CAT3647HV3-GT2 CATALYST SEMICONDUCTOR, CAT3647HV3-GT2 Datasheet - Page 8

• Manufacturer Part Number: CAT3647HV3-GT2
• Description: IC, LED DRIVER, CHARGE PUMP, TQFN-16
• Manufacturer: CATALYST SEMICONDUCTOR

Specifications of CAT3647HV3-GT2

• Led Driver Application: LCD Display Backlight, Digital Still Cameras
• No. Of Outputs: 3
• 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

4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0
(V
IN
= 3.6 V, I
Figure 21. Foldback Current Limit
100
OUT
OUTPUT CURRENT (mA)
= 60 mA (3 LEDs at 20 mA), C
200
TYPICAL PERFORMANCE CHARACTERISTICS
1x Mode
300
Figure 23. Dimming Waveform
http://onsemi.com
IN
= C
OUT
400
8
= C
1
= C
40
30
20
10
0
2
0
= 1 mF, T
Figure 22. LED Current vs. LED Pin Voltage
50
AMB
= 25°C unless otherwise specified.)
LED PIN VOLTAGE (mV)
100
150
200
250
300