AS1332 datasheet(11/20 Pages) AMSCO

tên linh kiện	AS1332

Giải thích chi tiết về linh kiện	650mA, Step-Down DC-DC Converter for RF Power Amplifiers

PDF	20 Pages

Scroll/Zoom	100%

nhà sản xuất	AMSCO [ams AG]

Trang chủ	http://www.ams.com

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11 / 20 page

www.austriamicrosystems.com/DC-DC_Step-Down/AS1332

Revision 1.02

10 - 19

AS1332

Datasheet - Ty p i c a l O p e r a t i n g C h a r a c t e r i s t i c s

Figure 24. RDSON (N-Chanel) vs. Temp.; ISW=-200mA

Figure 25. EN High Threshold vs. VIN

100

150

200

250

300

350

-40

-15

Temperature (°C)

Vi n=2.7V

Vi n=3.6V

Vi n=5.5V

0.7

0.8

0.9

1.1

1.2

2.7

3.1

3.5

3.9

4.3

4.7

5.1

5.5

Supply Voltage (V)

- 45°C

+25°C

+90°C

Figure 26. VCON Threshold min vs. VIN

Figure 27. VCON Threshold max vs. VIN

0.5

0.502

0.504

0.506

0.508

0.51

0.512

0.514

0.516

0.518

0.52

2.7

3.1

3.5

3.9

4.3

4.7

5.1

5.5

Supply Voltage (V)

- 45°C

+25°C

+90°C

1.25

1.252

1.254

1.256

1.258

1.26

1.262

1.264

1.266

1.268

1.27

2.7

3.1

3.5

3.9

4.3

4.7

5.1

5.5

Supply Voltage (V)

-45°C

+25°C

+90°C

Figure 28. VFB min vs. VIN; VCON = 0.4V, RLOAD = 10

Figure 29. VFB max vs. VIN; VCON = 0.4V, RLOAD=10

1.21

1.24

1.27

1.3

1.33

1.36

1.39

2.7

3.1

3.5

3.9

4.3

4.7

5.1

5.5

Supply Voltage (V)

- 45°C

+25°C

+90°C

3.1

3.12

3.14

3.16

3.18

3.2

33.544.555.5

Supply Voltage (V)

- 45°C

+25°C

+90°C

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