Analog Devices LTC1439IG#PBF DC DC Switching Controllers
Buck Regulator Positive Output Step-Down DC-DC Controller IC 36-SSOP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LTC1439IG#PBF
Detailed Description
IC REG CTRLR BUCK 36SSOP
Package
36-SSOP (0.209", 5.30mm Width)
Key Features
Package / Case: 36-SSOP (0.209", 5.30mm Width); Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
LTC1439IG#PBF Datasheet
Quick Jump:
Technical Specifications
Analog Devices LTC1439IG#PBF DC DC Switching Controllers technical specifications.
General
Package / Case
36-SSOP
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
3.5V ~ 30V
Lifecycle Status
Active
Output Type
Transistor Driver
Switching Frequency
Up to 400kHz
Number of Outputs
2
Topology
Buck
Control Features
Enable, Power on Reset, Soft Start
Alternate Parts Comparison (LTC1439IG#PBF vs LTC3811EG#PBF vs LTC3811EG#TRPBF vs LTC3731CG#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 | 36-SSOP | 36-SSOP | 36-SSOP | 36-SSOP |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 0°C ~ 70°C (TA) |
| Supply Voltage | 3.5V ~ 30V | 4.5V ~ 30V | 4.5V ~ 30V | 3.8V ~ 7V |
| Switching Frequency | Up to 400kHz | 250kHz ~ 750kHz | 250kHz ~ 750kHz | 225kHz ~ 680kHz |
| Clock Sync | No | Yes | Yes | No |
| Control Features | Enable, Power on Reset, Soft Start | Current Limit, Enable, Phase Control, Power Good, Soft Start, Tracking | Current Limit, Enable, Phase Control, Power Good, Soft Start, Tracking | Enable, Phase Control, Power Good, Soft Start |
| Function | Step-Down | Step-Down | Step-Down | Step-Down |
| Number of Outputs | 2 | 2 | 2 | 3 |
| Output Configuration | Positive | Positive | Positive | Positive |
| Output Phases | 1 | 2 | 2 | 3 |
| Output Type | Transistor Driver | Transistor Driver | Transistor Driver | Transistor Driver |
| Action |
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