LT3478IFE#PBF
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- Mfr.Part #
- LT3478IFE#PBF
- Manufacturer
- Analog Devices, Inc.
- Package / Case
- 16-TSSOP (0.173, 4.40mm Width) Exposed Pad
- Datasheet
- Download
- Description
- IC LED DRV RGLTR PWM 16TSSOP
- Stock
- 80
- In Stock ：
- 80
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- Manufacturer :
- Analog Devices, Inc.
- Product Category :
- LED Drivers
- Number of Terminations :
- 16
- Multiplexed Display Capability :
- No
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Voltage - Supply (Max) :
- 36V
- Type :
- DC DC Regulator
- Surface Mount :
- yes
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Published :
- 2005
- Length :
- 5mm
- Terminal Form :
- Gull wing
- Applications :
- Backlight
- Qualification Status :
- Not Qualified
- Package / Case :
- 16-TSSOP (0.173, 4.40mm Width) Exposed Pad
- Voltage - Output :
- 42V
- Current - Output / Channel :
- 4.5A Switch
- Power Supplies :
- 3/36V
- Number of Segments :
- 6
- Packaging :
- Tube
- Number of Outputs :
- 1
- JESD-609 Code :
- e3
- Number of Functions :
- 1
- Dimming :
- PWM
- Internal Switch(s) :
- yes
- Mounting Type :
- Surface Mount
- ECCN Code :
- EAR99
- Topology :
- Step-Down (Buck), Step-Up (Boost)
- Factory Lead Time :
- 8 Weeks
- Terminal Finish :
- Matte Tin (Sn)
- Terminal Pitch :
- 0.65mm
- Frequency :
- 200kHz~2.25MHz
- Operating Temperature :
- -40°C~125°C TJ
- Supply Voltage :
- 2.7V
- Base Part Number :
- LT3478
- Terminal Position :
- Dual
- RoHS Status :
- ROHS3 Compliant
- Voltage - Supply (Min) :
- 2.8V
- Width :
- 4.4mm
- Pin Count :
- 16
- Peak Reflow Temperature (Cel) :
- 260
- Datasheets
- LT3478IFE#PBF
LED Drivers Analog Devices, Inc. LT3478IFE#PBF Overview
The LT3478IFE#PBF from Analog Devices, Inc. is a versatile and robust LED driver integrated circuit designed for driving high-power LEDs with precise current control. This device is engineered to handle a wide input voltage range, supporting applications from automotive to general LED lighting. It features an internal 3A, 40V switch, enabling it to power multiple LEDs in series, enhancing its utility in high-brightness tasks. The LT3478IFE#PBF's ability to provide a constant current with PWM dimming capabilities makes it ideal for creating stable and reliable lighting systems, crucial for both industrial and commercial markets looking to optimize lighting solutions.
LT3478IFE#PBF Features
The LT3478IFE#PBF LED driver includes multiple features tailored for efficient and reliable performance:
- Wide input voltage range from 4.5V to 40V, accommodating various power supplies.
- Integrated 3A, 40V switch for high-power LED applications.
- Adjustable frequency from 200kHz to 2MHz, allowing flexibility in minimizing external component size.
- PWM dimming capability which provides precise control over LED brightness.
- Thermal shutdown and over-current protection to ensure the longevity and safety of the device.
- True color PWM delivers up to 3000:1 dimming ratio for high fidelity color control in LED applications.
LT3478IFE#PBF Applications
- Automotive Lighting: Utilized in headlights and interior lights, the LT3478IFE#PBF ensures consistent illumination and long service life in demanding automotive environments.
- General LED Lighting: Ideal for commercial and residential fixtures, providing efficient, flicker-free lighting that can be dimmed according to user preference.
- Backlighting for Displays: Powers LED backlights in consumer electronics, ensuring optimal brightness and enhancing viewing experiences in devices such as smartphones and televisions.
- Portable Flashlights: Due to its robust operation at varying input voltages, it's perfectly suited for high-intensity portable LED flashlights.
- Signage and Decorative Lighting: The driver's PWM dimming capability makes it ideal for use in LED-based signage and architectural lighting, where adjustable brightness is crucial.
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