
- ΠΠ°Π»ΠΈΡΠΈΠ΅: ΠΠΎΠ΄ Π·Π°ΠΊΠ°Π· 3-4 Π½Π΅Π΄Π΅Π»ΠΈ
DC/DC CONV, SYNC BUCK, 1MHZ, VQFN-32.
The TPS65266RHBT is a Synchronous Buck Converter incorporates 3 channels of high-efficiency. It is suitable for applications operating off the adaptor or battery with input voltage lower than 6.5V. The buck DC/DC converter integrates power MOSFETs for optimized power efficiency and reduces external component counts. The peak current mode control simplifies the compensation and fast transient response. High clock frequency allows smaller and low-value inductors and capacitors. External compensation supports optimized loop compensation and fast transient response. In light load condition, the buck converter operates in FCC mode for a reduction in noise susceptibility and RF interference. Cycle-by-cycle overcurrent limiting with hiccup mode limits MOSFET power dissipation in short circuit or overloading fault conditions. The TPS65266 features a power-good supervisor circuit that monitors all converter outputs.
| Π₯Π°ΡΠ°ΠΊΡΠ΅ΡΠΈΡΡΠΈΠΊΠΈ | |
| SVHC (ΠΡΠΎΠ±ΠΎ ΠΠΏΠ°ΡΠ½ΡΠ΅ ΠΠ΅ΡΠ΅ΡΡΠ²Π°) | No SVHC (15-Jun-2015) |
| ΠΡΡ ΠΎΠ΄Π½ΠΎΠΉ Π’ΠΎΠΊ - ΠΡΡ ΠΎΠ΄ 1 | 3Π |
| ΠΡΡ ΠΎΠ΄Π½ΠΎΠΉ Π’ΠΎΠΊ - ΠΡΡ ΠΎΠ΄ 2 | 2Π |
| ΠΠΎΠ»ΠΈΡΠ΅ΡΡΠ²ΠΎ ΠΡΠ²ΠΎΠ΄ΠΎΠ² | 32Π²ΡΠ²ΠΎΠ΄(-ΠΎΠ²) |
| ΠΠΎΠ»ΠΈΡΠ΅ΡΡΠ²ΠΎ ΠΡΡ ΠΎΠ΄ΠΎΠ² | 3 ΠΡΡ ΠΎΠ΄Π° |
| ΠΠΎΡΠΏΡΡ ΠΠ‘ DC / DC ΠΡΠ΅ΠΎΠ±ΡΠ°Π·ΠΎΠ²Π°ΡΠ΅Π»Ρ | VQFN |
| ΠΠΈΠ½ΠΈΡ ΠΡΠΎΠ΄ΡΠΊΡΠΈΠΈ | - |
| ΠΠ°ΠΊΡΠΈΠΌΠ°Π»ΡΠ½Π°Ρ Π Π°Π±ΠΎΡΠ°Ρ Π’Π΅ΠΌΠΏΠ΅ΡΠ°ΡΡΡΠ° | 85Β°C |
| ΠΠ°ΠΊΡΠΈΠΌΠ°Π»ΡΠ½ΠΎΠ΅ ΠΡ ΠΎΠ΄Π½ΠΎΠ΅ ΠΠ°ΠΏΡΡΠΆΠ΅Π½ΠΈΠ΅ | 6.5Π |
| ΠΠΈΠ½ΠΈΠΌΠ°Π»ΡΠ½ΠΎΠ΅ ΠΡ ΠΎΠ΄Π½ΠΎΠ΅ ΠΠ°ΠΏΡΡΠΆΠ΅Π½ΠΈΠ΅ | 2.7Π |
| Π’ΠΈΠΏ ΠΡΡ ΠΎΠ΄Ρ Π Π΅Π³ΡΠ»ΡΡΠΎΡΠ° | Π Π΅Π³ΡΠ»ΠΈΡΡΠ΅ΠΌΡΠΉ |
| Π’ΠΎΠΏΠΎΠ»ΠΎΠ³ΠΈΡ (ΠΠ±ΡΠ°Ρ Π‘Ρ Π΅ΠΌΠ° Π‘ΠΎΠ΅Π΄ΠΈΠ½Π΅Π½ΠΈΠΉ) | Π‘ΠΈΠ½Ρ ΡΠΎΠ½Π½ΡΠΉ ΠΠΎΠ½ΠΈΠΆΠ°ΡΡΠΈΠΉ (Step Down) |
| Π£ΠΏΠ°ΠΊΠΎΠ²ΠΊΠ° | ΠΠΎΡΡΡΡΠ½ΠΎ |
| Π£ΡΠΎΠ²Π΅Π½Ρ Π§ΡΠ²ΡΡΠ²ΠΈΡΠ΅Π»ΡΠ½ΠΎΡΡΠΈ ΠΊ ΠΠ»Π°ΠΆΠ½ΠΎΡΡΠΈ (MSL) | MSL 2 - 1 Π³ΠΎΠ΄ |
| Π§Π°ΡΡΠΎΡΠ° ΠΠΎΠΌΠΌΡΡΠ°ΡΠΈΠΈ | 1ΠΠΡ |