TS4890IQT STMicroelectronics, TS4890IQT Datasheet - Page 17

• Manufacturer Part Number: TS4890IQT
• Description: IC AMP AUDIO PWR 1W MONO AB 8DFN
• Manufacturer: STMicroelectronics
• Type: Class ABr

Specifications of TS4890IQT

• 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, Standby, Thermal Protection
• 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

Fig. 67 : THD + N vs Frequency
Fig. 69 : THD + N vs Frequency
Fig. 71 : THD + N vs Frequency
0.1
0.1
0.1
1
1
1
20
20
20
Cb = 1µF
Cb = 1µF
100
100
100
Cb = 1µF
Cb = 0.1µF
Cb = 0.1µF
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
Cb = 0.1µF
1000
1000
1000
RL = 8 , Vcc = 3.3V
Gv = 2
Pout = 400mW
BW < 125kHz
Tamb = 25°C
RL = 8 , Vcc = 3.3V
Gv = 10
Pout = 400mW
BW < 125kHz
Tamb = 25°C
RL = 8 , Vcc = 5V
Gv = 10
Pout = 900mW
BW < 125kHz
Tamb = 25°C
10000
10000
10000
Fig. 68 : THD + N vs Frequency
Fig. 70 : THD + N vs Frequency
Fig. 72 : THD + N vs Frequency
0.1
0.1
0.1
1
1
1
20
20
20
Cb = 1µF
100
100
100
Cb = 1µF
Cb = 0.1µF
Cb = 0.1µF
Cb = 0.1µF
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
Cb = 1µF
1000
1000
1000
RL = 8 , Vcc = 3.3V
Gv = 10
Pout = 200mW
BW < 125kHz
Tamb = 25°C
RL = 8 , Vcc = 3.3V
Gv = 2
Pout = 200mW
BW < 125kHz
Tamb = 25°C
RL = 8 , Vcc = 5V
Gv = 10
Pout = 450mW
BW < 125kHz
Tamb = 25°C
10000
10000
10000
TS4890
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