HBD-E370/E470/E570/E870/T57
69
IC2301 TPIC1391DBTRG4
6SWR_OUT_SEL
1LEDO
2LATCH_SET
30 LATCH_RSOUT
5SWR_SEQ2
3LATCH_CLR
STP1_IN
27 CSWO
29 LATCH_XRSOUT
25 FB3P3V
26 TEST1
23 PGND_SW
28 CSWI
7STEP_ENA
24 REG3P3V
4SWR_SEQ1
8
14A5V
9STP2_IN
10XLEDON
22 REG1PXV
13XRESET
11CSWON
19 STP2-
21 P5V_SW
17 STP1-
18 STP2+
20 FB1PXV
15AGND
16 STP1+
12COLLIENDZ
POWER
MONITOR
LATCH
CIRCUIT
POWER
MOS FET
SWITCHING
REGULATOR
STP1 CONTROL
CIRCUIT
CURRENT SWITCH
CONTROL CIRCUIT
SWITCHIG REGURATOR
VOLTAGE RESET CONTROL
STP2 CONTROL
CIRCUIT
COLLIMATOR
END DETECTION
PRE-DRIVER
REFERENCE
TSDVCO
LED
SWITCH
LED
CONTROL
CIRCUIT
SWITCHIG
REGURATOR
INTERNAL
CONTROL
A5V
A5V
CURRENT
SWITCH
SWITCHING
REGULATOR
POWER
MOS FET
PRE-DRIVER
A5V
A5V
6VCC1
1V IN
2VCC1
16 VCC2
110k:
BIAS
5PB IN
110k:
BIAS
4dB
3PR IN
MUTE
2dB
2dB
2dB
2dB
4dB
110k:
BIAS
13 PR OUT
75:
DRIVER
MUTE
CONTROL
LPF
CONTROL
15 V OUT
LOW-PASS
FILTER
6.75MHz
75:
DRIVER
LOW-PASS
FILTER
13.5MHz
LOW-PASS
FILTER
30MHz
11 PB OUT
12 GND
9 VCC2
14 SD/HD
75:
DRIVER
LOW-PASS
FILTER
13.5MHz
LOW-PASS
FILTER
30MHz
7PY IN
110k:
BIAS
10 PY OUT
75:
DRIVER
LOW-PASS
FILTER
13.5MHz
LOW-PASS
FILTER
30MHz
4dB
4dB
4BIAS
VREF
8
IC1003 MM1797CVBE
456
2
1 3
VO
FB
GND
VCC
N.C.
EN
+
SOFT
TSD
OCP
IC1451 BD35630HFV-TR