LT1374CR#PBF Analog Devices Integrated Circuit (Other) In Stock
Analog Devices LT1374CR#PBF is a single-channel current-mode PWM step-down DC-DC converter delivering up to 4.5 A output from a 5 V to 25 V input supply. It integrates the power switch in a 7-pin D2PAK package for efficient thermal management in high-current buck regulators. Available with worldwide shipping for industrial and consumer power designs.
- Manufacturer
- Analog Devices
- Package
- Other
- Pin Count
- 7
- Lifecycle
- ACTIVE
- Datasheet
- LT1374CR#PBF Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $7.5000(MOQ 1)
- Temp Range
- ?°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LT1374CR#PBF?
- Single-channel step-down regulator with 4.5 A output current and 5 V to 25 V input range for high-current applications
- Current-mode PWM control provides fast transient response and cycle-by-cycle overcurrent protection
- 7-pin D2PAK power package integrates the switch for excellent thermal dissipation in compact PCB layouts
What is LT1374CR#PBF used for?
The LT1374CR#PBF is ideal for point-of-load voltage regulation in industrial controllers, embedded systems, and automotive accessory power supplies requiring up to 4.5 A output. Its 5 V to 25 V input range supports 12 V and 24 V bus architectures common in factory automation and motor driver boards. The D2PAK package allows efficient heat sinking without additional hardware, making it suitable for high-current buck converter designs in space-constrained enclosures.
What are the specifications of LT1374CR#PBF?
| Pbfree Code | No |
| Manufacturer Package Code | 05-08-1462 |
| YTEOL | 9 |
| Analog IC - Other Type | SWITCHING REGULATOR |
| Control Mode | CURRENT-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 25V |
| Input Voltage-Min | 5V |
| Input Voltage-Nom | 15V |
| JESD-30 Code | R-PSSO-G7 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Output Current-Max | 8.5A |
| Output Voltage-Nom | 2.42V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SMSIP7H,.55,50TB |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Supply Current-Max (Isup) | 2.5mA |
| Surface Mount | YES |
| Switcher Configuration | BUCK |
| Switching Frequency-Max | 560kHz |
| Technology | BIPOLAR |
| Temperature Grade | OTHER |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | SINGLE |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Malaysia |
Where can I find the LT1374CR#PBF datasheet?
LT1374CR#PBF Datasheet DownloadOfficial datasheet from Analog Devices
What are equivalent replacements for LT1374CR#PBF?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What output current and input voltage range does the LT1374CR#PBF support in a step-down design?
The LT1374CR#PBF supports a maximum output current of 4.5 A and accepts an input voltage from 5 V to 25 V. Using current-mode PWM control, it provides fast transient response and built-in overcurrent protection, making it reliable for high-current buck converter designs in industrial and embedded applications.
Why is the D2PAK package advantageous for the LT1374CR#PBF in high-current power supply designs?
The 7-pin D2PAK package of LT1374CR#PBF integrates the power switch and provides a large exposed metal tab for direct PCB heatsinking, allowing efficient dissipation of the thermal losses at 4.5 A load current without external heatsinks. This is particularly beneficial in industrial power supplies with limited enclosure airflow and tight board space constraints.
For a 12 V to 3.3 V conversion at 4 A load, how does LT1374CR#PBF compare to a lower-rated regulator?
At a 12 V input and 3.3 V output at 4 A, the LT1374CR#PBF operates comfortably within its 4.5 A and 5 V to 25 V specifications, providing ample headroom. A lower-rated 2 A or 3 A regulator would require derating or paralleling to handle the same load, increasing design complexity and BOM cost, while the LT1374CR#PBF delivers this in a single-chip solution.
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About Analog Devices
Analog Devices (ADI) is a global leader in high-performance analog, mixed-signal, and digital signal processing integrated circuits used in virtually all types of electronic equipment.
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| 1+ | $11.5400 | $11.54 |
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