ISL54004IRTZ Intersil, ISL54004IRTZ Datasheet - Page 12

IC AMP AUDIO PWR 1.23W AB 20TQFN

ISL54004IRTZ

Manufacturer Part Number
ISL54004IRTZ
Description
IC AMP AUDIO PWR 1.23W AB 20TQFN
Manufacturer
Intersil
Type
Class ABr
Datasheet

Specifications of ISL54004IRTZ

Output Type
1-Channel (Mono) with Stereo Headphones
Max Output Power X Channels @ Load
1.23W x 1 @ 8 Ohm; 215mW x 2 @ 16 Ohm
Voltage - Supply
2.7 V ~ 5.5 V
Features
Depop, Shutdown, Thermal Protection
Mounting Type
Surface Mount
Package / Case
20-TQFN
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Typical Performance Curves
Die Characteristics
SUBSTRATE POTENTIAL (POWERED UP):
PROCESS:
GND
Submicron CMOS
FIGURE 23. POWER DISSIPATION vs OUTPUT POWER
700
600
500
400
300
200
100
-20
-22
-24
-26
-28
-30
-32
-34
-36
-38
-40
-42
-44
-46
-48
-50
-52
-54
-56
-58
-60
-62
-64
-66
-68
-70
0
0
10
V
BTL
R
V
BTL
V
DD
L
DD
RIPPLE
FIGURE 21. PSRR vs FREQUENCY
20
= 8Ω
= 5V
= 5V
= 200MV
50
250
100 200
FREQUENCY (Hz)
P-P
12
P
OUT
500
500 1k
(mW)
T
2k
A
750
= +25°C, Unless Otherwise Specified (Continued)
5k
10k
1000
20k
ISL54004
FIGURE 24. POWER DISSIPATION vs OUTPUT POWER
-20
-25
-30
-35
-40
-45
-50
-55
-60
-65
-70
-75
-80
-85
-90
400
350
300
250
200
150
100
50
0
10
V
V
SE
0
RIPPLE
DD
V
BTL
R
20
DD
L
= 5V
FIGURE 22. PSRR vs FREQUENCY
= 8Ω
= 3.6V
= 200mV
100
50
100 200
P-P
FREQUENCY (Hz)
200
P
OUT
HPR
500
HPL
(mW)
300
1k
2k
400
5k
October 30, 2007
10k
FN6513.2
20k
500

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