TS4890IDT STMicroelectronics, TS4890IDT Datasheet - Page 21

IC AMP AUDIO PWR 1W MONO 8SOIC

TS4890IDT

Manufacturer Part Number
TS4890IDT
Description
IC AMP AUDIO PWR 1W MONO 8SOIC
Manufacturer
STMicroelectronics
Type
Class ABr
Datasheet

Specifications of TS4890IDT

Output Type
1-Channel (Mono)
Max Output Power X Channels @ Load
1W x 1 @ 8 Ohm
Voltage - Supply
2.5 V ~ 5.5 V
Features
Depop, Standby, Thermal Protection
Mounting Type
Surface Mount
Package / Case
8-SOIC (3.9mm Width)
Operational Class
Class-A
Audio Amplifier Output Configuration
1-Channel Mono
Output Power (typ)
1x1@8OhmW
Audio Amplifier Function
Speaker
Total Harmonic Distortion
0.15@8Ohm@250mW%
Single Supply Voltage (typ)
3/5V
Dual Supply Voltage (typ)
Not RequiredV
Supply Current (max)
8@5VmA
Power Supply Requirement
Single
Unity Gain Bandwidth Product (typ)
2MHz
Rail/rail I/o Type
Rail to Rail Output
Power Supply Rejection Ratio
77dB
Single Supply Voltage (min)
2.2V
Single Supply Voltage (max)
5.5V
Dual Supply Voltage (min)
Not RequiredV
Dual Supply Voltage (max)
Not RequiredV
Operating Temp Range
-40C to 85C
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
8
Package Type
SOIC
For Use With
497-6363 - BOARD DEMO FOR TS489
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
TS4890IDT
Manufacturer:
ST
0
Part Number:
TS4890IDT
Manufacturer:
ST
Quantity:
20 000
Part Number:
TS4890IDT
Manufacturer:
ST
Quantity:
18 759
Fig. 91 : Signal to Noise Ratio vs Power Supply
with Weighted Filter type A
Fig. 93 : Frequency Response Gain vs Cin, &
Cfeed
Fig. 95 : Current Consumption vs Standby
Voltage @ Vcc = 5V
110
100
-10
-15
-20
-25
10
-5
90
80
70
60
5
0
7
6
5
4
3
2
1
0
10
0.0
2.2
0.5
2.5
Cin = 82nF
1.0
RL=16
3.0
1.5
100
Cin = 22nF
Cin = 470nF
Frequency (Hz)
2.0
3.5
Vcc (V)
Vstandby (V)
2.5
RL=8
Cfeed = 330pF
3.0
Cfeed = 680pF
1000
4.0
Rin = Rfeed = 22k
Tamb = 25 C
Cfeed = 2.2nF
3.5
RL=4
Gv = 2
Cb = Cin = 1 F
THD+N < 0.4%
Tamb = 25 C
Vcc = 5V
Tamb = 25 C
4.0
4.5
4.5
10000
5.0
5.0
Fig. 92 : Signal to Noise Ratio vs Power Supply
with Weighted Filter Type A
Fig. 94 : Current Consumption vs Power
Supply Voltage (no load)
Fig. 96 : Current Consumption vs Standby
Voltage @ Vcc = 3.3V
100
90
80
70
60
2.2
7
6
5
4
3
2
1
0
6
5
4
3
2
1
0
0.0
0
Vstandby = Vcc
Tamb = 25 C
2.5
0.5
RL=16
1
3.0
1.0
2
Vstandby (V)
RL=4
3.5
Vcc (V)
1.5
Vcc (V)
2.0
3
4.0
RL=8
Gv = 10
Cb = Cin = 1 F
THD+N < 0.4%
Tamb = 25 C
2.5
Vcc = 3.3V
Tamb = 25 C
4.5
4
3.0
TS4890
5.0
5
21/32

Related parts for TS4890IDT