MC34845DEPR2 Freescale Semiconductor, MC34845DEPR2 Datasheet - Page 12

• Manufacturer Part Number: MC34845DEPR2
• Description: IC LED DVR BACKLIGHT 6CH 24QFN
• Manufacturer: Freescale Semiconductor

Specifications of MC34845DEPR2

• Internal Driver: Yes
• Type - Primary: Backlight
• Mounting Type: Surface Mount
• Topology: PWM, Step-Up (Boost)
• Number Of Outputs: 6
• Frequency: 270kHz ~ 330kHz
• Voltage - Supply: 5 V ~ 21 V
• Voltage - Output: 60V
• Package / Case: 24-UFQFN Exposed Pad
• Operating Temperature: -40°C ~ 85°C
• Operating Supply Voltage: 5 V to 21 V
• Maximum Supply Current: 5 mA
• Maximum Power Dissipation: 3.4 W
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TYPICAL PERFORMANCE CURVES
INTRODUCTION
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VOUT (ac coupled)
VOUT (ac coupled)
VCH1
VCH1
ILED1
ILED1
PWM
PWM
Figure 9. Low Duty Dimming Operation Waveforms (FPWM=25 kHz, 1% duty)
Figure 8. Typical Operating Waveforms (FPWM=25kHz, 50% duty)
PWM
PWM
VOUT (ac coupled)
VOUT (ac coupled)
VCH1
VCH1
ILED1
ILED1
Analog Integrated Circuit Device Data
Freescale Semiconductor