TS487IQT STMicroelectronics, TS487IQT Datasheet - Page 10

• Manufacturer Part Number: TS487IQT
• Description: IC AMP AUDIO PWR .108W STER 8DFN
• Manufacturer: STMicroelectronics
• Type: Class ABr

Specifications of TS487IQT

• Output Type: Headphones, 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 108mW x 2 @ 16 Ohm
• Voltage - Supply: 2 V ~ 5.5 V
• Features: Depop, Short-Circuit Protection, Standby
• Mounting Type: Surface Mount
• Package / Case: 8-DFN
• Operational Class: Class-AB
• Audio Amplifier Output Configuration: 2-Channel Stereo
• Output Power (typ): 0.108x2@16OhmW
• Audio Amplifier Function: Headphone
• Input Offset Voltage: 1(Typ)@5VmV
• Input Bias Current: 200nA
• Total Harmonic Distortion: 0.3@16Ohm@90mW%
• Single Supply Voltage (typ): 3/5V
• Dual Supply Voltage (typ): Not RequiredV
• Supply Current (max): 2.5@5VmA
• Power Supply Requirement: Single
• Power Dissipation: 1.79W
• Unity Gain Bandwidth Product (typ): 1.1MHz
• Rail/rail I/o Type: No
• Power Supply Rejection Ratio: 58dB
• Single Supply Voltage (min): 2V
• Single Supply Voltage (max): 5.5V
• Dual Supply Voltage (min): Not RequiredV
• Dual Supply Voltage (max): Not RequiredV
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 8
• Package Type: DFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TS486-TS487
Fig. 7: Open Loop Gain and Phase vs
Frequency
Fig. 9: Open Loop Gain and Phase vs
Frequency
Fig. 11: Current Consumption vs Power Supply
Voltage
10/31
-20
-40
-20
-40
80
60
40
20
80
60
40
20
0
0
0.1
0.1
2.0
1.5
1.0
0.5
0.0
0
Phase
Phase
No load
Ta=85 C
1
1
Gain
Gain
1
Power Supply Voltage (V)
Frequency (kHz)
10
10
Frequency (kHz)
2
100
Ta=25 C
100
3
Vcc = 5V
RL = 600
Tamb = 25 C
1000
Vcc = 2V
ZL = 32
Tamb = 25 C
1000
Ta=-40 C
4
10000
10000
180
160
140
120
100
80
60
40
20
0
-20
180
160
140
120
100
80
60
40
20
0
-20
5
Fig. 8: Open Loop Gain and Phase vs
Frequency
Fig. 10: Open Loop Gain and Phase vs
Frequency
Fig. 12: Current Consumption vs Standby
Voltage
-20
-40
-20
-40
80
60
40
20
80
60
40
20
0
0
0.1
0.1
2.0
1.5
1.0
0.5
0.0
0
Phase
Phase
1
1
Gain
Gain
1
Frequency (kHz)
Frequency (kHz)
10
10
Standby Voltage (V)
Ta=-40 C
2
100
Ta=25 C
100
Vcc = 2V
ZL = 32 +400pF
Tamb = 25 C
3
Vcc = 2V
RL = 600
Tamb = 25 C
Ta=85 C
1000
1000
4
10000
TS486
Vcc = 5V
No load
10000
180
160
140
120
100
80
60
40
20
0
-20
180
160
140
120
100
80
60
40
20
0
-20
5