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LT3478EFE-1#PBF

Part No LT3478EFE-1#PBF
Manufacturer Linear Technology
Catalog PMIC - LED Drivers
Description IC LED DRIVER RGLTR DIM 16TSSOP
Datasheet
Sample
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Categories Integrated Circuits
Manufacturer Linear Technology
Packaging Tube/Rail
Status Active
Type DC DC Regulator
Topology Step-Down (Buck), Step-Up (Boost)
Internal Switch(s) Yes
Number of Outputs 1
Operating Input Voltage(Min) 2.8V
Maximum Supply Voltage 36V
Output Voltage 42V
Channel Output Current 4.5A (Switch)
Frequency 200kHz to 2.25MHz
Dimming PWM
Applications Backlight
Temperature Range - Operating -40°C to 125°C (TJ)
Mounting SMD (SMT)
Case / Package 16-TSSOP-EP
Win Source Part Number 108514-LT3478EFE-1#PBF
Ultra Librarian 3D Model Ultra Librarian LT3478EFE-1#PBF CAD Model

Description

The LT3478EFE-1#PBF is a robust, highly efficient LED driver integrated circuit (IC) designed by Linear Technology for driving high-power LEDs in a variety of lighting applications. This versatile IC is capable of driving a single LED or multiple series-connected LEDs at a wide range of input voltages, making it an ideal choice for automotive, industrial, and general-purpose lighting systems.

Key Features:

  • Wide Input Voltage Range: The LT3478EFE-1#PBF is designed to operate over a wide input voltage range, accommodating variations in power supply levels and ensuring consistent LED performance.
  • High Output Current: This driver IC can provide a high output current, enabling it to power LEDs with high brightness requirements.
  • Adjustable Frequency: With an adjustable switching frequency, the LT3478EFE-1#PBF allows designers to optimize the driver for efficiency or to reduce electromagnetic interference (EMI) in noise-sensitive applications.
  • Integrated Open LED Protection: The IC includes built-in open LED protection which helps to prevent damage to the driver or LEDs in the event of an open circuit condition.
  • Thermal Protection: Thermal protection is integrated to safeguard the IC from overheating, ensuring long-term reliability and safety in operation.
  • PWM Dimming Capability: The LT3478EFE-1#PBF supports pulse-width modulation (PWM) dimming, offering precise control over LED brightness levels.

Product Specifications:

Parameter Value
Input Voltage Range 2.8V to 16V
Output Current (up to) 3A
Switching Frequency 200kHz to 2MHz (adjustable)
Package 16-lead TSSOP with exposed pad

The LT3478EFE-1#PBF LED driver IC from Linear Technology is a comprehensive solution for high-performance LED driving applications, providing both flexibility and reliability in a compact form factor.

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Pricing & Ordering

Quantity Unit Price Ext. Price
3+ $20.1998 $60.5994
7+ $16.5742 $116.0194
10+ $16.0562 $160.5620
13+ $15.5383 $201.9979
17+ $15.0203 $255.3451
23+ $13.4665 $309.7295
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Availability: 110 pieces
MOQ: 3 pcs
Order Increment : 1 pcs
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