| 型號 | 下載 訂購 | 功能描述 | 制造商 上傳企業(yè) | LOGO |
|---|---|---|---|---|
LM2840 | LM284x SIMPLE SWITCHER? 4.5-V to 42-V Input, 0.1-, 0.3-, or 0.6-A Output Step-Down DC/DC Regulator in Thin SOT 1 Features 1? Input voltage 4.5 V to 42 V ? Output current options of 100 mA, 300 mA, and 600 mA ? Feedback pin voltage of 0.765 V ? 550-kHz (X) or 1.25-MHz (Y) switching frequency ? Low shutdown IQ: 16-μA typical ? Short-circuit protected ? Internally compensated ? Soft-start circuitry 文件:765.4 Kbytes 頁數(shù):28 Pages | TI 德州儀器 | TI | |
LM2840 | LM284x-Q1 Automotive SIMPLE SWITCHER? 4.5-V to 42-V Input, 0.1-, 0.3-, or 0.6-A Output Step-Down DC/DC Regulator in Thin SOT 1 Features 1? AEC-Q100-qualified for automotive applications: – Temperature grade 1: –40°C to +125°C, TA ? Input voltage 4.5 V to 42 V ? Output current options of 100 mA, 300 mA, and 600 mA ? Feedback pin voltage of 0.765 V ? 550-kHz (X) or 1.25-MHz (Y) switching frequency ? Low shutdown I 文件:766.49 Kbytes 頁數(shù):28 Pages | TI 德州儀器 | TI | |
LM2840 | Input Step-Down DC/DC Regulator in Thin SOT 文件:848.86 Kbytes 頁數(shù):20 Pages | TI 德州儀器 | TI | |
LM2840 | 100/300/600 mA 42V Input Step-Down DC/DC Regulator in Thin SOT-23 文件:271.19 Kbytes 頁數(shù):15 Pages | TI 德州儀器 | TI | |
LM2840 | 采用超薄 SOT-23 封裝的 SIMPLE SWITCHER? 42V 100mA 降壓直流/直流穩(wěn)壓器 LM284x SIMPLE SWITCHER?器件是 PWM 直流/直流降壓穩(wěn)壓器。該器件具有 4.5V 至 42V 的輸入范圍,適合各種 應(yīng)用(例如,從非穩(wěn)壓源進(jìn)行電源調(diào)節(jié))。它們具有低 RDSON(典型值 0.9?)內(nèi)部開關(guān),可實(shí)現(xiàn)最大效率(典型值 85%)。此外,它們還具有 550kHz(X 選項(xiàng))和 1.25MHz(Y 選項(xiàng))的固定工作頻率,可在保證低輸出電壓紋波的同時(shí)支持小型外部組件。可通過結(jié)合使用關(guān)斷 (SHDN) 引腳和外部 RC 電路來執(zhí)行軟啟動,從而方便用戶根據(jù)特定應(yīng)用調(diào)整軟啟動時(shí)間。\n\n經(jīng)過優(yōu)化后,LM2840 的負(fù)載電流高達(dá) 100mA,LM2841 的負(fù)載電 ? 4.5V 至 42V 輸入電壓\n? 100mA、300mA 和 600mA 輸出電流選項(xiàng)\n? 0.765V 反饋引腳電壓\n? 550kHz (X) 或 1.25MHz (Y) 開關(guān)頻率\n? 低關(guān)斷 IQ:16μA 典型值\n? 短路保護(hù)\n? 內(nèi)部補(bǔ)償\n? 軟啟動電路\n? 小型總體解決方案尺寸(SOT-6L 封裝)\n? 使用 LM2840(或 LM2841/42)并借助 WEBENCH? 電源設(shè)計(jì)器進(jìn)行定制設(shè)計(jì); | TI 德州儀器 | TI | |
LM284x SIMPLE SWITCHER? 4.5-V to 42-V Input, 0.1-, 0.3-, or 0.6-A Output Step-Down DC/DC Regulator in Thin SOT 1 Features 1? Input voltage 4.5 V to 42 V ? Output current options of 100 mA, 300 mA, and 600 mA ? Feedback pin voltage of 0.765 V ? 550-kHz (X) or 1.25-MHz (Y) switching frequency ? Low shutdown IQ: 16-μA typical ? Short-circuit protected ? Internally compensated ? Soft-start circuitry 文件:765.4 Kbytes 頁數(shù):28 Pages | TI 德州儀器 | TI | ||
LM284x-Q1 Automotive SIMPLE SWITCHER? 4.5-V to 42-V Input, 0.1-, 0.3-, or 0.6-A Output Step-Down DC/DC Regulator in Thin SOT 1 Features 1? AEC-Q100-qualified for automotive applications: – Temperature grade 1: –40°C to +125°C, TA ? Input voltage 4.5 V to 42 V ? Output current options of 100 mA, 300 mA, and 600 mA ? Feedback pin voltage of 0.765 V ? 550-kHz (X) or 1.25-MHz (Y) switching frequency ? Low shutdown I 文件:766.49 Kbytes 頁數(shù):28 Pages | TI 德州儀器 | TI | ||
