Step1: Product
Texas Instruments LMQ644A0QRXARQ1
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Manufacturer
Manufacturer No
LMQ644A0QRXARQ1
Package
24-PowerTFQFN
Packaging
Tape & Reel (TR); Cut Tape (CT)
Description
IC REG BUCK ADJ/0.8V DL 24VQFN
Detailed Description
Buck Switching Regulator IC Positive Adjustable (Fixed) 0.8V (3.3V, 5V) 2 Output 5A, 5A 24-PowerTFQFN
Datasheet
Mfr
Texas Instruments
Grade
Automotive
Series
LMQ644xx-Q1
Function
Step-Down
Topology
Buck
Packaging
Tape & Reel (TR); Cut Tape (CT)
Output Type
Adjustable (Fixed)
Mounting Type
Surface Mount, Wettable Flank
Qualification
AEC-Q100
Package / Case
24-PowerTFQFN
Current - Output
5A, 5A
Number of Outputs
2
Output Configuration
Positive
Frequency - Switching
100kHz ~ 2.2MHz
Operating Temperature
-40°C ~ 150°C (TJ)
Synchronous Rectifier
Yes
Voltage - Input (Max)
20V
Voltage - Input (Min)
3V
Voltage - Output (Max)
20V
Supplier Device Package
24-VQFN-FCRLF (4x5)
Voltage - Output (Min/Fixed)
0.8V (3.3V, 5V)
| Attribute | Value |
|---|---|
| Mfr | Texas Instruments |
| Grade | Automotive |
| Series | LMQ644xx-Q1 |
| Function | Step-Down |
| Topology | Buck |
| Packaging | Tape & Reel (TR); Cut Tape (CT) |
| Output Type | Adjustable (Fixed) |
| Mounting Type | Surface Mount, Wettable Flank |
| Qualification | AEC-Q100 |
| Package / Case | 24-PowerTFQFN |
| Current - Output | 5A, 5A |
| Number of Outputs | 2 |
| Output Configuration | Positive |
| Frequency - Switching | 100kHz ~ 2.2MHz |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Synchronous Rectifier | Yes |
| Voltage - Input (Max) | 20V |
| Voltage - Input (Min) | 3V |
| Voltage - Output (Max) | 20V |
| Supplier Device Package | 24-VQFN-FCRLF (4x5) |
| Voltage - Output (Min/Fixed) | 0.8V (3.3V, 5V) |
Purchase & Inquiry
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Important Notes
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2. Since inventory and pricing may change from time to time, our sales manager will reconfirm your order and notify you if any updates are needed.
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
Packages
