CMT-Z100DiR/Z100iR
CMT-Z100DiR/Z100iR
36
36
• IC Block Diagrams
– DMB19C-32NUA Board –
IC107 TK11133CSCL-G
– DAB Board –
IC801 TK11133CSCL-G
– MAIN Board –
IC02 MIP2F20MS1SO
IC802 TK68112AS2G0L-C
IC111 MM1661JHBE
CONTROL
CIRCUIT
BANDGAP
REFERENCE
+
–
OVER HEAT &
OVER CURRENT
PROTECTION
1
VCONT
3
NP
2
GND
4
VOUT
5
VIN
4
1 2
3
CN
VOUT
NC
GND
REFERENCE
BIAS
CURRENT
LIMITTER
DRIVER
THERMAL
SHUTDOWN
8
VIN
7
NC
6
NC
5
CONT
DELTA-SIGMA
MODULATOR
DELTA-SIGMA
MODULATOR
ANTIALIAS
LOW-PASS FILTER
ANTIALIAS
LOW-PASS FILTER
AGND
VCC
2
3
VDD
DGND
4
5
LRCK 7
REFERENCE
u
1/64
DECIMATION
FILTER
WITH
HIGH-PASS
FILTER
SERIAL
INTERFACE
&
MODE/FORMAT
CONTROL
FMT
12
VINR
14
VINL
13
MD1
11
MD0
10
DOUT
9
BCK
8
CLOCK & TIMING CONTROL
POWER
SUPPLY
SCKI 6
VREF 1
AOUTR
5
1
SDATA
SERIAL INPUT
INTERFACE
INTERPOLATOR
INTERPOLATOR
2
DEM/SCLK
3
LRCK
4
MCLK
DE-EMPHASIS
'6
MODULATOR
'6
MODULATOR
DAC
DAC
VOLTAGE
REFERENCE
ANALOG
LOW-PASS
FILTER
ANALOG
LOW-PASS
FILTER
AGND
6
VA
7
AOUTL
8
CONTROL
CIRCUIT
BANDGAP
REFERENCE
+
–
OVER HEAT &
OVER CURRENT
PROTECTION
1
VCONT
3
NP
2
GND
4
VOUT
5
VIN
1
VIN
2
GND
3
VCONT
REFERENCE
VOLTAGE
ON/OFF
CONTROL
THERMAL & OVER
CURRENT PROTECTION
VOUT
5
NC
4
+
–
CONSTANT
CURRENT
SOURCE
2
FB
1
VDD
4
VCC
5 DRAIN
8 SOURCE
7 SOURCE
3
CL
VCL
CLAMP CIRCUIT
(ILIMIT SETTING)
IN
ICL.LOW
VCL.OUT
ILIMIT VARIABLE
CIRCUIT
+
–
+
–
+
–
7.2V
+
–
2.4V
VCC UV
VCC OVP
OVERHEAT
PROTECTION
S
R
Q
Q
RESTARTING
TRIGGER
R
S
Q
Q
+
–
27%
22%
FOR LIGHT LOAD
DETECTION INTERMITTENT
OSCILLATION CONTROL
GENERATOR
CLOCK
12kHz
MAXDC
5.7V
5.0V
VDD UV
5.7V
REGULATOR
VDD CLAMP
CIRCUIT
6.6V
+
–
ILIMIT
CORRECTION
CIRCUIT
FOR
DRAIN CURRENT
DETECT
GATE DRIVER
POWER
MOSFET
AT TURNING ON
BLANKING PULSE
GENERATION CIRCUIT
IC4601 PCM1808PWR
IC4602 CS4335-KSZR