MC34845BEPR2 Freescale Semiconductor, MC34845BEPR2 Datasheet - Page 3

• Manufacturer Part Number: MC34845BEPR2
• Description: IC LED DVR BACKLIGHT 6CH 24QFN
• Manufacturer: Freescale Semiconductor
• Type: Backlight, White LED, Color LEDr

Specifications of MC34845BEPR2

• Topology: PWM, Step-Up (Boost)
• Number Of Outputs: 6
• Internal Driver: Yes
• Type - Primary: Backlight
• Frequency: 270kHz ~ 330kHz
• Voltage - Supply: 5 V ~ 21 V
• Voltage - Output: 8 V ~ 60 V
• Mounting Type: Surface Mount
• Package / Case: 24-QFN Exposed Pad
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 30mA
• Internal Switch(s): Yes
• Efficiency: 90%
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Analog Integrated Circuit Device Data
Freescale Semiconductor
COMP
VOUT
WAKE
VDC1
VDC2
PWM
ISET
VIN
EN
Figure 2. 34845 Simplified Internal Block Diagram
CONTROLLER
INTERNAL BLOCK DIAGRAM
LOW POWER
BANDGAP
CIRCUIT
BOOST
LOGIC
LDO
MODE
6 CHANNEL
CURRENT
V SENSE
MIRROR
SWA
SWB
PGNDB
PGNDA
FAIL
CH1
CH2
CH3
CH4
CH5
CH6
GND
INTERNAL BLOCK DIAGRAM
34845
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