TS4990IST STMicroelectronics, TS4990IST Datasheet - Page 15

IC AMP AUDIO PWR 1.2W MONO 8MSOP

TS4990IST

Manufacturer Part Number
TS4990IST
Description
IC AMP AUDIO PWR 1.2W MONO 8MSOP
Manufacturer
STMicroelectronics
Type
Class ABr
Datasheet

Specifications of TS4990IST

Output Type
1-Channel (Mono)
Max Output Power X Channels @ Load
1.2W x 1 @ 8 Ohm
Voltage - Supply
2.2 V ~ 5.5 V
Features
Depop, Differential Inputs, Standby, Thermal Protection
Mounting Type
Surface Mount
Package / Case
8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
For Use With
497-6383 - BOARD DEMO FOR TS4990
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
497-4451-2
TS4990
Figure 44. THD + N vs. output power
10
RL = 16 Ω
F = 20kHz
Av = 2
Cb = 1 μ F
Vcc=2.2V
1
BW < 125kHz
Tamb = 25 ° C
Vcc=2.6V
0.1
Vcc=3.3V
0.01
1E-3
0.01
Output Power (W)
Figure 46. THD + N vs. output power
10
RL = 4 Ω
F = 20kHz
Av = 2
Cb = 1 μ F
Vcc=2.2V
BW < 125kHz
Tamb = 25 ° C
Vcc=2.6V
1
0.1
1E-3
0.01
Output Power (W)
Figure 48. THD + N vs. output power
10
RL = 16 Ω
F = 1kHz
Av = 2
Cb = 1 μ F
1
Vcc=2.2V
BW < 125kHz
Tamb = 25 ° C
Vcc=2.6V
Vcc=3.3V
0.1
0.01
1E-3
0.01
Output Power (W)
Figure 45. THD + N vs. output power
0.1
Vcc=5V
0.01
0.1
1
Figure 47. THD + N vs. output power
10
0.1
Vcc=5V
Vcc=3.3V
0.1
1
Figure 49. THD + N vs. output power
10
0.1
Vcc=5V
0.1
1
Electrical characteristics
10
RL = 8 Ω
F = 1kHz
Av = 2
Cb = 1 μ F
1
BW < 125kHz
Vcc=2.2V
Tamb = 25 ° C
Vcc=2.6V
Vcc=3.3V
Vcc=5V
1E-3
0.01
0.1
Output Power (W)
RL = 4 Ω
F = 1kHz
Av = 2
Cb = 1 μ F
Vcc=2.2V
BW < 125kHz
1
Tamb = 25 ° C
Vcc=2.6V
Vcc=3.3V
1E-3
0.01
0.1
Output Power (W)
RL = 8 Ω
F = 20kHz
Av = 2
Cb = 1 μ F
BW < 125kHz
Vcc=2.2V
1
Tamb = 25 ° C
Vcc=2.6V
Vcc=3.3V
Vcc=5V
1E-3
0.01
0.1
Output Power (W)
1
Vcc=5V
1
1
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