Analog Devices LT3973HDD#PBF DC DC Switching Regulators
Step-down type Adjustable 4.2V~42V 750mA 1.21V~24V DFN-10(3x3) DC-DC Converters
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LT3973HDD#PBF
Detailed Description
Advanced Analog LT3973HDD#PBF DC for precision electronics.
Package
10-WFDFN Exposed Pad
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
LT3973HDD#PBF Datasheet
Quick Jump:
Technical Specifications
Analog Devices LT3973HDD#PBF DC DC Switching Regulators technical specifications.
General
Package / Case
10-WFDFN Exposed Pad
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 150°C (TJ)
Lifecycle Status
Active
Output Type
Adjustable
Max Input Voltage
42V
Functions
Step-Down
Output Current
750mA
Switching Frequency
195kHz ~ 2.15MHz
Number of Outputs
1
Alternate Parts Comparison (LT3973HDD#PBF vs LT3684EDD#TRPBF vs LT8609AEDDM#PBF vs LT3686IDD#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 | 10-WFDFN Exposed Pad | 10-WFDFN Exposed Pad | 10-WFDFN Exposed Pad | 10-WFDFN Exposed Pad |
| Operating Temperature | -40°C ~ 150°C (TJ) | -40°C ~ 85°C (TA) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Switching Frequency | 195kHz ~ 2.15MHz | 300kHz ~ 3MHz | 200kHz ~ 2.2MHz | 300kHz ~ 2.5MHz |
| Max Input Voltage | 42V | 34V | 42V | 37V |
| Min Input Voltage | 4.2V | 3.6V | 3V | 3.6V |
| Output Configuration | Positive | Positive | Positive | Positive |
| Output Current | 750mA | 2A | 3A | 1.2A |
| Output Type | Adjustable | Adjustable | Adjustable | Adjustable |
| Output Voltage | 1.21V | 1.265V | 0.782V | 0.8V |
| Synchronous Rectifier | No | No | Yes | No |
| Topology | Buck | Buck | Buck | Buck |
| Voltage Output Max | 24V | 20V | 42V | 37V |
| Action |
More Parts in DC DC Switching Regulators
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
LT3684EDD#TRPBFAnalog DevicesBuck Switching Regulator IC Positive Adjustable 1.265V 1 Output 2A 10-WFDFN Exposed Pad
LT8609AEDDM#PBFAnalog DevicesStep-down type Adjustable 0.782V~42V 3V~42V 3A DFN-10(3x3) DC-DC Converters
LT3686IDD#TRPBFAnalog DevicesBuck Switching Regulator IC Positive Adjustable 0.8V 1 Output 1.2A 10-WFDFN Exposed Pad