LM3485LED EVAL National Semiconductor, LM3485LED EVAL Datasheet - Page 7

• Manufacturer Part Number: LM3485LED EVAL
• Description: BOARD EVALUATION LM3485LED
• Manufacturer: National Semiconductor

Specifications of LM3485LED EVAL

• Current - Output / Channel: 1.4A
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 30V
• Features: Dimmable
• Voltage - Input: 5 ~ 30V
• Utilized Ic / Part: LM3485
• Lead Free Status / RoHS Status: Not applicable / Not applicable

Discontinuous Mode Operation
Operating Frequency vs Input Voltage
(V
= 12V, V
=3.3 V, I
= 50mA, L = 22µH)
(V
= 3.3V, I
= 1A, C
= 80mΩ, C
= 100pF)
IN
OUT
OUT
OUT
OUT
OUT(ESR)
ff
20034616
20034613
Output Ripple Voltage vs Input Voltage
Operating Frequency vs
Output Load Current
(V
= 3.3V, I
= 1A, C
= 80mΩ, C
= 100pF)
OUT
OUT
OUT(ESR)
ff
(L = 22µH, C
= 45mΩ, C
= 100pF)
OUT(ESR)
ff
20034643
20034621
Feed-Forward Capacitor (Cff) Effect
(V
= 3.3V, L = 22µH, I
= 500mA)
OUT
OUT
20034630
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