TS4994IST STMicroelectronics, TS4994IST Datasheet - Page 9

• Manufacturer Part Number: TS4994IST
• Description: IC AMP AUDIO PWR 1W MONO 8MSOP
• Manufacturer: STMicroelectronics
• Type: Class ABr

Specifications of TS4994IST

• Output Type: 1-Channel (Mono)
• Max Output Power X Channels @ Load: 1W x 1 @ 8 Ohm
• Voltage - Supply: 2.5 V ~ 5.5 V
• Features: Depop, Differential Inputs, Short-Circuit and Thermal Protection, Standby
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• For Use With: 497-6396 - BOARD EVAL FOR LV TS4984IQT497-6395 - BOARD EVAL FOR LP DIFF TS4994IQT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-4452-2

TS4994
Figure 3.
Figure 5.
Figure 7.
1000
0.01
100
0.1
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
10
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
1
0.0
0.0
0
Av = 1
Tamb = 25 ° C
No load
Tamb=25 ° C
0.5
Current consumption vs. power
supply voltage
Current consumption vs. power
supply voltage
Differential DC output voltage vs.
common mode input voltage
0.6
1.0
Vcc=2.5V
1
Common Mode Input Voltage (V)
1.5
Power Supply Voltage (V)
Standby Voltage (V)
Standby mode=3.3V
1.2
2.0
2
2.5
Standby mode=0V
1.8
3.0
3
3.5
2.4
Vcc=5V
Vcc=3.3V
4.0
Vcc = 3.3V
No load
Tamb=25 ° C
4
4.5
3.0
5.0
5
Figure 4.
Figure 6.
Figure 8.
0.6
0.4
0.2
0.0
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
3.0
2.5
2.0
1.5
1.0
0.5
0.0
0.0
0.0
0
Current consumption vs. standby
voltage
Current consumption vs. standby
voltage
Power dissipation vs. output power
0.2
1
0.6
Standby mode=5V
Standby Voltage (V)
Standby Voltage (V)
Standby mode=2.6V
RL=16 Ω
0.4
2
Output Power (W)
Electrical characteristics
1.2
Standby mode=0V
Standby mode=0V
0.6
3
1.8
RL=8 Ω
0.8
Vcc = 5V
No load
Tamb=25 ° C
Vcc=5V
F=1kHz
THD+N<1%
Vcc = 2.6V
No load
Tamb=25 ° C
4
2.4
9/35
1.0
5