IRS25401S Datasheet, PDF (2/2 Pages) International Rectifier – High-Voltage Buck Control ICs for Constant LED Current Regulation

High-Voltage Buck Control ICs for Constant LED Current Regulation
EMI Filter
Line
Rectifier
IC and Switches
LEDs
IC
IRPLLED7 Demo Board
LED Current vs Input Voltage
390
380
370
360
350
340
330
LED Current (mA)
320
310
Input Voltage
LEDrivIR^™
IRS2980
Specifications
• Input Voltage 70V to 250V (AC)
• Output Voltage 0V to 50V (DC)
• Regulated Output Current: 350mA
• Power Factor > 0.9
• Low component count
• Dimmable 0 to 100%
• Non-isolated Buck regulator
Part Number
IRS2980S
IRS25401S
IRS25411S
Package
SO-8
SO-8
SO-8
Voltage
450V
200V
600V
Load Current
Regulation
+/-5%
+/-5%
+/-5%
Startup
Current
<250 µA
<500 µA
<500 µA
For more information in North America call+1 310 252 7105, in Europe call [phone], or visit us at www.irf.com
Frequency
<150 kHz
<500 kHz
<500 kHz
11349A_FS