TS4890IQT STMicroelectronics, TS4890IQT Datasheet - Page 16

• 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

TS4890
Fig. 61 : THD + N vs Frequency
Fig. 63 : THD + N vs Frequency
Fig. 65 : THD + N vs Frequency
16/32
0.1
0.1
0.1
1
1
1
20
20
20
RL = 4 , Vcc = 2.6V
Gv = 2
Cb = 1µF
BW < 125kHz
Tamb = 25°C
RL = 4 , Vcc = 2.2V
Gv = 2
Cb = 1 F
BW < 125kHz
Tamb = 25 C
100
100
100
Cb = 0.1µF
Cb = 1µF
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
1000
1000
1000
Pout = 175mW
Pout = 240mW
Pout = 120mW
Pout = 88mW
RL = 8
Vcc = 5V
Gv = 2
Pout = 900mW
BW < 125kHz
Tamb = 25°C
10000
10000
10000
Fig. 62 : THD + N vs Frequency
Fig. 64 : THD + N vs Frequency
Fig. 66 : THD + N vs Frequency
0.1
0.1
0.1
1
1
1
20
20
20
RL = 4 , Vcc = 2.2V
Gv = 10
Cb = 1 F
BW < 125kHz
Tamb = 25 C
100
100
100
Pout = 240 & 120mW
Cb = 0.1µF
Cb = 1µF
Pout = 88mW
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
Pout = 175mW
1000
1000
1000
RL = 4 , Vcc = 2.6V
Gv = 10
Cb = 1µF
BW < 125kHz
Tamb = 25°C
RL = 8
Vcc = 5V
Gv = 2
Pout = 450mW
BW < 125kHz
Tamb = 25°C
10000
10000
10000