CAT3604 datasheet(7/11 Pages) ONSEMI

Part #	CAT3604

Description	4-Channel Regulated Charge Pump White LED Driver TQFN-16 HV4 SUFFIX

PDF	11 Pages

Scroll/Zoom	100%

Manufacturer	ONSEMI [ON Semiconductor]

Direct Link	http://www.onsemi.com

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CAT3604

http://onsemi.com

TYPICAL CHARACTERISTICS

(VIN = 3.6 V, EN = VIN, CIN = COUT = 1 mF, RSET = 24 kW, TAMB = 25°C, unless otherwise specified.)

Figure 9. Ground Current vs. Input Voltage

(1.5x Mode)

Figure 10. Supply Current vs. Input Voltage

INPUT VOLTAGE (V)

4.2

4.0

3.8

3.6

3.4

3.2

3.0

4.2

4.0

3.6

3.2

3.0

100

Figure 11. Oscillator Frequency vs. Input

Voltage

Figure 12. Oscillator Frequency vs.

Temperature

INPUT VOLTAGE (V)

TEMPERATURE (°C)

4.2

4.0

3.8

3.6

3.4

3.2

3.0

0.90

0.95

1.00

1.05

1.10

100

−40

0.90

0.95

1.00

1.05

1.10

Figure 13. Output Resistance vs. Input Voltage

(1x Mode)

Figure 14. Output Resistance vs. Input Voltage

(1.5x Mode)

INPUT VOLTAGE (V)

4.2

4.0

3.8

3.6

3.4

3.2

3.0

4.2

4.0

3.8

3.6

3.4

3.2

3.0

VIN = 3.6 V

all LEDs open

4 LEDs at 15 mA

3.4

3.8

1.5x Mode

1x Mode

4 LEDs at 20 mA

−20

VIN = 3.6 V

4 LEDs at 15 mA

100 mA load

25 mA load

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