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Contents

README

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ITS4200S-ME-P

Infineon Technologies · Power Distribution Switches · SOT-223-4

ITS4200S-ME-P from Infineon Technologies, in a SOT-223-4. 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 power_out Output to the load; the switched high-side output is clamped at VDSCL 62 V to 68 V during inductive switch-off, and the output current is self-limited with an absolute maximum of -1 A.
2 GND power_in Logic ground; the reverse ground current is rated at 0.5 A absolute maximum, and a typical 150 Ω resistor is used in the GND connection for reverse-battery protection.
3 IN input Controls the power switch, which is ON when high; the continuous input voltage is -3 V to VS, the absolute input voltage range is -10 V to VS, and the input current is limited to ±5 mA.
4 VS power_in Supply voltage with a nominal operating range of 11 V to 45 V and an absolute maximum of 48 V; the wiring must be designed for the maximum short circuit current and for low thermal resistance.

Key specifications

Parameter Value
Manufacturer Infineon Technologies
Package SOT-223-4
Category Power Management (PMIC)
Pins 4

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 VS 48 V 5
Reverse Ground Current IGND 0.5 A 5
Output Current (short circuit current see electrical characteristics) IOUT -1 A Self limited 5
Input voltage VIN -10 V Max printed as VS (not numeric) 5
Input current IIN -5 5 mA 5
Junction Temperature Tj -40 125 °C 5
Storage Temperature Tstg -55 125 °C 5
Power dissipation P tot 1.4 W Ta = 25 °C; 50x50x1.5 mm FR4 PCB, 6 cm² copper, vertical, no blown air 5
Inductive load switch-off energy dissipation EAS 160 mJ Tj = 125 °C; VS=13.5V; IL= 1.0A; single pulse 5
ESD susceptibility (input pin) VESD -1 1 kV HBM 5
ESD susceptibility (all other pins) VESD -5 5 kV HBM 5
Nominal Operating Voltage VS 11 45 V VS increasing 6
Continuous Input Voltage VIN -3 V Max printed as VS (not numeric) 6
NMOS ON Resistance RDSON 150 200 mΩ IOUT= 0.5A; Tj = 25°C; VIN= 5V 7
NMOS ON Resistance RDSON 270 320 mΩ IOUT= 0.5A; Tj = 125°C; VIN= 5V 7
Nominal Load Current; device on PCB ILNOM 1.4 A Tpin5 = 85°C 7
Turn ON Time (to 90% of Vout); L to H transition of VIN tON 50 100 µs VS=15V; RL = 47Ω 7
Turn OFF Time (to 10% of Vout); H to L transition of VIN tOFF 75 150 µs VS=15V; RL = 47Ω 7
ON-Slew Rate (10 to 30% of Vout); L to H transition of VIN SRON 1 2 V/µs VS=13.5V; RL = 47Ω 7
OFF-Slew Rate; dVOUT/dtON (70 to 40% of Vout); H to L transition of VIN SROFF 1 2 V/µs VS=13.5V; RL = 47Ω 7
Supply undervoltage; charge pump stop voltage VSUV 7 10.5 V VS decreasing 7
Supply startup voltage; charge pump restart voltage VSSU 11 V VS increasing 7
Operating current IGND 1 1.6 mA VIN= 5V 7
Standby current ISSTB 10 25 µA VIN= 0V; VOUT= 0V; -40°C < Tj < 85°C 7
Standby current ISSTB 50 µA VIN= 0V; VOUT= 0V; Tj = 125°C 7
Output leakage current IOUTLK 3.5 10 µA VIN= 0V; VOUT= 0V 7
Initial peak short circuit current limit ILSCP 4.5 A Tj = -40°C; VS = 20V; VIN = 5.0V; tm = 150µs 7
Initial peak short circuit current limit ILSCP 3 A Tj = 25°C; VS = 20V; VIN = 5.0V; tm = 150µs 7
Initial peak short circuit current limit ILSCP 1.4 A Tj = 125°C; VS = 20V; VIN = 5.0V; tm = 150µs 8
Repetitive short circuit current limit ILSCR 2.2 A Tj = TjTrip; see timing diagrams; VIN = 5.0V 8
Output clamp at VOUT = VS - VDS (inductive load switch off) VDSCL 62 68 V IS = 4mA 8
Overvoltage protection VOUT = VS - VONCL VSAZ 47 V IS = 4mA 8
Thermal overload trip temperature TjTrip 135 °C 8
Thermal hysteresis THYS 10 K 8
Continuous reverse battery voltage VSREV 45 V 8
Forward voltage of the drain-source reverse diode VFDS 0.6 1.2 V IFDS = 1A; VIN= 0V; Tj = 125°C 8
Input turn-ON threshold voltage VINON 3 V 8
Input turn-OFF threshold voltage VINOFF 1.8 V 8
Input threshold hysteresis VINHYS 0.2 V 8
Off state input current IINOFF 20 µA VIN < 1.8V 8
On state input current IINON 1 110 µA VIN = VS < 15V 8
Input resistance RIN 1.5 3.5 5 kΩ 8
Input Switch ON Delay Time tdON 150 350 µs 8
Thermal Resistance - Junction to pin5 Rthj-pin5 41.8 K/W 6
Thermal Resistance - Junction to Ambient - 1s0p, minimal footprint RthJA_1s0p 155.5 K/W 1s0p, minimal footprint; JEDEC JESD51-3 natural convection, FR4 6
Thermal Resistance - Junction to Ambient - 1s0p, 300mm2 RthJA_1s0p_300mm 76.1 K/W 1s0p, 300 mm² Cu; JEDEC JESD51-3 natural convection 6
Thermal Resistance - Junction to Ambient - 1s0p, 600mm2 RthJA_1s0p_600mm 67.1 K/W 1s0p, 600 mm² Cu; JEDEC JESD51-3 natural convection 6
Thermal Resistance - Junction to Ambient - 2s2p RthJA_2s2p 93.6 K/W 2s2p; JEDEC JESD51-2,-5,-7 natural convection 6
Thermal Resistance - Junction to Ambient with thermal vias - 2s2p RthJA_2s2p 50 K/W 2s2p with two thermal vias; JEDEC JESD51-2,-5,-7 6

CAD (KiCad official)

  • Symbol: ITS4200S-ME-P
  • Footprint: Package_TO_SOT_SMD:SOT-223
  • 3D model: SOT-223-4 (KiCad packages3D, STEP)
  • 3D model files: its4200s-me-p-etched.step / its4200s-me-p-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); its4200s-me-p.step / its4200s-me-p.glb are the bare package body.

Provenance

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

  • Datasheet: Infineon Technologies datasheet (20 pp, sha256 dbad31d1fa3ce4a5, retrieved 2026-10-19, 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