1A 40V內(nèi)置功率管LED恒流驅(qū)動(dòng)器

SR5116是一款連續(xù)電流模式的降壓恒流驅(qū)動(dòng)芯片。在輸入電壓高于LED電壓時(shí)，可以有效地用于驅(qū)動(dòng)一顆或多顆串聯(lián)LED。 SR5116輸入電壓范圍從6V到40V，輸出電流可調(diào)，最大可達(dá)1A。SR5116內(nèi)置功率開關(guān)和一個(gè)高端電流采樣電路，使用外部電阻設(shè)置LED平均電流，并通過VSET引腳接受模擬調(diào)光和PWM調(diào)光。 軟啟動(dòng)的時(shí)間可以通過在VSET腳與地之間增加一個(gè)外部電容來延長。當(dāng)VSET腳的電壓低于0.3V時(shí)，功率開關(guān)截止， 進(jìn)入極低工作電流的待機(jī)狀態(tài)。 采用SOT89-5封裝。 ·極少的外部元器件\r\n·寬輸入電壓范圍：從 6V ~ 40V\r\n·高達(dá) 1A 的恒電流輸出\r\n·單一管腳實(shí)現(xiàn)模擬調(diào)光和 PWM 調(diào)光\r\n·效率高達(dá)97.5%\r\n·最大 1MHz 開關(guān)頻率\r\n· LED 開路保護(hù)\r\n·2% 的輸出電流精度;

Shouding

首鼎

1A 4 0 V internal power tube LED constant current driver

文件：3.31889 Mbytes 頁數(shù)：4 Pages

SHOUDING

首鼎

Linear Systems replaces discontinued Siliconix SST5116

P-CHANNEL JFET This analog switch is designed for inverting switching into inverting input of an Operational Amplifier. The SOT-23 provides a low cost option and ease of manufacturing. FEATURES DIRECT REPLACEMENT FOR SILICONIX SST5116 LOW ON RESISTANCE rDS(on) ≤ 150Ω LOW CAPACITANCE

文件：277.91 Kbytes 頁數(shù)：1 Pages

MICROSS

868 MHz ASK/FSK Transmitter in 10-pin Package

Product Description Overview The TDK5116F is a single chip ASK/FSK transmitter for operation in the frequency band 866 ... 870 MHz. The IC offers a high level of integration and needs only a few external components. The device contains a fully integrated PLL synthesizer and a high efficiency

文件：752.62 Kbytes 頁數(shù)：36 Pages

INFINEON

英飛凌

5 CHANNELS VIDEO SWITCH

5 CHANNELS VIDEO SWITCH ■ EACH CHANNEL EXCEPT FAST BLANKING HAS 6dB GAIN ■ R, G, B AND VIDEO SIGNALS ARE CLAMPED TO THESAME REFERENCE VOLTAGEIN ORDER TO HAVE NO OUTPUT DIFFERENTIAL VOLTAGE WHEN SWITCHING ■ ALL INPUT LEVELS COMPATIBLE WITH NFC 92250 AND EN 50049 NORMS ■ 30MHz BAND WIDTH FOR R,

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STMICROELECTRONICS

意法半導(dǎo)體