CAT3604HV4-T2 ON Semiconductor, CAT3604HV4-T2 Datasheet - Page 4

• Manufacturer Part Number: CAT3604HV4-T2
• Description: IC LED DRVR WHITE BCKLGT 16-TQFN
• Manufacturer: ON Semiconductor
• Type: Backlight, White LEDr

Specifications of CAT3604HV4-T2

• Topology: PWM, Switched Capacitor (Charge Pump)
• Number Of Outputs: 4
• Internal Driver: Yes
• Type - Primary: Backlight
• Type - Secondary: White LED
• Frequency: 800kHz ~ 1.3MHz
• Voltage - Supply: 3 V ~ 5.5 V
• 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%
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Other names: 3604HV4-TE13; CAT3604HV4-T2TR; CAT3604HV4-TE13; CAT3604HV4-TE13TR; CAT3604HV4-TE13TR

Block Diagram
3 V to 4.2 V
Battery
V
IN
24 kW
R
+
−
SET
1 μF
C
CTR0
CTR1
CTR2
RSET
IN
VIN
EN
1.2 V Ref
Current
Output
Setting
Select
LED
Figure 2. CAT3604 Functional Block Diagram
C1−
Oscillator
1 MHz
1.5x Charge Pump
1 μF
1x mode (LDO)
C1+ C2−
http://onsemi.com
4
Mode Control
1 μF
GND
C2+
V
4 Current
Sink Regulators
LED1
LED2
LED3
LED4
OUT
20 mA
C
1 μF
OUT