RDR-131 POWERINT [Power Integrations, Inc.], RDR-131 Datasheet - Page 13
RDR-131
Manufacturer Part Number
RDR-131
Description
Reference Design Report for 3 W Non- Isolated Constant Current LED Driver Using LNK306DN
Manufacturer
POWERINT [Power Integrations, Inc.]
Datasheet
1.RDR-131.pdf
(24 pages)
- Current page: 13 of 24
- Download datasheet (460Kb)
OUTPUT CAPACITOR
DELTA_V
MAX_ESR
I RIPPLE
FEEDBACK COMPONENTS
RBIAS
RFB
CFB
C_SOFT_START
Note: The feedback components in the spreadsheet were not used on the power supply
because a higher impedance was required by the CC feedback circuit.
Page 13 of 24
39092
11.86
0.12
0.26
2.00
467
10
Amps
Volts
Ohm
Ohm
Ohm
m-
uF
uF
k-
k-
s
s
s
Target Output Voltage Ripple
Maximum Capacitor ESR (milli-Ohms)
Output Capacitor Ripple current
Bias Resistor. Use closest standard 1% value
Feedback Resistor. Use closest standard 1% value
Feedback Capacitor
If the output Voltage is greater than 12 V, or total output
and system capacitance is greater than 100 uF, a soft
start capacitor between 1uF and 10 uF is recommended.
See AN-37 for details
Tel: +1 408 414 9200 Fax: +1 408 414 9201
Power Integrations
www.powerint.com
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