Datasheet > AS1332-BWLT

AS1332-BWLT

更新时间： 2022-12-27 17:49:42

品牌	Logo	应用领域
艾迈斯 - AMSCO		转换器放大器射频功率放大器
页数	文件大小	规格书
19页	1449K
描述
650mA, Step-Down DC-DC Converter for RF Power Amplifiers

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AS1332-BWLT 数据手册

AS1332

Datasheet - Typical Operating Characteristics

7 Typical Operating Characteristics

Circuit in Figure 31 on page 12, PVIN = VDD = EN = 3.6V, L = 3.3µH (LPS4018-332ML_), CIN = 10µF

(GRM21BR61C106KA01), COUT = 4.7µF (GRM32ER71H475KA88) unless otherwise noted;

Figure 3. IQ vs. VIN; VCON = 2V, FB = 0V, no switching

Figure 4. ISHDN vs. Temperature; VCON = 0V, EN = 0V

1.4

0.25

Vi n=2.7V

Vi n=3.6V

- 45°C

+ 25°C

1.2

Vi n=4.2V

+ 95°C

0.2

Vi n=5.5V

0.8

0.6

0.4

0.2

0.15

0.1

0.05

2.5

3.5

4.5

5.5

-40

-15

Supply Voltage (V)

Temperature (°C)

Figure 5. Switching Frequency Variation vs. Temp.

Figure 6. VOUT vs. VIN; VOUT = 1.3V

1.39

1.36

1.33

1.3

-1

1.27

Vin=2.7V

-2

Vin=3.6V

Vin=4.2V

Iout=50mA

1.24

-3

Iout=300mA

Iout=650mA

Vin=5.5V

-4

1.21

-40

-15

2.7

3.1

3.5

3.9

4.3

4.7

5.1

5.5

Temperature (°C)

Supply Voltage (V)

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