Linear Technology LT3477EUF#PBF

Name: LT3477EUF#PBF
Brand: Linear Technology
SKU: 3738624-LT3477EUF#PBF
Availability: InStock
Rating: 5 (1 reviews)

Part Number:: LT3477EUF#PBF

Manufacturer:: Linear Technology

Ventron No:: 3738624-LT3477EUF#PBF

Description:: IC LED DRIVER RGLTR DIM 3A 20QFN

ECAD Model:

Datasheet:: LT3477EUF#PBF

Specifications

Linear Technology LT3477EUF#PBF technical specifications, attributes, parameters and parts with similar specifications to Linear Technology LT3477EUF#PBF.

Factory Lead Time
8 Weeks
Lifecycle Status
PRODUCTION (Last Updated: 2 weeks ago)
Mounting Type
Surface Mount
Package / Case
20-WFQFN Exposed Pad
Surface Mount
YES
Number of Pins
20
Operating Temperature
-40°C~85°C TA
Packaging
Tube
Published
2009
JESD-609 Code
e3
Part Status
Active
Moisture Sensitivity Level (MSL)
1 (Unlimited)
Number of Terminations
20
ECCN Code
EAR99
Terminal Finish
Matte Tin (Sn)
Subcategory
Switching Regulator or Controllers
Terminal Position
QUAD
Peak Reflow Temperature (Cel)
260
Number of Functions
1
Terminal Pitch
0.5mm
Frequency
200kHz~3.5MHz
Reflow Temperature-Max (s)
30
Base Part Number
LT3477
Pin Count
20
Number of Outputs
1
Output Voltage
42V
Operating Supply Voltage
3.3V
Input Voltage-Nom
2.5V
Max Supply Voltage
25V
Min Supply Voltage
2.5V
Output Current
3A
Max Output Voltage
40V
Topology
Flyback, SEPIC, Step-Down (Buck), Step-Up (Boost)
Min Input Voltage
2.3V
Control Mode
CURRENT-MODE
Max Input Voltage
25V
Control Technique
PULSE WIDTH MODULATION
Switcher Configuration
BUCK-BOOST
Current - Output / Channel
3A Switch
Internal Switch(s)
Yes
High Level Output Current
10μA
Low Level Output Current
10μA
Dimming
PWM
Number of Segments
4
Switching Frequency
3.5MHz
Height
750μm
Length
4mm
Width
4mm
Radiation Hardening
No
REACH SVHC
No SVHC
RoHS Status
ROHS3 Compliant
Lead Free
Lead Free

Description

LT3477EUF#PBF Overview
Linear Technology's LT3477 is a PMIC - LED Drivers chip that falls under the PMIC - LED Drivers category. This part has a base part number of LT3477 and an ECCN Code of EAR99. The terminal finish is Matte Tin (Sn) and it has one output with a 3A switch. The high and low level output currents are both 10μA and it features an internal switch. Additionally, the LT3477 is not radiation hardened but is RoHS3 compliant.

LT3477EUF#PBF Features
Available in the 20-WFQFN Exposed Pad package
Operating temperature of -40°C~85°C TA
Frequency of 200kHz~3.5MHz
Operating with the supply voltage of 3.3V
Switching frequency of 3.5MHz
Output voltage of 42V

LT3477EUF#PBF Applications
There are a lot of Linear Technology/Analog Devices LT3477EUF#PBF LED Driver ICs applications.

Constant Voltage Power Source for portable equipment
White LED Backlight for portable equipment
Museum lighting
General LED Lighting: Down-lights, Base-lights, Ceiling Lights, Exterior Lights
Gallery lighting
Refrigeration lighting
Architectural lighting
Replacement lamps
Stage and Studio lighting
Down lights

LT3477EUF#PBF More Descriptions

LED Driver 4Segment 3.3 Volt 5 Volt9 Volt12 Volt15 Volt18 Volt24 Volt 20-Pin QFN EP
LED DRVR 4Segment 3.3V/5V/9V/12V/15V/18V/24V 20-Pin QFN EP
LED Driver 4 Segment 7500uA Supply Current 20-Pin QFN EP Tube
IC, LED DRVR, QFN20; Topology:Boost, Buc; IC, LED DRVR, QFN20; Topology:Boost, Buck, Buck-Boost, Flyback, SEPIC; No. of Outputs:1; Output Current:3A; Output Voltage:42V; Driver Case Style:QFN; Input Voltage:2.5V to 25V; Dimming Control Type:PWM; Switching Frequency:3.5MHz

Certification