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Diodes Pericom: A product line of Diodes Incorporated

Description

This is a Boost LED driver designed drive white LED with constant current. It can drive 2 ~ 6 LED in a series connection from a single Li-Ion cell ensuring uniform brightness in small screen backlighting applications. The device also supports a single feedback of parallel connected multiple strings of LEDs for driving higher number of LEDs. It is available in SOT26, low profile TSOT26 and the extremely thin and small footprint U-DFN2020-6 Type C.

Application

  • Portable Navigation Device/GPS receiver,
  • PMP4 player,
  • Portable Media Players,
  • Digital Photo Frames,
  • Digital Radio Displays,
  • Mobile phones/PDA

Product Specifications

Product Parameters

Function PWM Boost LED Driver
Minimum Input Voltage 2.7 V
Maximum Input Voltage 5.5 V
Maximum Output Voltage 26 V
Number of Regulated Output Channels 1
Maximum Output Current per Channel 40 mA
Typical Over-Current Protection Current 750 mA
Switching Frequency 1.4 MHz
Efficiency 84 %
Quiescent Current 0.5 mA
Standby Quiescent Current 1 µA
SW RDS(ON) 0.75 Ω
Dimming PWM
OVP Yes
Soft Start Yes
VFB 100 V
Operating Temperature Range -40 to 85 °C

Related Content

Packages
SOT26 (SC74R)
TSOT26
U-DFN2020-6 (Type C)

Quality & Reliability

RoHS CofC

Technical Documents

User Guides and EV Boards

Recommended Soldering Techniques
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