CAT3604 datasheet(6/11 Pages) ONSEMI

6 / 11 page

CAT3604A

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 3. Efficiency vs. Input Voltage

(4 LEDs)

Figure 4. Efficiency vs. Total LED Current

(4 LEDs)

DISCHARGING BATTERY (V)

TOTAL LED CURRENT (mA)

3.0

3.2

3.4

3.6

3.8

4.0

4.2

100

200

150

100

Figure 5. LED Current vs. Input Voltage

Figure 6. LED Current vs. Temperature

INPUT VOLTAGE (V)

TEMPERATURE (°C)

4.2

4.0

3.8

3.6

3.4

3.2

3.0

125

−25

−50

14.0

14.5

15.0

15.5

16.0

Figure 7. Ground Current vs. Input Voltage

(1x Mode)

Figure 8. Ground Current vs. Temperature

(1x Mode)

INPUT VOLTAGE (V)

TEMPERATURE (°C)

4.2

4.0

3.8

3.6

3.4

3.2

3.0

0.1

0.2

0.3

0.4

0.5

100

−40

0.1

0.2

0.3

0.4

0.5

1x Mode

1.5x Mode

20 mA per LED

15 mA per LED

VIN = 4 V (1x Mode)

VIN = 3.2 V (1.5x Mode)

4 LEDs at 15 mA

Vin = 4 V

4 LEDs Off

1 LED at 20 mA

4 LEDs at 20 mA

4 LEDs at 15 mA

100

4 LEDs OFF

Rset = 500 kW

−20

CAT3604 Datasheet(PDF) 6 Page - ON Semiconductor

CAT3604 Datasheet(HTML) 6 Page - ON Semiconductor

Html Pages

1 2 3 4 5 6 7 8 9 10 11

Datasheet Download

Link URL