TPS62902RPJR Masu Canjin Wutar Lantarki 3-V zuwa 17-V, 2-A, babban inganci da ƙaramin IQ buck Converter 1.5-mm 2-mm QFN kunshin
♠ Bayanin samfur
| Siffar Samfur | Siffar Darajar |
| Mai ƙira: | Texas Instruments |
| Rukunin samfur: | Masu Canza Wutar Lantarki |
| RoHS: | Cikakkun bayanai |
| Salon hawa: | SMD/SMT |
| Kunshin/Kasuwa: | VQFN-HR-9 |
| Topology: | Baka |
| Fitar Wutar Lantarki: | 400mV zuwa 5.5V |
| Fitowar Yanzu: | 2 A |
| Adadin abubuwan da aka fitar: | 1 Fitowa |
| Input Voltage, Min: | 3 V |
| Input Voltage, Max: | 17 V |
| A halin yanzu: | 8mA ku |
| Mitar Canjawa: | 1 MHz, 2.5 MHz |
| Mafi ƙarancin zafin aiki: | -40 C |
| Matsakaicin Yanayin Aiki: | + 150 C |
| Jerin: | Saukewa: TPS62902 |
| Marufi: | Karfe |
| Marufi: | Yanke Tef |
| Alamar: | Texas Instruments |
| Input Voltage: | 3 zuwa 17 V |
| Danshi Mai Hankali: | Ee |
| Nau'in Samfur: | Masu Canza Wutar Lantarki |
| Rufewa: | Rufewa |
| Yawan Kunshin Masana'anta: | 3000 |
| Rukuni: | PMIC - Gudanar da wutar lantarki ICs |
| Samar da Wutar Lantarki - Min: | 3 V |
| Nau'in: | Buck Converter |
♠ TPS62902, 3-V zuwa 17-V, Babban Haɓaka da Mutun IQ Buck a cikin Kunshin QFN 1.5-mm × 2-mm
TPS62902 ingantaccen aiki ne, ƙarami, kuma mai sassauƙa na daidaita matakin-saukar DC-DC mai sauƙin amfani.Mitar sauyawa mai zaɓi na 2.5 MHz ko 1.0 MHz yana ba da damar amfani da ƙananan inductor kuma yana ba da amsa mai sauri.Na'urar tana goyan bayan babban daidaiton VOUT na ± 1% tare da DCS-Control topology.Faɗin ƙarfin shigar da wutar lantarki na 3-V zuwa 17-V yana goyan bayan nau'ikan abubuwan da ba a sani ba, kamar ginshiƙan samar da wutar lantarki na 12-V, tantanin halitta ko multi-cell Li-Ion, da 5-V ko 3.3-V dogo.
TPS62902 na iya shigar da yanayin adana wuta ta atomatik (idan an zaɓi auto PFM/PWM) a nauyin nauyi don kula da babban inganci.Bugu da ƙari, don samar da ingantaccen aiki a ƙananan kaya, na'urar tana da ƙarancin ƙarancin halin yanzu na 4 µA.AEE, idan an kunna shi, yana ba da ingantaccen aiki a cikin VIN, VOUT, da ɗaukar nauyi na yanzu.Na'urar ta haɗa da shigarwar S-CONF/MODE don saita mai rabawa na ciki/ waje, mitar sauyawa, fitarwar wutar lantarki, da yanayin adana wutar lantarki ta atomatik ko aikin PWM.
Ana samun na'urar a cikin ƙaramin fakitin VQFN mai lamba 9 mai auna 1.50 mm × 2.00 mm tare da farar 0.5-mm.
• Babban inganci don zagayowar aiki mai faɗi da kewayon kaya
- IQ: 4 µA na yau da kullun
- Mitar sauyawa mai zaɓi na 2.5 MHz da 1.0 MHz
- RDS (ON): 62-mΩ babban gefe, 22-mΩ ƙananan gefe
- Haɓakawa ta atomatik (AEE)
• Karamin 1.5-mm × 2.0-mm VQFN kunshin tare da 0.5- mm farar
• Har zuwa 2-A ci gaba da fitarwa na halin yanzu
• ± 0.9% amsa daidaitattun ƙarfin lantarki a cikin yanayin zafi (-40°C zuwa 150°C)
Zaɓuɓɓukan wutar lantarki masu daidaitawa:
- Rarraba na waje na VFB: 0.6 V zuwa 5.5 V
- Rarraba na ciki na VSET: zaɓuɓɓuka 16 tsakanin 0.4 V da 5.5 V
• DCS-Control™ topology tare da yanayin 100%.
• Mai sauƙin sassauƙa da sauƙin amfani
– Ingantattun pinout don tuƙi mai layi ɗaya
– Madaidaicin shigar da kunnawa
- Tilas PWM ko yanayin ajiye wutar lantarki ta atomatik
– Power kyau fitarwa
– Zaɓaɓɓen fitarwa mai aiki
– Daidaitacce farawa mai laushi da bin sawu
• Babu capacitor na bootstrap na waje da ake buƙata
• Ƙirƙirar ƙira ta al'ada ta amfani da TPS62902 ta amfani da WEBENCH® Power Designer
• Factory aiki da kai da sarrafawa
• Gina sarrafa kansa
• Cibiyar bayanai da sarrafa kwamfuta
• Tsarukan tafiyar da motoci
• Isar da wutar lantarki
• PC da littattafan rubutu
