CAT3644HV3-GT2 ON Semiconductor, CAT3644HV3-GT2 Datasheet - Page 7

• Manufacturer Part Number: CAT3644HV3-GT2
• Description: IC LED DVR 4CH QUAD MODE 16TQFN
• Manufacturer: ON Semiconductor
• Series: QUAD-Mode®r
• Type: Backlight, White LEDr

Specifications of CAT3644HV3-GT2

• 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: 2.5 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: 25mA
• Internal Switch(s): Yes
• Efficiency: 92%
• Number Of Digits: 4
• Low Level Output Current: 25 mA
• High Level Output Current: 100 mA
• Operating Supply Voltage: 2.5 V to 5.5 V
• Maximum Supply Current: 30 mA
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

(V
Figure 17. Operating Waveforms in 1x Mode
IN
= 3.6 V, I
Figure 15. Power Up Delay (1x Mode)
Figure 19. Switching Waveforms in
OUT
= 80 mA (4 LEDs at 20 mA), C
1.5x Mode
TYPICAL PERFORMANCE CHARACTERISTICS
http://onsemi.com
IN
= C
OUT
7
= C
1
= C
2
= 1 mF, T
Figure 16. Power Down Delay (1x Mode)
Figure 18. Switching Waveforms in
Figure 20. Switching Waveforms in
AMB
= 25°C unless otherwise specified.)
1.33x Mode
2x Mode