TS4994IST STMicroelectronics, TS4994IST Datasheet - Page 18
TS4994IST
Manufacturer Part Number
TS4994IST
Description
IC AMP AUDIO PWR 1W MONO 8MSOP
Manufacturer
STMicroelectronics
Type
Class ABr
Datasheet
1.TS4994IST.pdf
(35 pages)
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
TS4994IST
Manufacturer:
ST
Quantity:
20 000
Electrical characteristics
18/35
Figure 57. THD+N vs. output power
Figure 59. THD+N vs. output power
Figure 61. THD+N vs. frequency
1E-3
0.01
1E-3
0.01
0.01
0.1
0.1
10
0.1
10
10
1
1E-3
1
1E-3
1
20
RL = 8 Ω
Av = 1
Cb = 1 μ F
Bw < 125kHz
Tamb = 25 ° C
RL = 16 Ω
Vcc = 5V
Av = 1, Cb = 0
BW < 125kHz
Tamb = 25 ° C
RL = 8 Ω
Vcc = 5V
Av = 1
Cb = 0
BW < 125kHz
Tamb = 25 ° C
100
0.01
0.01
Output Power (W)
Output Power (W)
Vcc=2.6V, Po=225mW
Frequency (Hz)
F=20Hz
F=20Hz
F=1kHz
F=1kHz
1000
F=20kHz
F=20kHz
Vcc=5V, Po=850mW
0.1
0.1
10000
1
1
20k
Figure 58. THD+N vs. output power
Figure 60. THD+N vs. output power
Figure 62. THD+N vs. frequency
1E-3
0.01
1E-3
1E-3
0.01
0.01
0.1
10
0.1
0.1
10
10
1
1E-3
1E-3
1
1
20
RL = 8 Ω
Av = 1
Cb = 0
Bw < 125kHz
Tamb = 25 ° C
RL = 16 Ω
Vcc = 2.6V
Av = 1, Cb = 0
BW < 125kHz
Tamb = 25 ° C
RL = 8 Ω
Vcc = 2.6V
Av = 1, Cb = 0
BW < 125kHz
Tamb = 25 ° C
F=20Hz
100
Output Power (W)
Output Power (W)
Vcc=2.6V, Po=225mW
0.01
Frequency (Hz)
0.01
F=20Hz
F=1kHz
F=1kHz
1000
F=20kHz
F=20kHz
Vcc=5V, Po=850mW
0.1
0.1
10000
TS4994
20k