TS489IQT STMicroelectronics, TS489IQT Datasheet - Page 18

• Manufacturer Part Number: TS489IQT
• Description: IC AMP AUDIO PWR .13W STER 8DFN
• Manufacturer: STMicroelectronics
• Type: Class ABr

Specifications of TS489IQT

• Output Type: Headphones, 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 130mW x 2 @ 16 Ohm
• Voltage - Supply: 2.2 V ~ 5.5 V
• Features: Depop, Short-Circuit Protection, Standby
• Mounting Type: Surface Mount
• Package / Case: 8-DFN
• For Use With: 497-6363 - BOARD DEMO FOR TS489
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-5991-2

Electrical characteristics
18/32
Figure 56. Output power vs. power supply
Figure 58. Output voltage swing vs. power
Figure 60. Current consumption vs. standby
2.5
2.0
1.5
1.0
0.5
0.0
240
200
160
120
80
40
6
5
4
3
2
1
0
0.0
0
2
2
T
R
T
BW=20Hz-120kHz
AMB
AMB
L
=16
=25°C
=25°C
voltage
supply voltage
voltage
Ω
0.5
, F=1kHz
3
3
Power Supply Voltage (V)
Power Supply Voltage (V)
Standby Voltage (V)
1.0
RL=16
4
4
1.5
THD+N=1%
Ω
TS488, T
TS488, T
TS488, T
5
THD+N=10%
5
2.0
AMB
RL=32
AMB
AMB
V
CC
=-40°C
=85°C
=25°C
=2.5V
Ω
2.5
6
6
Figure 57. Output power vs. power supply
Figure 59. Current consumption vs. power
Figure 61. Current consumption vs. standby
2.5
2.0
1.5
1.0
0.5
0.0
140
120
100
80
60
40
20
3
2
1
0
0.0
0
2
2
No Loads
R
T
BW=20Hz-120kHz
AMB
L
=32
=25°C
voltage
supply voltage
voltage
Ω
0.5
, F=1kHz
3
3
Power Supply Voltage (V)
T
Power Supply Voltage (V)
AMB
Standby Voltage (V)
= 85°C
1.0
4
4
THD+N=1%
1.5
T
T
TS489, T
TS489, T
TS489, T
AMB
AMB
= 25°C
= -40°C
5
TS488-TS489
THD+N=10%
5
2.0
AMB
AMB
AMB
V
CC
=85°C
=-40°C
=25°C
=2.5V
2.5
6
6