Diodes Incorporated
U DFN2020 6 Type F

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U-DFN2020-6-Type-F.png
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AL3050 (Not Recommended for new design)

NRND = Not Recommended for New Design

Small Panel Backlight LED driver

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Feature(s)

  • 2.7V to 5.5V Input Voltage Range
  • 28V Open LED Protection (Up to 8 LEDs)
  • Integrated 0.7A/30V Internal MOSFET and Power Diode
  • 200mV Reference with ±3% Accuracy
  • 750kHz Switching Frequency
  • Flexible Digital and PWM Brightness Control
  • 1-Wire Control Interface
  • PWM Dimming Control Interface
  • Up to 100:1 PWM Dimming Ratio
  • Integrated Loop Compensation
  • Built-in Soft-Start
  • Built-in OTP
  • Built-in OCP
  • Tiny Package with U-DFN2020-6 (Type S) Package

Application(s)

  • Feature Phones
  • Smart Phones
  • Portable Media Players
  • Ultra Mobile Devices
  • GPS Receivers
  • Backlight for Small and Media Form Factor LCD Display

Product Specifications

Product Parameters

Compliance (Only Automotive supports PPAP) Standard
Dimming PWM and One Wire
Efficiency (%) 85
Function Boost LED Driver-Controller
LED Current (A) 0.04
MaximumInput Voltage (V) 5.5
Maximum Output Current per Channel 40
Maximum Output Voltage (V) 28
MinimumInput Voltage (V) 2.7
Number of Regulated Output Channels 1
OperatingTemperatureRange  (°C) -40 to 85
OVP Yes
AEC Qualified No
Quiescent Current (µA) 0.3
Quiescent Current Typ (mA) 0.3
Soft Start Yes
Standby Quiescent Current (µA) 0.1
SW RDS(ON) 0.56
Switching Frequency (MHz) 0.75
Topology Boost
Typical Over-Current Protection Current 700
VFB 200

Related Content

Packages

Applications

Technical Documents

SPICE Model

Recommended Soldering Techniques

TN1.pdf

Product Change Notices (PCNs)

A PCN may only apply to specific orderable part numbers in this datasheet. Please refer to the corresponding PCN to see the exact orderable part number(s) affected.

PCN # Issue Date Implementation Date Subject
PCN-2512 2021-04-16 2021-07-16 Qualified Additional Assembly & Test (A/T) Site
PCN-2366 2018-09-19 2018-12-19 Qualification of Additional Bill of Materials (BOM), Fab Source, A/T Site and Top Marking Change on Select Product

FAQs

Related Application FAQs