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參數資料
| 型號： | LM2575T-3.3 |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | Precision Chopper-Stabilized Advanced LinCMOS(TM) Operational Amplifier 14-CDIP -55 to 125 |
| 中文描述： | 3.2 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, PSFM5 |
| 封裝： | TO-220, 5 PIN |
| 文件頁數： | 6/12頁 |
| 文件大?。?/td> | 195K |
| 代理商： | LM2575T-3.3 |
www.ti.com
TYPICAL OPERATING CHARACTERISTICS
T
A
= 25
°
C (unless otherwise noted)
LM2575
1-A SIMPLE STEP-DOWN SWITCHING VOLTAGE REGULATOR
SLVS569D–JANUARY 2005–REVISED JULY 2005
GRAPH PREVIEWS
Figure 2. Normalized Output Voltage
Figure 3. Line Regulation
Figure 4. Dropout Voltage
Figure 5. Current Limit
Figure 6. Quiescent Current
Figure 7. Standby Quiescent Current
Figure 9. Quiescent Current vs Duty Cycle
Figure 0. Oscillator Frequency
Figure 10. Switch Saturation Voltage
Figure 11. Efficiency
Figure 12. Minimum Operating Voltage (Adjustable Version)
Figure 13. Feedback Voltage vs Duty Cycle
Figure 14. Feedback Pin Current (Adjustable Version)
Figure 15. Switching Waveforms
Figure 16. Load Transient Response
6
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相關代理商/技術參數 |
參數描述 |
|---|---|
| LM2575T33 | 制造商:Texas Instruments 功能描述:SWITCHING REG 1A 3.3V 2575 TO-220 |
| LM2575T5 | 制造商:Semtech Corporation 功能描述:Swithed-Mode Power Supply Controller, Voltage Mode Type, Bi-Polar, 5 Pin, Plastic, SIP |
| LM2575T-5 | 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:EASY SWITCHERE⑩ 1.0 A STEP-DOWN VOLTAGE REGULATOR |
| LM2575T-5.0 | 功能描述:直流/直流開關轉換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數量:2 最大工作溫度:+ 85 C 安裝風格:SMD/SMT |
| LM2575T-5.0/LB01 | 制造商:Texas Instruments 功能描述: |
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