TA2022 Ver la hoja de datos (PDF) - Unspecified
Número de pieza
componentes Descripción
Fabricante
TA2022 Datasheet PDF : 31 Pages
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Tripath Technology, Inc. - Technical Information
APPLICATION /TEST CIRCUIT
Application / Test Diagram
TA2022
13 VBOOT1
DB
11DQ09
VN10
RB 250Ω
CI
3.3uF
+
OAOUT1 22
RF
20KΩ
RI
20KΩ
V5
INV1 23 -
+
AGND
CA
0.1uF
(Pin 20)
2.5V
BIASCAP 27
200KΩ
V5
5V
MUTE 24
(Pin 20)
CI
3.3uF
+
OAOUT2 25
RF
20KΩ
RI
20KΩ
V5
INV2 26 -
+
AGND
RREF
8.25KΩ, 1%
(Pin 20)
REF 17
5V
CS
0.1uF
CS
0.1uF
21 V5
20 AGND
16 V5
15 AGND
Processing
&
Modulation
Processing
&
Modulation
VN10
VPP1
+
VPP1
(Pin 12) DO
MUR120
CB
0.1uF
CBAUX
47uF
LO
10uH, 10A
10 OUT1
DO
MUR120
V5 (Pin 21)
CO
0.22uF
VNN1
VNN1
(Pin 9)
RFBA
1KΩ
RFBA
1KΩ
31 FBKOUT1
*RFBC
9.1KΩ
30 FBKGND1
CFB
390pF
*RFBB *RFBB
1.1KΩ 1.1KΩ
*RFBC
9.1KΩ
RZ
6.2Ω, 2W
CZ
0.22uF
RL
4Ω or 8Ω
AGND (Pin 20)
32 HMUTE
DB
11DQ09
V5 (Pin 21)
ROFA
50KΩ
VN10
ROFB
10KΩ
to FBKGND1
(Pin30)
1 VBOOT2
VPP2
RB 250Ω
+
AGND (Pin 20)
Offset Trim
Circuit
VPP2
(Pin 4) DO
MUR120
CB
0.1uF
VN10
7 OUT2
DO
MUR120
CS
0.1uF, 5V0NVN2
VNN2
(Pin 8)
V5 (Pin 21)
RFBA
1KΩ
RFBA
1KΩ
CBAUX
47uF
LO
10uH, 10A
CO
0.22uF
29 FBKOUT2
*RFBC
9.1KΩ
RZ
6.2Ω, 2W
CZ
0.22uF
28 FBKGND2
RL
4Ω or 8Ω
CFB
560pF
*RFBB
*RFBB
1.1KΩ 1.1KΩ
*RFBC
9.1KΩ
VN10
Generator
AGND (Pin 20)
2 VN10
CSW
0.1uF,35V
VNN
V5 (Pin 21)
ROFA
50KΩ
ROFB
10KΩ
AGND (Pin 20)
3 VN10GND
5 VN10SW
DSW
11DQ09
VNN
LSW
100uH, 1A
RSWFB
1KΩ
VN10
+
CSW
100uF, 35V
VNN
to FBKGND2
(Pin28)
Offset Trim
Circuit
14 VN10FBK
*RVNNSENSE(VNN1)249KΩ, 1%
VNN
18 VNNSENSE
CSWFB
0.1uF,50V
VNN
*RVPPSENSE(VPP1) 249KΩ, 1%
VPP
*RVNN2
V5
*RVPP2
V5
Optional Components -
See Application Information
19 VPPSENSE
6 NC
11 NC
12
VPP1
VNN1 9
8
VNN2
VPP2 4
Analog Ground
Power Ground
* The values of these components must be
adjusted based on supply voltage range.
See Application Information.
CHBR
0.1uF,100V
CHBR
0.1uF,100V
CS
0.1uF, 50V
CS
0.1uF, 50V
VPP
+
Cs
220uF, 50V
VNN
+
Cs
220uF, 50V
7
TA2022 – KLI/1.2/07-04
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