7

Date: 05/25/04

SP6690 Micro Power Boost Regualtor, Series White LED Driver

© Copyright 2004 Sipex Corporation

0

5

10

15

20

25

1.2

1.8

2.4

3

3.6

4.2

4.8

5.4

Input Voltage (V)

Tamb=-25C

Tamb=25C

Tamb=85C

0

2

4

6

8

10

1.2

1.8

2.4

3

3.6

4.2

4.8

5.4

Input Voltage (V)

0

100

200

300

400

500

600

1.2

1.8

2.4

3

3.6

4.2

4.8

5.4

Input Voltage (V)

0

50

100

150

200

250

300

350

400

-30

-10

10

30

50

70

90

Temperature (°C)

1.20

1.21

1.22

1.23

1.24

1.25

-30

-10

10

30

50

70

90

Temperature (°C)

0

4

8

12

16

20

020

40

6080

100

PWM Duty Cycle (%)

PERFORMANCE CHARACTERISTICS: Continued

Figure 17. Feedback Voltage vs. Temperature

Standard 4x20mA WLED Evaluation Board, PWM

Frequency 100Hz)