For Reference Only
| Part Number | TPS40428RHAT |
| LIXINC Part # | TPS40428RHAT |
| Manufacturer | Texas Instruments |
| Category | Integrated Circuits › PMIC - Voltage Regulators - DC DC Switching Controllers |
| Description | IC REG CTRLR BUCK PMBUS 40VQFN |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | TPS40428RHAT PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Jan 25 - Jan 29 2026(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |
|
| Shipping | ![]() |
| Part Number: | TPS40428RHAT |
| Brand: | Texas Instruments |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Integrated Circuits |
| Subcategory: | PMIC - Voltage Regulators - DC DC Switching Controllers |
| Manufacturer: | Texas Instruments |
| Series: | - |
| Package: | Tape & Reel (TR)Cut Tape (CT) |
| Part Status: | Active |
| Output Type: | PWM Signal |
| Function: | Step-Down |
| Output Configuration: | Positive |
| Topology: | Buck |
| Number of Outputs: | 2 |
| Output Phases: | 2 |
| Voltage - Supply (Vcc/Vdd): | 4.5V ~ 20V |
| Frequency - Switching: | 200kHz ~ 1.5MHz |
| Duty Cycle (Max): | - |
| Synchronous Rectifier: | No |
| Clock Sync: | Yes |
| Serial Interfaces: | PMBus |
| Control Features: | Frequency Control, Phase Control, Power Good |
| Operating Temperature: | -40°C ~ 125°C (TJ) |
| Mounting Type: | Surface Mount |
| Package / Case: | 40-VFQFN Exposed Pad |
| Supplier Device Package: | 40-VQFN (6x6) |
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| In Stock | 11021 - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1 | $8.94000 | $8.94 |
| 250 | $6.02140 | $1505.35 |
| 500 | $5.49010 | $2745.05 |
| 1250 | $4.78170 | $5977.125 |
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