CAT3604AHV4-T2 ON Semiconductor, CAT3604AHV4-T2 Datasheet - Page 8

• Manufacturer Part Number: CAT3604AHV4-T2
• Description: IC LED DVR CHRGE PUMP 4CH 16TQFN
• Manufacturer: ON Semiconductor
• Type: Backlight, White LEDr
• Series: -r

Specifications of CAT3604AHV4-T2

• Topology: Linear (LDO), Switched Capacitor (Charge Pump)
• Number Of Outputs: 4
• Internal Driver: Yes
• Type - Primary: Backlight
• Type - Secondary: White LED
• Frequency: 800kHz ~ 1.6MHz
• Voltage - Supply: 3 V ~ 5.5 V
• Voltage - Output: 7V
• Mounting Type: Surface Mount
• Package / Case: 16-TFQFN Exposed Pad
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 30mA
• Internal Switch(s): Yes
• Efficiency: 93%
• Constant Current: -
• Constant Voltage: -
• Led Driver Application: Backlighting
• No. Of Outputs: 4
• Output Current: 30mA
• Output Voltage: 7V
• Input Voltage: 3V To 5.5V
• Dimming Control Type: PWM / DC
• Rohs Compliant: Yes
• Operating Supply Voltage: 3 V to 5.5 V
• Maximum Supply Current: 5 mA
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

100mA/
Current
Current
50mV/
10mA/
50mV/
VOUT
2V/div
VOUT
2V/div
100
Input
Input
10
div
EN
VIN
1
div
div
div
10
Figure 15. Switching Waveforms in 1.5x Mode
Figure 17. Power Up 4 LEDs at 15 mA,
AC coupled
AC coupled
AC coupled
Figure 19. LED Current vs. R
(V
IN
= 3.6 V, EN = V
Vin = 3 V (1.5x Mode)
500 nsec/div
500 msec/div
RSET (kW)
100
IN
, C
IN
= C
TYPICAL CHARACTERISTICS
OUT
SET
= 1 mF, R
http://onsemi.com
1000
SET
3.6V to 4.9V
LED Current
AC coupled
100mA/div
= 24 kW, T
8
50mV/div
10mA/div
50mV/div
5mA/div
Current
Current
VOUT
2V/div
VOUT
2V/div
1V/div
VOUT
2V/div
Input
Input
VIN
EN
Vin
AMB
AC coupled
Figure 16. Operating Waveforms in 1x Mode
AC coupled
AC coupled
= 25°C, unless otherwise specified.)
Figure 18. Power Up 4 LEDs at 15 mA,
Figure 20. Line Transient Response
Vin = 3.6 V (1x Mode)
in 1x Mode
500 nsec/div
500 msec/div
200 msec/div