Parameters |
Mounting Type |
Surface Mount |
Package / Case |
38-TFSOP (0.173, 4.40mm Width) Exposed Pad |
Surface Mount |
YES |
Operating Temperature |
-55°C~150°C TJ |
Packaging |
Tube |
Series |
True Color PWM™ |
JESD-609 Code |
e3 |
Part Status |
Obsolete |
Moisture Sensitivity Level (MSL) |
1 (Unlimited) |
Number of Terminations |
38 |
ECCN Code |
EAR99 |
Type |
DC DC Controller |
Terminal Finish |
Matte Tin (Sn) |
Applications |
Automotive, Lighting |
Terminal Position |
DUAL |
Terminal Form |
GULL WING |
Peak Reflow Temperature (Cel) |
260 |
Number of Functions |
1 |
Terminal Pitch |
0.5mm |
Frequency |
200kHz~700kHz |
Time@Peak Reflow Temperature-Max (s) |
30 |
Pin Count |
38 |
JESD-30 Code |
R-PDSO-G38 |
Number of Outputs |
1 |
Output Voltage |
5V |
Input Voltage-Nom |
12V |
Voltage - Output |
0V~60V |
Input Voltage (Min) |
4.7V |
Topology |
Step-Down (Buck), Step-Up (Boost) |
Control Mode |
CURRENT-MODE |
Input Voltage (Max) |
60V |
Control Technique |
PULSE WIDTH MODULATION |
Switcher Configuration |
BUCK-BOOST |
Internal Switch(s) |
No |
Dimming |
Analog, PWM |
Voltage - Supply (Max) |
60V |
Voltage - Supply (Min) |
4.7V |
Length |
9.7mm |
Width |
4.4mm |
RoHS Status |
Non-RoHS Compliant |
LT3791MPFE Overview
Board space is saved by its 38-TFSOP (0.173, 4.40mm Width) Exposed Pad package.1 outputs are designed into LED drivers.This mounting method is Surface Mount.It is highly performing and reliable when it emerges as a DC DC Controller.This LED driver can be operated at a temperature of -55°C~150°C TJ. Automotive, Lighting has considerable advantages.The system operates on the basis of the frequency 200kHz~700kHz.It is designed to work with 38 terminations.The voltage supply can fail if it is below 4.7V.There is 0V~60V voltage output from it.In addition, it is equipped with a total of 38 pins.The voltage range of this device is optimized for a maximum supply voltage of 60V.This LED driver belonging to the True Color PWM? series is a key component for a broad range of applications.A 5V voltage is output by it.Operation of the device requires 12V volts to be applied to the circuit.It works well when the input voltage is higher than 4.7V.The input voltage should be kept below 60V to ensure high stability.
LT3791MPFE Features
Available in the 38-TFSOP (0.173, 4.40mm Width) Exposed Pad package
Operating temperature of -55°C~150°C TJ
Frequency of 200kHz~700kHz
Output voltage of 5V
LT3791MPFE Applications
There are a lot of Linear Technology/Analog Devices LT3791MPFE LED Driver ICs applications.
- Down lights
- Replacement lamps
- Stage Lighting and Signage
- Ultraviolet (UV) and Infrared (IR) Irradiation Devices
- General LED Lighting: Down-lights, Base-lights, Ceiling Lights, Exterior Lights
- Other Electronic Devices
- Stage and Studio lighting
- LED backlight driver for LCD displays for Tablets and Note PCs
- Constant Voltage Power Source for portable equipment
- Down lighting