TS4994IST STMicroelectronics, TS4994IST Datasheet - Page 11
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
TS4994
Figure 15. Power derating curves
Figure 17. Open loop gain vs. frequency
Figure 19. Closed loop gain vs. frequency
-20
-40
-10
-20
-30
-40
60
40
20
10
0.6
0.4
0.2
0.0
0
0
0.1
0.1
0
Vcc = 3.3V
ZL = 8 Ω + 500pF
Tamb = 25 ° C
Vcc = 5V
Av = 1
ZL = 8 Ω + 500pF
Tamb = 25 ° C
Gain
AMR Value
1
1
25
Phase
Ambiant Temperature ( C)
Frequency (kHz)
Frequency (kHz)
10
10
Gain
50
100
100
Nominal Value
75
Phase
1000
1000
100
10000
10000
0
-40
-80
-120
-160
-200
0
-40
-80
-120
-160
-200
125
Figure 16. Open loop gain vs. frequency
Figure 18. Open loop gain vs. frequency
Figure 20. Closed loop gain vs. frequency
-10
-20
-30
-40
-20
-40
10
-20
-40
60
40
20
60
40
20
0
0
0.1
0
0.1
0.1
Vcc = 3.3V
Av = 1
ZL = 8 Ω + 500pF
Tamb = 25 ° C
Vcc = 5V
ZL = 8 Ω + 500pF
Tamb = 25 ° C
Vcc = 2.6V
ZL = 8 Ω + 500pF
Tamb = 25 ° C
Gain
1
1
1
Phase
Phase
Frequency (kHz)
Frequency (kHz)
Frequency (kHz)
10
10
10
Gain
Gain
Electrical characteristics
100
100
100
Phase
1000
1000
1000
10000
10000
10000
0
-40
-80
-120
-160
-200
0
-40
-80
-120
-160
-200
0
-40
-80
-120
-160
-200
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