MC34845DEPR2 Freescale Semiconductor, MC34845DEPR2 Datasheet - Page 3

IC LED DVR BACKLIGHT 6CH 24QFN

MC34845DEPR2

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

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
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
3

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