MC34845BEPR2 Freescale Semiconductor, MC34845BEPR2 Datasheet - Page 2

• 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

Table 1. Device Variations
Boost Switch Current Limit
Switching Frequency
Slope Compensation
DEVICE VARIATIONS
2
34845
Characteristic
34845, 34845A, 34845C
DEVICE VARIATIONS
34845, 34845C
34845, 34845C
34845B, 34845D
34845B, 34845D
34845B, 34845D
34845A
34845A
I
BOOST_LIMIT
Symbol
V
SLOPE
f
S
1080
Min
540
270
1.9
2.1
-
-
-
Analog Integrated Circuit Device Data
1200
2.35
0.52
0.73
0.22
Typ
600
300
2.1
Freescale Semiconductor
1320
Max
660
330
2.3
2.6
-
-
-
V/μs
Unit
kHz
A