CAT3604AHV4-T2 ON Semiconductor, CAT3604AHV4-T2 Datasheet - Page 6

• 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

100
0.5
0.4
0.3
0.2
0.1
90
80
70
60
50
40
24
22
20
18
16
14
12
10
0
4.2
3.0
3.0
1x Mode
Figure 7. Ground Current vs. Input Voltage
4 LEDs at 20 mA
4 LEDs at 15 mA
Figure 5. LED Current vs. Input Voltage
1 LED at 20 mA
Figure 3. Efficiency vs. Input Voltage
4.0
3.2
3.2
(V
20 mA per LED
IN
DISCHARGING BATTERY (V)
= 3.6 V, EN = V
3.4
3.8
3.4
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
(1x Mode)
4 LEDs Off
(4 LEDs)
3.6
3.6
3.6
IN
, C
15 mA per LED
IN
3.4
3.8
3.8
= C
TYPICAL CHARACTERISTICS
OUT
1.5x Mode
= 1 mF, R
4.0
4.0
3.2
http://onsemi.com
SET
4.2
3.0
4.2
= 24 kW, T
6
16.0
15.5
15.0
14.5
14.0
100
0.5
0.4
0.3
0.2
0.1
90
80
70
60
50
40
0
−50
−40
AMB
0
Figure 8. Ground Current vs. Temperature
= 25°C, unless otherwise specified.)
Figure 4. Efficiency vs. Total LED Current
VIN = 4 V (1x Mode)
Figure 6. LED Current vs. Temperature
−25
−20
50
TOTAL LED CURRENT (mA)
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
4 LEDs OFF
Rset = 500 kW
(1x Mode)
25
20
(4 LEDs)
100
VIN = 3.2 V (1.5x Mode)
50
40
4 LEDs at 15 mA
Vin = 4 V
60
75
150
100
80
200
125
100