TS421IST STMicroelectronics, TS421IST Datasheet - Page 22
![IC AMP AUDIO PWR .367W AB 8MSOP](/photos/6/99/69942/497-8-msop_series_sml.jpg)
TS421IST
Manufacturer Part Number
TS421IST
Description
IC AMP AUDIO PWR .367W AB 8MSOP
Manufacturer
STMicroelectronics
Type
Class ABr
Datasheet
1.TS419IDT.pdf
(32 pages)
Specifications of TS421IST
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-MSOP, Micro8™, 8-uMAX, 8-uSOP,
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
497-4449-2
TS419-TS421
Fig. 74: PSRR vs Bypass Capacitor
Fig. 76: PSRR vs Bypass Capacitor
22/32
-10
-20
-30
-40
-50
-60
-10
-20
-30
-40
-50
-60
0
0
Vripple = 200mVpp
Av = 4
Input = Grounded
Cb = 10 F
Cin = 1 F
RL >= 16
Tamb = 25 C
100
100
Vcc = 5V, 3.3V & 2.5V
Vcc = 5V, 3.3V & 2.5V
Vripple = 200mVpp
Av = 4
Input = Grounded
Cb = Cin = 1 F
RL >= 16
Tamb = 25 C
1000
1000
Frequency (Hz)
Frequency (Hz)
Vcc = 2V
Vcc = 2V
10000
10000
100000
100000
Fig. 75: PSRR vs Bypass Capacitor
-10
-20
-30
-40
-50
-60
0
Vripple = 200mVpp
Av = 4
Input = Grounded
Cb = 4.7 F
Cin = 1 F
RL >= 16
Tamb = 25 C
100
Vcc = 5V, 3.3V & 2.5V
1000
Frequency (Hz)
Vcc = 2V
10000
100000