PAM2845 Datasheet, PDF (3/14 Pages) Power Analog Micoelectronics – 40V High Power Boost Convertor with 6 Channel Constant Current Source

PAM2845
40V High Power Boost Convertor
with 6 Channel Constant Current Source
Pin Configuration
QFN 4X4
24 23 22 21 20 19
1
18
2
17
3
P2845
16
XXXYW
4
15
5
14
6
13
7 8 9 10 11 12
X: Internal Code
Y: Year
W: Week
Pin Descriptions
Pin Number
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
Name
VIN
Vcc-driver
GND
ENA
PWMD
LED1
LED2
LED3
GND
GND
LED4
LED5
LED6
Iset
Vcc-5V
VC
Fsel
FB
PGND
PGND
PGND
SW
SW
SW
Description
Supply input
5V linear regulator output for power MOS driver
Ground
Enable input
PWM dimming control
LED1 cathode terminal
LED2 cathode terminal
LED3 cathode terminal
Ground
Ground
LED4 cathode terminal
LED5 cathode terminal
LED6 cathode terminal
LED current adjustment pin
5V linear regulator output
Boost stage compensation pin
Oscillator frequency selection pin
Feedback
Power ground
Power ground
Power ground
Power MOS drain
Power MOS drain
Power MOS drain
Power Analog Microelectronics,Inc
www.poweranalog.com
3
08/2008 Rev 1.0