Awọn olutọsọna Foliteji Yipada ST1S09IPUR 2A 1.5 MHz PWM Igbesẹ isalẹ
♠ Apejuwe ọja
| Irisi ọja | Ifilelẹ Ifarahan |
| Olupese: | STMicroelectronics |
| Ẹka Ọja: | Yipada Foliteji Regulators |
| RoHS: | Awọn alaye |
| Iṣagbesori ara: | SMD/SMT |
| Apo / Apo: | DFN-6 |
| Topology: | Ẹtu |
| Foliteji Ijade: | adijositabulu |
| Ijade lọwọlọwọ: | 2 A |
| Nọmba Awọn Ijade: | 1 Ijade |
| Foliteji titẹ sii, Min: | 2.7 V |
| Foliteji titẹ sii, O pọju: | 6 V |
| Idaduro lọwọlọwọ: | 1.5 mA |
| Igbohunsafẹfẹ Yipada: | 1.5 MHz |
| Iwọn Iṣiṣẹ ti o kere julọ: | -40 C |
| Iwọn Iṣiṣẹ ti o pọju: | + 125 C |
| jara: | ST1S09 |
| Iṣakojọpọ: | Reli |
| Iṣakojọpọ: | Teepu Ge |
| Iṣakojọpọ: | MouseReel |
| Brand: | STMicroelectronics |
| Iru ọja: | Yipada Foliteji Regulators |
| Opoiye Pack Factory: | 3000 |
| Ẹka: | PMIC - Power Management ICs |
| Iru: | Amuṣiṣẹpọ ẹtu eleto |
| Iwọn Ẹyọ: | 0,000744 iwon |
♠ 2 A, 1.5 MHz PWM olutọsọna iyipada igbesẹ-isalẹ pẹlu atunṣe amuṣiṣẹpọ
ST1S09 jẹ igbesẹ-isalẹ DC-DC oluyipada iṣapeye fun ṣiṣe agbara awọn ohun elo foliteji kekere.O pese lọwọlọwọ ju 2 A ju iwọn foliteji titẹ sii lati 2.7 V si 6 V.
Igbohunsafẹfẹ iyipada PWM giga kan (1.5 MHz) ngbanilaaye lilo awọn paati oke-oke kekere.
Pẹlupẹlu, niwọn bi o ti ṣepọ atunṣe amuṣiṣẹpọ amuṣiṣẹpọ ti a beere, nọmba awọn paati ita ti dinku si o kere ju: olupilẹṣẹ resistor, inductor ati awọn capacitors meji.AwọnPower Good iṣẹ continuously diigi o wu foliteji.Ohun-ìmọ sisan Power Good flag ti wa ni idasilẹ nigbati awọn wu foliteji ni laarin ilana.Ni afikun, a kekere o wu ripple niṣe iṣeduro nipasẹ ipo lọwọlọwọ PWM topology ati nipa lilo kekere ESR SMD capacitors seramiki.Ẹrọ naa ni aabo ni igbona ati lọwọlọwọ iṣelọpọ ni opin lati yago fun awọn ibajẹ nitorito lairotẹlẹ kukuru Circuit.ST1S09 wa ninu apo DFN6 (3 x 3 mm).
■ 1.5 MHz ti o wa titi ipo igbohunsafẹfẹ PWM pẹlu lọwọlọwọIṣakoso mode
■ 2 A o wu lọwọlọwọ agbara
■ Iṣe deede: > 90%
■ 2 % DC o wu foliteji ifarada
■ Awọn ẹya meji wa: agbara dara tabi dojuti
■ Iṣagbejade iṣọpọ lori-foliteji Idaabobo
■ Aiyipada quiescent lọwọlọwọ: (typ) 1.5 mAju iwọn otutu lọ
■ RDSON (iru) 100 mΩ
■ Nlo awọn capacitors kekere ati awọn inductor
■ Awọn iwọn otutu ipade ọna.-30 °C si 125 °C
■ Wa ni DFN6 (3 x 3 mm) paadi ti o han
