Datasheet

LTC4226
16
4226f
Figure 8. 2-Port FireWire Master or Slave Application
Z1
SMCJ33A
FTMR1
GND
C
T1
220nF
OPTIONAL
7V TO 33V
R
S1
30mΩ
D1
SS3P5
Q1
FDMS86500DC
OR Si7164DP
R
S2
30mΩ
Q2
FDMS86500DC
OR Si7164DP
C
T2
220nF
FTMR2
ON1
V
CC1
SENSE1 GATE1
LTC4226-2
OUT1
V
CC2
SENSE2 GATE2 OUT2
FAULT1
CLS
FAULT2
ON2
PHY
OPTIONAL
CONTROLLER
V REG
C1
10µF
+
R3
150k
R4
50k
R1
150k
R2
50k
PORT 1
1394
SOCKET
1394
PLUG
4226 F08
PORT 2
1394
SOCKET
1.5A
1.5A
1394
PLUG
applicaTions inForMaTion
4226 F07
NODE A
POWER PROVIDER (MASTER)
NODE B
NODE C
POWER
SOURCE
LTC4226
POWER CONSUMER
POWER PATH
POWER CONSUMER
1394
SOCKET
1394
PLUG
1394
SOCKET
1394
SOCKET
1394
SOCKET
1394
PLUG
1394
SOCKET
1394
SOCKET
1394
SOCKET
1394
PLUG
1394
PLUG
NODE D
ALTERNATE POWER PROVIDER (SLAVE)
POWER
SOURCE
LTC4226
1394
SOCKET
1394
SOCKET
1394
PLUG
1394
PLUG
LTC4226
LTC4226
POWER PATH
Figure 7. FireWire Power Distribution Example