TPS543C20ARVFR is out of stock and can be placed on backorder.
Available Substitutes:
Parametric Equivalent
Parametric Equivalent

Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
TPS543C20ARVFR | |
|---|---|
DigiKey Part Number | 296-TPS543C20ARVFRTR-ND - Tape & Reel (TR) 296-TPS543C20ARVFRCT-ND - Cut Tape (CT) 296-TPS543C20ARVFRDKR-ND - Digi-Reel® |
Manufacturer | |
Manufacturer Product Number | TPS543C20ARVFR |
Description | IC REG BUCK ADJ 40A 40LQFN |
Manufacturer Standard Lead Time | 12 Weeks |
Customer Reference | |
Detailed Description | Buck Switching Regulator IC Positive Adjustable 0.6V 1 Output 40A 40-PowerLFQFN |
Datasheet | Datasheet |
EDA/CAD Models | TPS543C20ARVFR Models |
Product Attributes
Filter Similar Products
Category | Voltage - Input (Max) 16V |
Mfr | Voltage - Output (Min/Fixed) |
Series | Voltage - Output (Max) 5.5V |
Packaging Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Current - Output |
Part Status Active | Frequency - Switching 300kHz ~ 2MHz |
Function Step-Down | Synchronous Rectifier Yes |
Output Configuration Positive | Operating Temperature -40°C ~ 125°C (TJ) |
Topology | Mounting Type Surface Mount |
Output Type | Package / Case |
Number of Outputs 1 | Supplier Device Package 40-LQFN-CLIP (7x5) |
Voltage - Input (Min) 4V | Base Product Number |
Report Product Information Error
Documents & Media
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (2)
| Part Number | Manufacturer | Quantity Available | DigiKey Part Number | Unit Price | Substitute Type |
|---|---|---|---|---|---|
| TPS543C20RVFR | Texas Instruments | 0 | 296-48199-2-ND | $11.17000 | Parametric Equivalent |
| TPS543C20RVFT | Texas Instruments | 0 | 296-46651-2-ND | $13.79000 | Parametric Equivalent |
In-Stock: 0
2,500 estimated in stock on 18-Dec-2026
Request Stock Notification
Quantity
All prices are in USD
Cut Tape (CT) & Digi-Reel®
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 1 | $8.63000 | $8.63 |
| 10 | $6.69900 | $66.99 |
| 25 | $6.21600 | $155.40 |
| 100 | $5.68590 | $568.59 |
| 250 | $5.43308 | $1,358.27 |
| 500 | $5.28066 | $2,640.33 |
| 1,000 | $5.15526 | $5,155.26 |
Tape & Reel (TR)
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 2,500 | $5.02288 | $12,557.20 |


