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LM5145RGYR TI DC DC Switching Controllers
The LM5145RGYR is a wide-input-voltage synchronous buck controller from Texas Instruments, designed for high-power DC-DC converters. It operates over an input range of 5.5V to 75V and can deliver output voltages down to 0.8V. The device features a 2.2-MHz programmable switching frequency and integrated high-side and low-side gate drivers. It includes current limit, soft-start, and power-good indicator. Housed in a 20-pin VQFN package, it operates over -40°C to 125°C. Applications include industrial power supplies, automotive infotainment, telecom, and battery chargers. In stock at HL Electronics – request a quote for fast delivery.
Part No.:LM5145RGYR
Brand:TI
Date Code:
Stock:3,000
SPQ:0
MOQ:1+
Delivery Time:In Stock
Pricing (USD)
| Quantity | Unit Price |
|---|---|
| 1+ | $ 1.50 |
| 100+ | $ 1.30 |
| 750+ | $ 1.18 |
| 1500+ | $ 1.14 |
| 3000+ | $ 1.10 |
Technical Specifications
- Part No.LM5145RGYR
- Model LM5145RGYR
- Category Integrated Circuits (ICs) > Power Management (PMIC) > DC DC Switching Controllers
- Manufacturer Texas Instruments
- Packaging Tape & Reel (TR)
- Part Status Active
- Output Type Transistor Driver
- Function Step-Down
- Output Configuration Positive
- Topology Buck
- Number of Outputs 1
- Output Phases 1
- Voltage - Supply (Vcc/Vdd) 6 V ~ 75 V
- Frequency - Switching 100kHz ~ 1MHz
- Duty Cycle (Max) 100%
- Synchronous Rectifier Yes
- Clock Sync Yes
- Control Features Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking
- Operating Temperature -40°C ~ 125°C (TJ)
- Mounting Type Surface Mount
- Supplier Device Package 20-VQFN (3.5x4.5)
- Base Product Number LM5145
- RoHS ROHS3 Compliant
- Standard Package 3000