AA18375AP Agamem Microelectronic, AA18375AP Datasheet - Page 12

• Manufacturer Part Number: AA18375AP
• Description: Switching Regulator Controller
• Manufacturer: Agamem Microelectronic

PRELIMINARY
■ SYNCHRONIZATION OF ICs
©Copyright Agamem Microelectronics Inc.
Multiple instances of this IC can be operated in parallel. If the C
other as shown below, the ICs will operate at the same frequency. Instead of applying V
terminals, these terminals can be pulled up by a resistor (see resistance indicated by the dashed line in).
Select the pull-up resistance R
V
2V
RT
Rpull
0.5 x N
Vcc
Agamem Microelectronics Inc.
C
T
16
16
16
pull
≤ Rpull
1
1
1
from the formula given below.
15
15
15
2
2
2
R
14
T
14
14
3
3
3
Rpull: Pull up Resistor (kΩ)
VCC: Power Supply Voltage (V)
N: Number of Slave ICs
AA18375AP
AA18375AP
AA18375AP
(MASTER)
(SLAVE)
(SLAVE)
13
13
13
4
4
4
12
12
12
12
5
5
5
11
11
11
6
6
6
T
and R
10
10
10
AA18375AP
Switching Regulator Controller
7
7
7
T
www.agamem.com.tw
terminals are connected to each
9
8
9
8
9
8
RT
to the R
Vcc
2006/6/27
T