TS4995EIJT STMicroelectronics, TS4995EIJT Datasheet - Page 18
TS4995EIJT
Manufacturer Part Number
TS4995EIJT
Description
IC AMP AUDIO PWR 1.2W 9FLIPCHIP
Manufacturer
STMicroelectronics
Type
Class ABr
Datasheet
1.TS4995EIJT.pdf
(26 pages)
Specifications of TS4995EIJT
Output Type
1-Channel (Mono)
Max Output Power X Channels @ Load
1.2W x 1 @ 8 Ohm
Voltage - Supply
2.5 V ~ 5.5 V
Features
Depop, Differential Inputs, Standby, Thermal Protection
Mounting Type
Surface Mount
Package / Case
9-FlipChip
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
497-6101-2
Application information
4.4
18/26
Figure 56. -3 dB lower cut-off frequency vs. input capacitance
Power dissipation and efficiency
Assumptions:
●
●
The output voltage is:
and
and
Therefore, the average current delivered by the supply voltage is:
Equation 1
The power delivered by the supply voltage is:
Equation 2
Load voltage and current are sinusoidal (V
Supply voltage is a pure DC source (V
100
10
0.1
Typical Input
Impedance
P
supply
Icc AVG = 2
P
= V
V
out
I
out
out
Input Capacitor Cin (
CC
Maximum Input
Impedance
=
= V
=
V
-------------------- - (W)
I
CC
ccAVG
V
------------ - (A)
peak
2R
R
peak
out
V
---------------- - (A)
)
L
L
πR
peak
out
2
(W)
sinωt (V)
L
and I
out
μ
Minimum Input
Impedance
0.5
F)
All gain setting
Tamb=25
)
°
C
1
TS4995