絲印:SE8B;Package:SOT-23-THIN;LM284x SIMPLE SWITCHER? 4.5-V to 42-V Input, 0.1-, 0.3-, or 0.6-A Output Step-Down DC/DC Regulator in Thin SOT 1 Features 1? Input voltage 4.5 V to 42 V ? Output current options of 100 mA, 300 mA, and 600 mA ? Feedback pin voltage of 0.765 V ? 550-kHz (X) or 1.25-MHz (Y) switching frequency ? Low shutdown IQ: 16-μA typical ? Short-circuit protected ? Internally compensated ? Soft-start circuitry 文件:765.4 Kbytes 頁數(shù):28 Pages | TI 德州儀器 | TI | ||
絲?。?a target="_blank" title="Marking" href="/se8b/marking.html">SE8B;Package:SOT-23-THIN;LM284x SIMPLE SWITCHER? 4.5-V to 42-V Input, 0.1-, 0.3-, or 0.6-A Output Step-Down DC/DC Regulator in Thin SOT 1 Features 1? Input voltage 4.5 V to 42 V ? Output current options of 100 mA, 300 mA, and 600 mA ? Feedback pin voltage of 0.765 V ? 550-kHz (X) or 1.25-MHz (Y) switching frequency ? Low shutdown IQ: 16-μA typical ? Short-circuit protected ? Internally compensated ? Soft-start circuitry 文件:765.4 Kbytes 頁數(shù):28 Pages | TI 德州儀器 | TI | ||
絲印:SE8B;Package:SOT-23-THIN;LM284x SIMPLE SWITCHER? 4.5-V to 42-V Input, 0.1-, 0.3-, or 0.6-A Output Step-Down DC/DC Regulator in Thin SOT 1 Features 1? Input voltage 4.5 V to 42 V ? Output current options of 100 mA, 300 mA, and 600 mA ? Feedback pin voltage of 0.765 V ? 550-kHz (X) or 1.25-MHz (Y) switching frequency ? Low shutdown IQ: 16-μA typical ? Short-circuit protected ? Internally compensated ? Soft-start circuitry 文件:765.4 Kbytes 頁數(shù):28 Pages | TI 德州儀器 | TI |
技術(shù)參數(shù)
- Vin (Max) (V):
42
- Vout (Min) (V):
0.765
- Vout (Max) (V):
34
- Iout (Max) (A):
0.1
- Iq (Typ) (uA):
1300
- Switching frequency (Min) (kHz):
950
- Switching frequency (Max) (kHz):
1500
- Features:
Enable
- Operating temperature range (C):
-40 to 125
- Rating:
Catalog
- Regulated outputs (#):
1
| 供應(yīng)商 | 型號 | 品牌 | 批號 | 封裝 | 庫存 | 備注 | 價(jià)格 |
|---|---|---|---|---|---|---|---|
TI德州儀器 |
22+ |
24000 |
原裝正品現(xiàn)貨,實(shí)單可談,量大價(jià)優(yōu) |
詢價(jià) | |||
TI/德州 |
2018+ |
Controller |
32500 |
德州代理承諾銷售原裝正品公司可開正規(guī)17%增值稅票 |
詢價(jià) | ||
TI |
24+ |
SOT23-6 |
5000 |
全現(xiàn)原裝公司現(xiàn)貨 |
詢價(jià) | ||
TI |
24+ |
SMD |
85450 |
TI一級代理商原裝進(jìn)口現(xiàn)貨 |
詢價(jià) | ||
TI |
23+ |
SOT6 |
8650 |
受權(quán)代理!全新原裝現(xiàn)貨特價(jià)熱賣! |
詢價(jià) | ||
NSC/TI |
25+23+ |
SOT23-6 |
44489 |
絕對原裝正品現(xiàn)貨,全新深圳原裝進(jìn)口現(xiàn)貨 |
詢價(jià) | ||
TI |
三年內(nèi) |
1983 |
只做原裝正品 |
詢價(jià) | |||
TI |
16+ |
SOT-23-THIN |
10000 |
原裝正品 |
詢價(jià) | ||
TI |
24+ |
TSOT-6 |
66800 |
原廠授權(quán)一級代理,專注汽車、醫(yī)療、工業(yè)、新能源! |
詢價(jià) | ||
TI |
20+ |
NA |
53650 |
TI原裝主營-可開原型號增稅票 |
詢價(jià) |
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