AS1341 データシートの表示（PDF） - austriamicrosystems AG

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AS1341

650mA, Ultra low Ripple Step Down DC/DC Converter

austriamicrosystems AG 

AS1341

Datasheet - Typical Operating Characteristics

Figure 15. Load Regulation, VOUT vs. IOUT;

VIN = 12V, VOUT = 5V

5.15

5.1

5.05

5

4.95

ILIMIT = high

ILIMIT = low

4.9

4.85

0

100 200 300 400 500 600

Output Current (mA)

Figure 17. Line Transient Response; IOUT = 500mA

Figure 16. Load Regulation, VOUT vs. IOUT;

VIN = 12V, VOUT = 3.3V

3.4

3.35

3.3

3.25

ILIIMLIMTI=T h=ighhigh

ILIMIT = low

ILIMIT = low

3.2

0

100 200 300 400 500 600

Output Current (mA)

Figure 18. Load Transient Response

15V

10V

200µs/Div

10µs/Div

500mA

10mA

Figure 19. LX Waveform; VIN = 20V, IOUT = 500mA

Figure 20. Startup Waveform; RLOAD = 100Ω

2µs/Div

www.ams.com/DC-DC_Step-Up/AS1341

Revision 1.09

100µs/Div

5V

0V

7 - 18

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