Applications
• Heating, ventilation and air conditioning (HVAC)
• Security Systems
• Factory Automation (FA)
• Power supplies
• Measuring Instruments
• Mechanical relay replacements

General
The TLP4590A and TLP4590AF photorelay consists of a photo MOSFET optically coupled to an infrared light
emitting diode. It is housed in a 6-pin DIP package.
The TLP4590A and TLP4590AF are suitable for replacement of mechanical relays in many applications which
require space savings.

Features
(1) Normally closed (1-Form-B)
(2) OFF-state output terminal voltage: 60 V (min)
(3) Trigger LED current: 2 mA (max)
(4) ON-state current: 1.2 A (max) (Ta = 25 )
(5) ON-state resistance: 0.6 Ω (max)
(6) Isolation voltage: 5000 Vrms (min)
UL-recognized: UL 1577, File No.E67349
cUL-recognized: CSA Component Acceptance Service No.5A File No.E67349
VDE-approved: EN 60747-5-5, EN 62368-1 (Note 1)