LED

文件：703.25 Kbytes 頁(yè)數(shù)：10 Pages

TITAN

天微電子

12 - channel LED drive control special circuit

文件：593.66 Kbytes 頁(yè)數(shù)：11 Pages

PTHShenzhen Putianhe Technology Co., Ltd

普天和深圳市普天和科技公司

LED裝飾驅(qū)動(dòng)芯片

TM1812是12通道LED（發(fā)光二極管）驅(qū)動(dòng)控制專用電路，內(nèi)部集成有MCU 數(shù)字接口、數(shù)據(jù)鎖存器、LED 高壓驅(qū)動(dòng)等電路。通過外圍MCU控制實(shí)現(xiàn)該芯片的單獨(dú)輝度、級(jí)聯(lián)控制實(shí)現(xiàn)戶外大屏、護(hù)欄管、幻彩燈條的彩色點(diǎn)陣發(fā)光控制。本產(chǎn)品性能優(yōu)良、質(zhì)量可靠。 \n? 采用高壓功率CMOS工藝\n? 輸出端口耐壓30V\n? VDD內(nèi)部集成5V穩(wěn)壓管\n? 芯片VDD外接串聯(lián)電阻，電壓支持6～24V輸入\n? 輝度調(diào)節(jié)電路,256級(jí)輝度可調(diào),低亮度時(shí)等效1024級(jí)\n? 單線串行級(jí)聯(lián)接口\n? 振蕩方式：內(nèi)置RC振蕩并根據(jù)數(shù)據(jù)線上信號(hào)進(jìn)行時(shí)鐘同步，在接收完本單元的數(shù)據(jù)后能自動(dòng)將后續(xù)數(shù)據(jù)整形后通過數(shù)據(jù)輸出端發(fā)送至下級(jí),信號(hào)不隨級(jí)聯(lián)變遠(yuǎn)而出現(xiàn)失真或衰減\n? 內(nèi)置上電復(fù)位電路\n? PWM控制端能夠?qū)崿F(xiàn)256級(jí)調(diào)節(jié)，掃描頻率不低于400Hz\n? 能通過一根信號(hào)線完成數(shù)據(jù)的接收與解碼\n? 當(dāng)刷新速率為30幀/s時(shí)，級(jí)聯(lián)點(diǎn)數(shù)不小于1;

TM

天微

30-V, 500-kHz, High-Precision, Low-Power, Zero-Drift Op Amps

Features ? Supply Voltage: 4 V to 30 V ? Low Power: 55 μA at 25°C (Typ) ? Low Offset Voltage: ±8 μV at 25°C (Max) ? Zero Drift: ±0.01 μV/°C ? Rail-to-Rail Output ? Gain-Bandwidth Product: 500 kHz ? Slew Rate: 0.3 V/μs Applications ? Battery Test System ? Sensor Interface ? Instrumentati

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3PEAK

思瑞浦

OFF-LINE SWITCH MODE TRANSFORMERS

GENERAL APPLICATION INFORMATION Premier Magnetics Off-Line Switch Mode Transformers have been designed for use with Power Integrations, Inc. TOPXXX series of off-line PWM switching regulators in the Flyback Buck-Boost circuit configuration. This conversion topology can provide isolated multiple o

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PMI

(V)TX Series:(Voltage-Controlled) Temperature Compensation Crystal Oscillators 1.000 - 150.000MHz

文件：275.32 Kbytes 頁(yè)數(shù)：1 Pages

YIC

裕中