 30 V VCC, OUT, OUTA, OUTB, CLEAR to GND 2
Absolute Max: IN+, IN- to GND -0.3 V upper limit (VCC + 0.3V) 2
Junction Temperature TJ 150 °C 2
Operating Temperature Range TA -40 125 °C 2
Storage Temperature Range TSTG -65 150 °C 2
Lead Temperature 300 °C soldering, 10s 2
Soldering Temperature (reflow) 260 °C Lead(Pb)-free 2
Startup Time 2 ms VCC rising from GND to VCC ≥ 4V in less than 1µs (Note 3) 3
Threshold Voltage Hysteresis 8.3 %VTH+ MAX64_ _U_D_C 3
OUT Timeout Period tTP 50 µs MAX645_UKD0_ 3
Output Short-Circuit Sink ISC 10 mA OUT asserted, OUT = VCC 4
Thermal Resistance Junction to Ambient, Single-Layer Board θJA 324.3 °C/W 5 SOT23 2
Thermal Resistance Junction to Case, Single-Layer Board θJC 82 °C/W 5 SOT23 2
Thermal Resistance Junction to Ambient, Multi-Layer Board θJA 255.9 °C/W 5 SOT23 2
Thermal Resistance Junction to Case, Multi-Layer Board θJC 81 °C/W 5 SOT23 2

CAD (KiCad official)

  • Symbol: MAX6457UKD0C+T
  • Footprint: Package_TO_SOT_SMD:SOT-23-5
  • 3D model: SOT-23-5 (KiCad packages3D, STEP)
  • 3D model files: max6457ukd0c-t-etched.step / max6457ukd0c-t-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); max6457ukd0c-t.step / max6457ukd0c-t.glb are the bare package body.

Provenance

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

  • Datasheet: Analog Devices Inc./Maxim Integrated datasheet (15 pp, sha256 19d3f9067461b6e0, retrieved 2026-10-31, tier: manufacturer)
  • 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