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TA2021B データシートの表示(PDF) - Tripath Technology Inc.

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TA2021B Datasheet PDF : 12 Pages
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Tripath Technology, Inc. - Technical Information
Application / Test Circuit
CI
2.2uF
+
OAOUT1 10
RF
20K
INV1 11
RI
20K
CA
0.1uF
BIASCAP 16
(Pin 8)
5V
5V
MUTE 12
CI
2.2uF
+
OAOUT2 14
RF
20K
RI
20K
INV2 15
6
(Pin 8)
RREF
8.25K, 1%
REF
3 DCAP1
+12V
1M
CD
0.1uF
2 DCAP2
18 SLEEP
0.1uF
To Pin 1
CS
0.1uF
CS
0.1uF
4
V5D
5 AGND1
9
V5A
8 AGND2
17 AGND3
13
21
23
NC
32
34
TA2021B
Processing
&
Modulation
Processing
&
Modulation
VDD1
31
PGND1
VDD1
28
PGND1
VDD1 (pin 29,30)
DH
Lo
10uH, 2A
OUTP1
DO
(Pin 35)
(Pin 35)
VDD1 (pin 29,30)
DH
Lo
10uH, 2A
OUTM1
DO
(Pin 35)
19
FAULT
7
OVERLOADB
VDD2
24
PGND2
VDD2
27
PGND2
VDD2 (pin 25,26)
DH
Lo
10uH, 2A
OUTP2
DO
(Pin 20)
(Pin 20)
VDD2 (pin 25,26)
DH
Lo
10uH, 2A
OUTM2
DO
(Pin 20)
*Co
0.47uF
*Co
0.47uF
CZ
0.47uF
CDO
0.1uF
RZ
10Ω, 1/2W
*Co
0.47uF
CZ
0.47uF
*Co
0.47uF
RZ
10Ω, 1/2W
CDO
0.1uF
CPUMP 36
5V
VDDA 33
+ CP
1uF
DGND 22
CS
0.1uF
+5VGEN 1
CS
0.1uF
To Pins 4,9
VDD1 30
VDD1 29
PGND1 35
CSW
0.1uF
+
CSW
180uF, 16V
VDD (14.2V)
VDD2 25
26
VDD2
20
PGND2
CSW
0.1uF
+ CSW
180uF, 16V
RL
4or *8
RL
4or *8
Note: Analog and Digital/Power Grounds must
be connected locally at the TA2021
Analog Ground
Digital/Power Ground
All Diodes Motorola MBRS130T3
* Use Co = 0.22µF and Cz = 0.22µF for 8 Ohm loads
5
TA2021B – 3.0/04.03

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