LM3639AYFQT vs LM3639AYFQR

Product Attributes

Part Number LM3639AYFQT LM3639AYFQR
Manufacturer Texas Instruments Texas Instruments
Category PMIC - LED Drivers PMIC - LED Drivers
LM3639AYFQT LM3639AYFQR
Product Status Active Active
Type DC DC Regulator DC DC Regulator
Topology Step-Up (Boost) Step-Up (Boost)
Internal Switch(s) Yes Yes
Number of Outputs 4 4
Voltage - Supply (Min) 2.5V 2.5V
Voltage - Supply (Max) 5.5V 5.5V
Voltage - Output 40V 40V
Current - Output / Channel 30mA, 750mA, 1.5A 30mA, 750mA, 1.5A
Frequency 500kHz, 4MHz 500kHz, 4MHz
Dimming PWM PWM
Applications Backlight Backlight
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA)
Mounting Type Surface Mount Surface Mount
Package / Case 20-WFBGA, DSBGA 20-WFBGA, DSBGA
Supplier Device Package 20-DSBGA (2.04x1.78) 20-DSBGA (2.04x1.78)