LT3475EFE-1#TRPBF vs LT3478EFE-1#TRPBF

Product Attributes

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