3A Buck Converter · 1.23–37V Adj · TO-263-5 · Classic 150kHz
| Part Number | LM2596S |
|---|---|
| Manufacturer | Texas Instruments |
| Type | Step-Down Buck Converter |
| Input Voltage | 4.5–40 V |
| Output Voltage | 1.23–37 V adj / 3.3/5/12 V fixed |
| Output Current | 3 A |
| Switching Freq | 150 kHz |
| Package | TO-263-5 (D²PAK) |
| Supply Voltage | 4.5–40 V |
| Operating Temp | −40°C to +125°C |
| Efficiency | ~77% at 5V/3A |
| RoHS | Yes |
| Vin | 4.5–40 V |
|---|---|
| Vout | 1.23–37 V |
| Iout max | 3 A |
| Fsw | 150 kHz |
| Dropout | ~1V |
| Quiescent | 5 mA |
| Feedback | Resistor divider on FB pin |
|---|---|
| Enable | ON/OFF pin |
| Output capacitor | Electrolytic or tantalum |
| Part Number | LM2596S |
|---|---|
| Orderable Qty | 1 pcs – 10,000+ pcs |
| Price (1–9 pcs) | Contact for quote |
| Price (10–99 pcs) | Contact for quote |
| Price (100–499 pcs) | Contact for quote |
| Price (500+ pcs) | Best pricing available |
| Lead Time (stock) | 3–7 business days |
| Packaging | Tray / Tape & Reel (T&R) |
| Export Control | EAR99 (No license required) |
The LM2596S is a 3A Buck Converter · 1.23–37V Adj · TO-263-5 · Classic 150kHz from Texas Instruments, widely used in UAV and drone applications.
This component is a popular choice among drone engineers for its reliability, performance, and industry ecosystem support. UAVCHIP maintains stock of LM2596S for rapid global fulfillment.