Step1: Product
Texas Instruments LM5143QRWGRQ1
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Manufacturer
Manufacturer No
LM5143QRWGRQ1
Quantity
293
Availability
In Stock
Package
40-VFQFN Exposed Pad
Packaging
Tape & Reel (TR); Cut Tape (CT)
Description
IC POWER MANAGEMENT
Detailed Description
Buck Regulator Positive Output Step-Down DC-DC Controller IC 40-VQFNP (6x6)
Datasheet
Grade
Automotive
Function
Step-Down
Topology
Buck
Packaging
Tape & Reel (TR); Cut Tape (CT)
Clock Sync
Yes
Output Type
Transistor Driver
Manufacturer
Texas Instruments
Mounting Type
Surface Mount, Wettable Flank
Output Phases
2
Qualification
AEC-Q100
Package / Case
40-VFQFN Exposed Pad
Control Features
Current Limit, Dead Time Control, Enable, Frequency Control, Power Good, Soft Start
Duty Cycle (Max)
100%
Number of Outputs
2
Base Product Number
LM5143
Output Configuration
Positive
Frequency - Switching
100kHz ~ 2.2MHz
Operating Temperature
-40°C ~ 150°C (TJ)
Synchronous Rectifier
Yes
Supplier Device Package
40-VQFNP (6x6)
Voltage - Supply (Vcc/Vdd)
3.5V ~ 65V
| Attribute | Value |
|---|---|
| Grade | Automotive |
| Function | Step-Down |
| Topology | Buck |
| Packaging | Tape & Reel (TR); Cut Tape (CT) |
| Clock Sync | Yes |
| Output Type | Transistor Driver |
| Manufacturer | Texas Instruments |
| Mounting Type | Surface Mount, Wettable Flank |
| Output Phases | 2 |
| Qualification | AEC-Q100 |
| Package / Case | 40-VFQFN Exposed Pad |
| Control Features | Current Limit, Dead Time Control, Enable, Frequency Control, Power Good, Soft Start |
| Duty Cycle (Max) | 100% |
| Number of Outputs | 2 |
| Base Product Number | LM5143 |
| Output Configuration | Positive |
| Frequency - Switching | 100kHz ~ 2.2MHz |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Synchronous Rectifier | Yes |
| Supplier Device Package | 40-VQFNP (6x6) |
| Voltage - Supply (Vcc/Vdd) | 3.5V ~ 65V |
Purchase & Inquiry
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Payment Method
Shipping Method
- Shipped from
- Hongkong/Shenzhen warehouse
- Estimated Ship Date
- Oct 3, 2026 - Oct 4, 2026
- Lead Time
- Contact us to confirm availability
- Shipping Fee
- Calculated based on your destination
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