Analog Devices LT3845AIFE#TRPBF DC DC Switching Controllers
Buck Regulator Positive Output Step-Down DC-DC Controller IC 16-TSSOP-EP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LT3845AIFE#TRPBF
Detailed Description
IC REG CTRLR BUCK 16TSSOP
Package
16-TSSOP (0.173", 4.40mm Width) Exposed Pad
Key Features
Package / Case: 16-TSSOP (0.173", 4.40mm Width) Exposed Pad; Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
LT3845AIFE#TRPBF Datasheet
Quick Jump:
Technical Specifications
Analog Devices LT3845AIFE#TRPBF DC DC Switching Controllers technical specifications.
General
RoHS
Yes
Package / Case
16-TSSOP
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C (TJ)
Supply Voltage
4V ~ 60V
Lifecycle Status
Active
Output Type
Transistor Driver
Switching Frequency
300kHz
Number of Outputs
1
Topology
Buck
Alternate Parts Comparison (LT3845AIFE#TRPBF vs LT3837IFE#PBF vs LT3724EFE#PBF vs LT3845MPFE#PBF)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 16-TSSOP | 16-TSSOP | 16-TSSOP | 16-TSSOP |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -55°C ~ 125°C (TJ) |
| Supply Voltage | 4V ~ 60V | 4.5V ~ 20V | 4V ~ 60V | 4V ~ 60V |
| Switching Frequency | 300kHz | 100kHz | 200kHz | 300kHz |
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Active | Active | Active | Active |
| Clock Sync | Yes | Yes | No | Yes |
| Control Features | Enable, Frequency Control, Soft Start | Enable, Frequency Control, On Time Control | Enable, Soft Start | Enable, Frequency Control, Soft Start |
| Function | Step-Down | Step-Up/Step-Down | Step-Up, Step-Down, Step-Up/Step-Down | Step-Down |
| Number of Outputs | 1 | 1 | 1 | 1 |
| Output Configuration | Positive | Positive, Isolation Capable | Positive or Negative | Positive |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
Suggested replacements
NCV891930MW00AR2GonsemiSimilaronsemi
Pin NoPkg NoElec Mixed
Buck Regulator Positive Output Step-Down DC-DC Controller IC 24-QFNW (4x4)
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.
LT3845MPFE#PBFAnalog DevicesBuck Regulator Positive Output Step-Down DC-DC Controller IC 16-TSSOP-EP
LT3724EFE#TRPBFAnalog DevicesBuck, Boost, SEPIC Regulator Positive or Negative Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 16…