CL2 데이터 시트보기 (PDF) - Microchip Technology

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CL2

Simple 90V, 20mA, Temperature Compensated, Constant-Current LED Driver IC

Microchip Technology 

CL2

3.0 FUNCTIONAL DESCRIPTION

Figure 3-1 provides the Functional Circuit diagram and

its equivalent block diagram for CL2. Performance

information is available in Figure 3-2 and Figure 3-3.

Figure 3-4 and Figure 3-5 provide example schemat-

ics.

VA

VA

Control Circuit

and Temperature

Compensation

20mA

±10%

VB

VB

Functional Circuit Diagram

Equivalent Block Diagram

FIGURE 3-1:

Functional Circuit Diagram and Equivalent Block Diagram

1.03

1.02

5.0V

45V

1.01

90V

1.00

0.99

0.98

-55

-35

-15

5

25

45

65

85

105

125

145

Temperature (°C)

FIGURE 3-2:

Temperature Characteristics

 2015 Microchip Technology Inc.

DS20005448A-page 5

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