Datasheet > CAT4004A_11

CAT4004A_11

更新时间： 2024-01-22 20:28:55

品牌	Logo	应用领域
安森美 - ONSEMI		/
页数	文件大小	规格书
11页	165K
描述
Constant Current LED Driver

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中文翻译

获取价格

数据手册

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CAT4004A_11 数据手册

CAT4002A, CAT4004A

TYPICAL PERFORMANCE CHARACTERISTICS

(CAT4002A, V = 4 V, V = 3.3 V, I

= 50 mA (2 LEDs at 25 mA), C = 1 mF, T

= 25°C unless otherwise specified.)

OUT

AMB

2.0

1.6

1.2

0.8

1.4

1.2

1.0

0.8

0.6

0.4

5.5

2.5

3.0

3.5

4.0

4.5

5.0

5.5

RSET (kW)

INPUT VOLTAGE (V)

Figure 3. Quiescent Current vs. RSET Input

Voltage

Figure 4. Quiescent Current vs. Input Voltage

(Full Load)

1.0

0.8

0.6

0.4

0.2

−0.2

−0.4

−0.6

−2

−4

−6

−0.8

−1.0

−8

−10

2.5

3.0

3.5

4.0

4.5

5.0

−40

120

INPUT VOLTAGE (V)

TEMPERATURE (°C)

Figure 5. LED Current Change vs. Input

Voltage

Figure 6. LED Current Change vs.

Temperature

1.4

1.2

1.0

0.8

25°C

−40°C

80°C

0.6

0.4

2.0

2.5

3.0

3.5

4.0

4.5

5.0

100

INPUT VOLTAGE (V)

RSET (kW)

Figure 7. EN/DIM High Threshold vs. Input

Voltage

Figure 8. LED Current vs. RSET Resistor

http://onsemi.com

1 2 345 6 7...11

中文翻译

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