輸入特性Input             Min               Nom               Max               Notes

輸入電壓   Vdc

Input Voltage

4.5                                   5.5                For Vout＞2.5V

3.0                                   5.5                For Vout≤2.5V

輸入欠壓保護  Vdc

Input Under-voltage Lockout

                  2.05                2.15               Turn-on  Threshold

1.75               1.9                                   Turn-off  Threshold

最大輸入電流    A

Maximum Input Current

                                     7.6             Vout=3.3V @Vin=4.5V,Iout=10A

                                     8.8             Vout=2.5V @Vin=3V,Iout=10A

                                     7.1             Vout=2.0V @Vin=3V,Iout=10A

                                     6.5             Vout=1.8V @Vin=3V,Iout=10A

                                     5.4             Vout=1.5V @Vin=3V,Iout=10A

                                     4.3             Vout=1.2V @Vin=3V,Iout=10A

                                     3.7             Vout=1.0V @Vin=3V,Iout=10A

                                     2.9             Vout=0.75V @Vin=3V,Iout=10A

待機電流 mA

Input Stand-by Current

(Converter Disabled)

                   10                 Vin=5V

輸入空載電流   mA

Input No Load Current

                                     27                 Vout=3.3V

                                     27                 Vout=2.5V

                                     26                 Vout=2.0V

                                     26                 Vout=1.8V

                                     25                 Vout=1.5V

                                     22                 Vout=1.2V

                                     20                 Vout=1.0V

                                     18                 Vout=0.75V

輸出反串紋波電流   mA

Input Reflected-Ripple

 Current

15

輸出特性Output

輸出電壓精度(空載)  %

Setpoint Accuracy

±1.5%            No Load

電壓調節   V

TrimRange

0.75                                  3.63             

By Extrmal Resistor, See Trim Table 1

源效應    %

Line Regulation

                ±0.5                                  Full Resistive Load

負載效應   %

Load Regulation

                ±0.5                                  From No Load to Full Load

輸出電壓精度    %

Output Voltage Tolerance

                ±2

容性負載   μF

Maximum Capacitor Load

1000                                                                                                           Min ESR＞1mΩ

5000                                    Min ESR＞10mΩ

輸出電流    A

Output Current

0                                     10

輸出短保電流  A

Short-Circuit Current

3                  Short=10mΩ, continuous

過沖    mV

Load Transient Voltage

                  160

Co=100μF ceramic

+1μFceramic

恢復時間 μs

Setting Time

                  50                                     Vout＜10% peak deviation

效率  %

Efficiency

                  96                                     Vout=3.3V

95                                     Vout=2.5V

94                                     Vout=2.0V

93                                     Vout=1.8V

92                                     Vout=1.5V

90                                     Vout=1.2V

89                                     Vout=1.0V

86                                     Vout=0.75V

綜合特性General

工作環溫

Operating Ambient

 Temperature

-40℃                                +85℃

儲存溫度

Storage Temperature

-55℃                                +125℃

開關頻率

Switching Frequency

300KHz

總遙感補償  Vdc

Total Remote Sense

Compensation

                                     0.5

啟動延時時間   ms

Start-up Delay Time

2                                      Full Resistor Load

上升時間    ms

Rise Time

1.5                                     From 0.1Vo to 0.9Vo

遙控

Control

開啟

On

2.8                               6

CNT懸空或接+Vin

CNT open or connect to +Vin

關閉

Of f

-0.7                              0.4

CNT與-Vin相連

CNT connect to -Vin

MTBF

5×10⁶h                              Bellcore TR332，25℃

重量      g

Weight

                   7                                   

安全 

Safety

EN60950