CAT3604VHV4-GT2 CATALYST SEMICONDUCTOR, CAT3604VHV4-GT2 Datasheet - Page 12

• Manufacturer Part Number: CAT3604VHV4-GT2
• Description: IC, LED DRIVER, CHARGE PUMP, TQFN-16
• Manufacturer: CATALYST SEMICONDUCTOR

Specifications of CAT3604VHV4-GT2

• Led Driver Application: LCD Display Backlight, Digital Still Cameras
• No. Of Outputs: 4
• Output Current: 30mA
• Output Voltage: 7V
• Input Voltage: 2.5V To 5.5V
• Topology: Charge Pump
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

100
80
60
40
20
0
0
Figure 33. Dimming Linearity, PWM at 500 Hz
(V
Figure 31. 300 Hz PWM Waveform (1x Mode)
IN
= 3.6 V, I
Figure 29. 10 kHz PWM Waveform
1x Mode
VIN = 4 V
20
OUT
DUTY CYCLE (%)
= 80 mA (4 LEDs at 20 mA), C
1.33x Mode
VIN = 3.5 V
40
(1x Mode)
TYPICAL PERFORMANCE CHARACTERISTICS
60
80
http://onsemi.com
IN
= C
100
OUT
12
= C
1
= C
100
100
80
60
40
20
80
60
40
20
0
0
2
0
0
= 1 mF, T
Figure 32. Dimming Linearity, PWM at 200 Hz
Figure 34. Dimming Linearity, PWM at 30 kHz
1x Mode
VIN = 4 V
1x Mode
VIN = 4 V
Figure 30. 10 kHz PWM Waveform
AMB
20
20
= 25°C unless otherwise specified.)
1.33x Mode
VIN = 3.5 V
1.33x Mode
VIN = 3.5 V
DUTY CYCLE (%)
DUTY CYCLE (%)
(1.33x Mode)
40
40
60
60
80
80
100
100