Texas Instruments TPA2013D1, User Manual

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2.2.5 Recommended Inductor and Capacitor Values by Application
3 TPA2013D1EVM Schematic
3
2
1
VDD
J2
TP2
TP1
GND
J1
YEL GRN
S2 S1
J12
J10 J9
JS1 JS2
J11
3
2
1
3
2
1
1
2
3
VCC
1
2
3
1 3
JS4
JS3
JS5
J8
INPUT/GND
1
3
2
J7
VIN
J6
J4
J5
TP5
TP4
OUT+
OUT-
VCC
TP3
VCC
J3
1
2
3
4
5
6 7 8 9
1
0
11
12
13
14
15
1
6
1
7
1
8
1
9
2
0
VDD
GAIN
AGND
SDd
J13
S
D
b
IN
-
IN
+
P
G
N
D
P
G
N
D
P
G
N
D
VOUT+
VOUT-
VOUT-
VOUT+
VOUT+
V
C
C
IN
V
C
C
O
U
T
S
W
S
W
TPA2013D1
VCCFB
FB1
FB2
L1
R1
R2
R3
R4
R5
R6
C1 C2
C3
C4
C5
C6
C7
C8
C10
C9
D1 D2
VDD VDD
VDD
VDD
TPA2013D1EVM Schematic
Use Table 1 as a guide for determining the proper inductor and capacitor values.
Table 1. Recommended Values
Class-D Max
Class-D Minimum Required
Output Max I
L
L Inductor Vendor Δ V C
(2)
Capacitor Vendor
Load V
DD
V
CC
Power (A) ( μ H) Part Numbers (mVpp ( μ F) Part Numbers
(
Ω
) (V) (V)
(W)
(1)
)
3.3 10
Toko DE2812C Kemet C1206C106K8PACTU
1 8 3 4.3 0.70 30
Coilcraft DO3314 Murata GRM32ER61A106KA01B
Murata LQH3NPN3R3NG0 Taiyo Yuden LMK316BJ106ML-T
4.7 22
Murata LQH43PN4R7NR0
1.6 8 3 5.5 1.13 30
Murata GRM32ER71A226KE20L
Toko DE4514C
Taiyo Yuden LMK316BJ226ML-T
Coilcraft LPS4018-472
3.3 33
2 4 3 4.6 1.53 30
Murata LQH43PN3R3NR0
TDK C4532X5R1A336M
Toko DE4514C
6.2 47
2.3 4 1.8 5.5 2 30
Sumida Murata GRM32ER61A476KE20L
CDRH5D28NP-6R2NC Taiyo Yuden LMK325BJ476MM-T
(1)
All power levels are calculated at 1% THD unless otherwise noted
(2)
All values listed are for ceramic capacitors. The correction factor of 2 is included in the values.
Figure 1. TPA2013D1EVM Schematic
SLOU194 – August 2007 TPA2013D1EVM 5
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