零件型號 | 下載 訂購 | 功能描述 | 制造商 上傳企業(yè) | LOGO |
---|---|---|---|---|
LM3414HV | 65V 60W 共陽極恒流降壓 LED 驅(qū)動器,無需外部電流感應(yīng)資源; ? Supports LED Power up to 60 W\n: 18x 3-W HBLEDs\n? RequiresNo External Current Sensing Resistor\n? ±3% LED Current Accuracy\n? Up to 96% Efficiency\n? High Contrast Ratio (Minimum Dimming Current Pulse Width 1000 mA\n? Support Analog Dimming and Thermal Fold-Back\n? Wide Input Voltage Range: \n? 4.5 V to 42 V (LM3414)\n? 4.5 V to 65 V (LM3414HV)\n \n? Constant Switching Frequency Adjustable from 250 kHz to 1000 kHz\n? Thermal Shutdown Protection\n? Power Enhanced SOIC-8 or 3 mm × 3 mm WSON-8 Package; The LM3414 and LM3414HV are 1-A 60-W\n\n common anode-capable constant current buck LED drivers. They are suitable for driving single string of 3-W HBLED with up to 96% efficiency. They accept input voltages from 4.5 VDC to 65 VDC and deliver up to 1-A average LED current with ±3% accuracy. The integrated low-side N-channel power MOSFET and current sensing element realize simple and low component count circuitry, as no bootstrapping capacitor and external current-sensing resistor are required. An external small-signal resistor to ground provides very fine LED current adjustment, analog dimming, and thermal fold-back functions.\n\n Constant switching frequency operation eases EMI. No external loop compensation network is needed. The proprietary Pulse-Level-Modulation (PLM) control method benefits in high conversion efficiency and true average LED current regulation. Fast response time realizes fine LED current pulse fulfilling the 240 Hz 256-step dimming resolution requirement for general lighting.\n\n The LM3414 and LM3414HV are available in SOIC-8 and 3 mm × 3 mm WSON-8 packages. | TITexas Instruments 德州儀器美國德州儀器公司 | TI | |
LM3414HV | 1A 65V LED Driver Evaluation Board Switching frequency: 500 kHz | NSCNational Semiconductor (TI) 美國國家半導(dǎo)體美國國家半導(dǎo)體公司 | NSC | |
LM3414HV | 1A 60W* Common Anode Capable Constant Current Buck LED Driver Requires No External Current Sensing Resistor | NSCNational Semiconductor (TI) 美國國家半導(dǎo)體美國國家半導(dǎo)體公司 | NSC | |
LM3414HV | 1A 60W Common Anode Capable Constant Current Buck LED Driver Requires No | TITexas Instruments 德州儀器美國德州儀器公司 | TI | |
LM3414HV | 1A 65V LED Driver Evaluation Board | TI1Texas Instruments 德州儀器美國德州儀器公司 | TI1 | |
1A 60W* Common Anode Capable Constant Current Buck LED Driver Requires No External Current Sensing Resistor | NSCNational Semiconductor (TI) 美國國家半導(dǎo)體美國國家半導(dǎo)體公司 | NSC | ||
Common Anode-Capable Constant Current Buck LED Driver | TI1Texas Instruments 德州儀器美國德州儀器公司 | TI1 | ||
1A 60W Common Anode Capable Constant Current Buck LED Driver Requires No | TITexas Instruments 德州儀器美國德州儀器公司 | TI | ||
60-W Common Anode-Capable Constant Current Buck LED Driver Requires No External Current Sensing Resistor | TI1Texas Instruments 德州儀器美國德州儀器公司 | TI1 | ||
60-W Common Anode-Capable Constant Current Buck LED Driver Requires No External Current Sensing Resistor | TI1Texas Instruments 德州儀器美國德州儀器公司 | TI1 |
技術(shù)參數(shù)
- Topology:
Buck
- Vin (Min) (V):
4.5
- Vin (Max) (V):
65
- Iout (Max) (A):
1
- Iq (Typ) (mA):
3.3
- Features:
Adjustable Switch Frequency
- Operating temperature range (C):
-40 to 125
- Dimming method:
Analog
供應(yīng)商 | 型號 | 品牌 | 批號 | 封裝 | 庫存 | 備注 | 價(jià)格 |
---|---|---|---|---|---|---|---|
TI(德州儀器) |
24+ |
標(biāo)準(zhǔn)封裝 |
7052 |
原廠直銷,大量現(xiàn)貨庫存,交期快。價(jià)格優(yōu),支持賬期 |
詢價(jià) | ||
NSC |
12 |
PSOP8 |
6000 |
原裝正品現(xiàn)貨 |
詢價(jià) | ||
TI |
24+ |
SO PowerPAD|8 |
70230 |
免費(fèi)送樣原盒原包現(xiàn)貨一手渠道聯(lián)系 |
詢價(jià) | ||
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/NS |
2018+ |
SOP8 |
65320 |
原裝正品代理分銷公司可開17%增值稅票假一賠十 |
詢價(jià) | ||
TI/NSC |
PSOP |
10000 |
正品原裝--自家現(xiàn)貨-實(shí)單可談 |
詢價(jià) | |||
NS |
25+ |
PSOP-8 |
3600 |
全新原裝進(jìn)口,公司現(xiàn)貨! |
詢價(jià) | ||
NS |
2016+ |
SOP8 |
2500 |
只做原裝,假一罰十,公司可開17%增值稅發(fā)票! |
詢價(jià) | ||
TI |
24+ |
SO8 |
4652 |
公司原廠原裝現(xiàn)貨假一罰十!特價(jià)出售!強(qiáng)勢庫存! |
詢價(jià) | ||
TI |
2020+ |
SOP-8 |
96 |
百分百原裝正品 真實(shí)公司現(xiàn)貨庫存 本公司只做原裝 可 |
詢價(jià) |
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