Analog Devices LT3478IFE LED Drivers
LED Driver IC 1 Output DC DC Regulator Step-Down (Buck), Step-Up (Boost) PWM Dimming 4.5A (Switch) 16-TSSOP-EP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LT3478IFE
Detailed Description
IC REGULATOR
Package
16-TSSOP (0.173", 4.40mm Width) Exposed Pad
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
LT3478IFE Datasheet
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Technical Specifications
Analog Devices LT3478IFE LED Drivers technical specifications.
General
Series
True Color PWM™
Package / Case
16-TSSOP
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C (TJ)
Supply Voltage
2.8V ~ 36V
Lifecycle Status
Obsolete
Frequency
200kHz ~ 2.25MHz
Type
DC DC Regulator
Internal Switch S
Yes
Output Voltage
42V
Alternate Parts Comparison (LT3478IFE vs LT3486EFE#PBF vs LT3518EFE#PBF vs LT3466EFE#PBF)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 16-TSSOP | 16-TSSOP | 16-TSSOP | 16-TSSOP |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 85°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 85°C (TA) |
| Frequency | 200kHz ~ 2.25MHz | 2.2MHz | 250kHz ~ 2.5MHz | 1MHz |
| Applications | Backlight | Backlight, Camera Flash | Backlight | Backlight |
| Current Output Channel | 4.5A (Switch) | 1.3A (Switch) | 2.3A (Switch) | 400mA |
| Dimming | PWM | PWM | Analog, PWM | PWM |
| Internal Switch S | Yes | Yes | Yes | Yes |
| Number of Outputs | 1 | 2 | 1 | 2 |
| Topology | Step-Down (Buck), Step-Up (Boost) | Step-Up (Boost) | Step-Down (Buck), Step-Up (Boost) | Step-Up (Boost) |
| Type | DC DC Regulator | DC DC Regulator | DC DC Regulator | DC DC Regulator |
| Voltage Supply Max | -- | -- | -- | -- |
| Action |
More Parts in LED Drivers
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
LT3486EFE#PBFAnalog DevicesLED Driver IC 2 Output DC DC Regulator Step-Up (Boost) PWM Dimming 1.3A (Switch) 16-TSSOP-EP