CAT3604VHV4-GT2 CATALYST SEMICONDUCTOR, CAT3604VHV4-GT2 Datasheet - Page 6

• 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
1.3
1.2
1.1
1.0
0.9
0.8
0.7
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
10
0
1
−40
0
1
(V
Figure 13. LED Current vs. RSET Resistance
IN
= 3.6 V, I
Figure 9. Switching Frequency vs.
Figure 11. Foldback Current Limit
100
0
OUT
OUTPUT CURRENT (mA)
RSET RESISTANCE (kW)
TEMPERATURE (°C)
= 80 mA (4 LEDs at 20 mA), C
1.33x, 2x Mode
Temperature
1.5x Mode
200
40
10
TYPICAL PERFORMANCE CHARACTERISTICS
1x Mode
300
80
http://onsemi.com
IN
= C
120
400
100
OUT
6
= C
1
= C
12
10
40
30
20
10
8
6
4
2
0
0
2
2.0
= 1 mF, T
Figure 10. Output Resistance vs. Input Voltage
0
Figure 12. LED Current vs. LED Pin Voltage
2.5
Figure 14. Line Transient Response
50
AMB
= 25°C unless otherwise specified.)
3.0
LED PIN VOLTAGE (mV)
100
1.33x
INPUT VOLTAGE (V)
1.5x
1x
2x
(3.6 V to 4.9 V)
3.5
150
4.0
200
4.5
250
5.0
300
5.5