RDK-251 Power Integrations, RDK-251 Datasheet - Page 42

• Manufacturer Part Number: RDK-251
• Description: KIT REF DESIGN FOR LNK457D
• Manufacturer: Power Integrations
• Series: LinkSwitch®-PLr

Specifications of RDK-251

• Current - Output / Channel: 350mA
• Outputs And Type: 1, Isolated
• Voltage - Output: 12 ~ 18 V
• Features: Dimmable
• Voltage - Input: 90 ~ 265VAC
• Utilized Ic / Part: LNK457D
• Output Voltage: 12 V
• Input / Supply Voltage (max): 265 VAC
• Input / Supply Voltage (min): 90 VAC
• Duty Cycle (max): 39.9 %
• Mounting Style: Through Hole
• Output Current: 350 mA
• Output Power: 5 W
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 596-1345

Figure 43 – 230 VAC / 50 Hz,
Figure 41 – 230 VAC / 50 Hz,
RDR-251 – 5 W, PFC, Dimmable LED Power Supply
11.1.4 230 V TRIAC in Series with AC Input
90º Dimming Phase Angle.
Ch4(Green): I
6 LED in Series (18.2 V / 350 mA)
Ch1(Yellow): V
Ch2(Red): V
45º Dimming Phase Angle.
Ch4(Green): I
6 LED in Series (18.2 V / 350 mA)
Ch1(Yellow): V
Ch2(Red): V
Power Integrations, Inc.
Tel: [phone] Fax: [phone]
www.powerint.com
IN
IN
DS
, 200 V / div.
DS
, 200 V / div.
DS
, 200 mA / div., 2 ms / div.
DS
, 200 mA / div., 2 ms / div.
, 200 V / div.
, 200 V / div.
Figure 44 – 230 VAC / 50 Hz,
Figure 42 – 230 VAC / 50 Hz,
90º Dimming Phase Angle.
Ch4(Green): I
6 LED in Series (18.2 V / 350 mA)
Ch1(Yellow): V
Ch2(Red): V
45º Dimming Phase Angle.
Ch4(Green): I
6 LED in Series (18.2 V / 350 mA)
Ch1(Yellow): V
Ch2(Red): V
IN
IN
DS
, 200 V / div.
DS
, 200 V / div.
DS
, 200 mA / div., 100 µs / div.
DS
, 200 mA / div., 50 µs / div.
, 200 V / div.
, 200 V / div.
Page 42 of 60
15-Feb-11