TS421IQT STMicroelectronics, TS421IQT Datasheet - Page 20

• Manufacturer Part Number: TS421IQT
• Description: IC AMP AUDIO PWR .367W MONO 8DFN
• Manufacturer: STMicroelectronics
• Type: Class ABr

Specifications of TS421IQT

• Output Type: 1-Channel (Mono)
• Max Output Power X Channels @ Load: 367mW x 1 @ 16 Ohm
• Voltage - Supply: 2 V ~ 5.5 V
• Features: Differential Inputs, Short-Circuit Protection, Standby
• Mounting Type: Surface Mount
• Package / Case: 8-DFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-8103-2; TS421IQT

TS419-TS421
Fig. 62: THD + N vs Output Power
Fig. 64: THD + N vs Output Power
Fig. 66: THD + N vs Frequency
20/32
0.01
0.1
0.1
10
10
1
1
20
1
1
RL = 8
F = 20kHz
Av = 4
Cb = 1 F
BW < 125kHz
Tamb = 25 C
RL = 32
F = 20kHz
Av = 4
Cb = 1 F
BW < 125kHz
Tamb = 25 C
RL=16
Av=4
Cb = 1 F
Bw < 125kHz
Tamb = 25 C
100
Vcc=2.5V
Vcc=2V
Vcc=2.5V
10
Vcc=2V, Po=20mW
Vcc=2V
Output Power (mW)
Frequency (Hz)
Output Power (mW)
10
Vcc=3.3V
Vcc=3.3V
1000
Vcc=5V, Po=220mW
100
Vcc=5V
Vcc=5V
100
10000
20k
Fig. 63: THD + N vs Output Power
Fig. 65: THD + N vs Frequency
Fig. 67: THD + N vs Frequency
0.01
0.01
0.1
0.1
0.1
10
1
20
20
1
RL=32
Av=4
Cb = 1 F
Bw < 125kHz
Tamb=25 C
RL=8
Av=4
Cb = 1 F
Bw < 125kHz
Tamb = 25 C
RL = 16
F = 20kHz
Av = 4
Cb = 1 F
BW < 125kHz
Tamb = 25 C
Vcc=5V, Po=150mW
100
100
Vcc=2.5V
Vcc=2V, Po=28mW
Vcc=2V
Vcc=2V, Po=13mW
10
Frequency (Hz)
Frequency (Hz)
Output Power (mW)
1000
1000
Vcc=5V, Po=300mW
Vcc=3.3V
100
Vcc=5V
10000
10000
20k
20k