LT3478EFE-1#PBF vs LT3475EFE-1#PBF

Product Attributes

Part Number LT3478EFE-1#PBF LT3475EFE-1#PBF
Manufacturer Analog Devices Inc. Analog Devices Inc.
Category PMIC - LED Drivers PMIC - LED Drivers
LT3478EFE-1#PBF LT3475EFE-1#PBF
Product Status Active Active
Type DC DC Regulator DC DC Regulator
Topology Step-Down (Buck), Step-Up (Boost) Step-Down (Buck)
Internal Switch(s) Yes Yes
Number of Outputs 1 2
Voltage - Supply (Min) 2.8V 3.7V
Voltage - Supply (Max) 36V 36V
Voltage - Output 42V -
Current - Output / Channel 4.5A (Switch) 1.5A
Frequency 200kHz ~ 2.25MHz 200kHz ~ 2MHz
Dimming PWM PWM
Applications Backlight Automotive, Backlight, Lighting
Operating Temperature -40°C ~ 125°C (TJ) -40°C ~ 85°C (TA)
Mounting Type Surface Mount Surface Mount
Package / Case 16-TSSOP (0.173", 4.40mm Width) Exposed Pad 20-TSSOP (0.173", 4.40mm Width) Exposed Pad
Supplier Device Package 16-TSSOP-EP 20-TSSOP-EP