XRP6840EVB Exar Corporation, XRP6840EVB Datasheet - Page 15

• Manufacturer Part Number: XRP6840EVB
• Description: Supercapacitor Flash LED Driver Eval. Board
• Manufacturer: Exar Corporation

Specifications of XRP6840EVB

• Core Chip: XRP6840
• Output Current: 4.3A
• No. Of Outputs: 1
• Tool / Board Applications: Lighting-LED, High Bright LED, LED Driver, Flourescent, Backlighting
• Current - Output / Channel: 4.3A, 3x 1.5A
• Outputs And Type: 4, Non-Isolated
• Features: Supercapacitor Flash
• Voltage - Input: 2.7 ~ 5.5 V
• Utilized Ic / Part: XRP6840
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 1016-1337

To achieve 4.3A flash pulses, we recommend
using
EDLC2720-501-2F-50 with voltage rating of
TYPICAL APPLICATION SCHEMATICS
© 2009 Exar Corporation
0.55F
Super
Capacitor
Fig. 22: XRP6840A - 3 Channel - 4.3A Total LED Flash Current
from
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Super Capacitor from CAP-XX with a voltage
rating of 5.5V and 80mΩ of ESR.
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