PMA637

• SMD package 4 Pin type in miniature design

• High reliability

• Arc-Free with no snubbing circuits

• 3750Vrms / 5000Vrms Input / Output isolation

• Tape & Reel version available

• Low driver power requirements (TTL/CMOS Compatible)

• Telecommunications (PC, Electronic notepad)

• Measuring and Testing equipment

• Industrial control

• Security equipments

• High speed inspection machine

• Medicial equipments

PMA637 is a 1-Form A solid state relay in a 4 pin SMD package that

employs optically coupled MOSFET technology to provide 3750V / 5000V of

input to output isolation. The optically coupled input is controlled by a highly

efficient GaAlAs infrared LED and MOS FETs on the output side.

• Package: SMD4

• Contact: 1A

• Load voltage: 60V

• Load: AC/DC

• Load current: 3.0A

• On Resistance Ron (Max.): 0.1Ω

• Turn-On Time Ton (Max.): 3.0ms

• Turn-Off Time Toff (Max.): 0.3ms

• Operation LED Current (Max.) Ifon: 5.0mA

• LED Forward Voltage (Max.): 1.5V

• Off-State Leakage Current Ileak: 1.0μa

Size: 6.4 * 4.7 * 3.4 mm