TS4995EIJT STMicroelectronics, TS4995EIJT Datasheet - Page 18

IC AMP AUDIO PWR 1.2W 9FLIPCHIP

TS4995EIJT

Manufacturer Part Number
TS4995EIJT
Description
IC AMP AUDIO PWR 1.2W 9FLIPCHIP
Manufacturer
STMicroelectronics
Type
Class ABr
Datasheet

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

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