2 MHz buck for tight board budgets
The TPS62103DRG4: The high switching frequency lets you use a small inductor and output capacitor — a real advantage when board area is the constraint, not the BOM cost.
TI lists the TPS62103DRG4 as Obsolete.
TPS62103DRG4
TPS62103DRG4 Step-Down Regulator, 2 MHz, 500 mA, Obsolete
MPNTPS62103DRG4
Obsolete
Texas Instruments TPS62103DRG4, Step-Down Buck Regulator, Adjustable Output, 500 mA, 2 MHz, 8-SOIC, -40 to 85 °C, Tape & Reel.
Independent supplier — new & surplus stockAuthenticity-screened · ESD-safe packingListing updated Jul 2026
Specifications
| Parameter | Value |
|---|---|
| Output type | Adjustable |
| Mounting | Surface Mount |
| Voltage - input | 2.5V |
| Voltage - output | 8V |
| Voltage - output (Min (Fixed)) | 0.8V |
| Output current | 500mA |
| Frequency - switching | 2MHz |
| I/O channels | 1 |
| Operating temperature | -40°C~85°C(TA) |
| Package | Tape & Reel (TR) |
| Function | Step-Down |
| Topology | Buck |
| Case | 8-SOIC (0.154\", 3.90mm Width) |
| Output configuration | Positive |
| Synchronous rectifier | Yes |
Product details
Frequently asked questions
What is the switching frequency of TPS62103DRG4?
The switching frequency is 2 MHz. This allows the use of a small inductor and output capacitor, saving board space.