DEMOTS4956J STMicroelectronics, DEMOTS4956J Datasheet - Page 35

• Manufacturer Part Number: DEMOTS4956J
• Description: BOARD DEMO TS4956EIJT/EIKJT
• Manufacturer: STMicroelectronics

Specifications of DEMOTS4956J

• Amplifier Type: Class AB
• Output Type: 1-Channel (Mono) with Mono and Stereo Headphones
• Max Output Power X Channels @ Load: 1W x 1 @ 8 Ohm; 43mW x 2 @ 32 Ohm
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Board Type: Fully Populated
• Utilized Ic / Part: TS4956
• Description/function: Audio Amplifiers
• Operating Supply Voltage: 2.7 V to 5.5 V
• Product: Audio Modules
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: TS4956
• Other names: 497-6381; DEMOTS4956J

TS4956
Figure 106. Frequency response modes 5, 6
Figure 108. Power dissipation vs. output power
Figure 110. Power dissipation vs. output power
-10
200
180
160
140
120
100
300
250
200
150
100
12
10
-2
-4
-6
-8
80
60
40
20
50
8
6
4
2
0
0
0
0
0
G=+1.5dB, RL=16
50
(per channel)
(per channel)
100
THD+N=1%
THD+N=1%
G=+12dB, RL=16
G=+1.5dB, RL=32
100
100
RL=16
RL=16
G=+6dB, RL=16
G=+12dB, RL=32
200
Output Power (mW)
Output Power (mW)
150
Frequency (Hz)
Ω
Ω
G=+6dB, RL=32
Ω
200
300
Ω
Ω
1000
RL=8
RL=8
Ω
250
Ω
400
Ω
Ω
Ω
Mode 1, 2, 7
BTL, SPK out
Vcc = 2.7V
F = 1kHz
THD+N < 10%
Mode 1, 2, 7
BTL, SPK out
Vcc = 3.3V
F = 1kHz
THD+N < 10%
300
Mode 5, 6 - MLO
Cin = 330nF
Cout = 470
Tamb 25
500
350
10000
°
C
μ
F
400
600
Figure 107. Standby current consumption vs.
Figure 109. Power dissipation vs. output power
Figure 111. Power dissipation vs. output power
700
650
600
550
500
450
400
350
300
250
200
150
100
900
800
700
600
500
400
300
200
100
0.5
0.4
0.3
0.2
0.1
0.0
50
0
0
0
0
0
No loads
Tamb = 25
200
200
power supply voltage
(per channel)
(per channel)
THD+N=1%
THD+N=1%
1
400
°
C
RL=16
400
RL=16
600
Output Power (mW)
Output Power (mW)
2
Ω
Ω
600
800 1000 1200 1400 1600 1800
Electrical characteristics
Vcc (V)
3
800
RL=8
RL=8
Ω
Ω
1000
4
Mode 1, 2, 7
BTL, SPK out
Vcc = 5.5V
F = 1kHz
THD+N < 10%
Mode 1, 2, 7
BTL, SPK out
Vcc = 5V
F = 1kHz
THD+N < 10%
1200
5
1400
35/55
6