BM28723AMUV
Typical Performance Curves - continued
Unless otherwise specified Ta=25°C, VCCP1, VCCP2=18V, VDVDD=3.3V, VRSTX=3.3V, VMUTEX=3.3V, f=1kHz, fs=48kHz,
DSP: Through, Driver Gain (GDRV) =26dB
Measured by ROHM designed 4 layers board(Note 12)
30
25
20
15
10
5
2.5
2.0
1.5
1.0
0.5
0.0
RL=6Ω
VCCP1,VCCP2=18V
RL=6Ω
VCCP1,VCCP2=12V
THD+N=10%
THD+N=1%
VCCP1,VCCP2=21V
0
10
12
14
16
18
20
22
0
5
10
15
20
Output Power [W/CH]
Figure 13. Circuit Current vs Output Power
Supply Voltage: VCCP1,VCCP2 [V]
Figure 12. Output Power vs Supply Voltage
Caution 1: Dotted line means exceeding maximum junction temperature.In that case heat dissipation measures such as the heat sink are necessary separately.
Caution 2: Use this LSI in 20W or less output power even with heat dissipation measures.
2.5
2.0
1.5
1.0
0.5
0.0
20
18
16
14
12
10
8
RL=4Ω
RL=4Ω
VCCP1,VCCP2=12V
VCCP1,VCCP2=14V
THD+N=10%
THD+N=1%
6
4
2
0
0
5
10
15
20
10
12
14
16
Supply Voltage: VCCP1,VCCP2 [V]
Output Power [W/CH]
Figure 14. Output Power vs Supply Voltage
Figure 15. Circuit Current vs Output Power
Caution 1: Dotted line means exceeding maximum junction temperature.In that case heat dissipation measures such as the heat sink are necessary separately.
Caution 2: Use this LSI in 15W or less output power even with heat dissipation measures.
(Note 12) 100mmx100mmx1.6mm FR4 4-layer glass epoxy board Cu Thickness 35μm/70μm/70μm/35μm For Application Evaluation Board
www.rohm.com
TSZ02201-0C1C0E900720-1-2
© 2018 ROHM Co., Ltd. All rights reserved.
11/79
TSZ22111 • 15 • 001
31.Aug.2018 Rev.001