Analog Devices LT3840IFE DC DC Switching Controllers
Buck Regulator Positive or Negative Output Step-Down DC-DC Controller IC 28-TSSOP-EP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LT3840IFE
Detailed Description
IC REGULATOR
Package
28-TSSOP (0.173", 4.40mm Width) Exposed Pad
Key Features
Package / Case: 28-TSSOP (0.173", 4.40mm Width) Exposed Pad; Mounting Type: Surface Mount
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
LT3840IFE Datasheet
Quick Jump:
Technical Specifications
Analog Devices LT3840IFE DC DC Switching Controllers technical specifications.
General
Package / Case
28-TSSOP
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C
Supply Voltage
2.5V ~ 60V
Lifecycle Status
Obsolete
Output Type
Transistor Driver
Switching Frequency
50kHz ~ 1MHz
Number of Outputs
1
Topology
Buck
Control Features
Enable, Frequency Control, Power Good, Soft Start, Tracking
Alternate Parts Comparison (LT3840IFE vs LT8392HFE#TRPBF vs LT8392HFE#PBF vs LT8390AEFE#TRPBF)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 28-TSSOP | 28-TSSOP | 28-TSSOP | 28-TSSOP |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 150°C (TJ) | -40°C ~ 150°C (TJ) | -40°C ~ 125°C (TJ) |
| Supply Voltage | 2.5V ~ 60V | 3V ~ 60V | 3V ~ 60V | 4V ~ 60V |
| Switching Frequency | 50kHz ~ 1MHz | 400kHz | 400kHz | 645kHz ~ 2.1MHz |
| Clock Sync | Yes | Yes | Yes | Yes |
| Control Features | Enable, Frequency Control, Power Good, Soft Start, Tracking | Enable, Frequency Control, Power Good, Soft Start | Enable, Frequency Control, Power Good, Soft Start | Current Limit, Frequency Control, Soft Start |
| Function | Step-Down | Step-Up/Step-Down | Step-Up/Step-Down | Step-Up/Step-Down |
| Number of Outputs | 1 | 1 | 1 | 1 |
| Output Configuration | Positive or Negative | Positive | Positive | Positive |
| Output Phases | 1 | 2 | 2 | 1 |
| Output Type | Transistor Driver | Transistor Driver | Transistor Driver | Transistor Driver |
| Action |
More Parts in DC DC Switching Controllers
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
LT8390AEFE#TRPBFAnalog DevicesBuck-Boost Regulator Positive Output Step-Up/Step-Down DC-DC Controller IC 28-TSSOP-EP