NCP4894DMR2G ON Semiconductor, NCP4894DMR2G Datasheet - Page 8

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NCP4894DMR2G

Manufacturer Part Number
NCP4894DMR2G
Description
IC AMP AUDIO PWR 1W DIFF MICRO10
Manufacturer
ON Semiconductor
Type
Class ABr
Datasheet

Specifications of NCP4894DMR2G

Output Type
1-Channel (Mono)
Max Output Power X Channels @ Load
1.8W x 1 @ 8 Ohm
Voltage - Supply
2.2 V ~ 5.5 V
Features
Depop, Differential Inputs, Short-Circuit and Thermal Protection, Shutdown
Mounting Type
Surface Mount
Package / Case
10-MSOP, Micro10™, 10-uMAX, 10-uSOP
Operational Class
Class-AB
Audio Amplifier Output Configuration
1-Channel Mono
Output Power (typ)
1.08x1@8OhmW
Audio Amplifier Function
Speaker
Total Harmonic Distortion
0.006@8Ohm@1000mW%
Single Supply Voltage (typ)
3/5V
Dual Supply Voltage (typ)
Not RequiredV
Power Supply Requirement
Single
Rail/rail I/o Type
No
Power Supply Rejection Ratio
85dB
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
10
Package Type
Micro
Amplifier Class
AB
No. Of Channels
2
Output Power
1.8W
Supply Voltage Range
2.2V To 5.5V
Load Impedance
8ohm
Operating Temperature Range
-40°C To +85°C
Amplifier Case Style
SMD
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
NCP4894DMR2G
NCP4894DMR2GOSTR
0.001
−100
2000
1800
1600
1400
1200
1000
0.01
−10
−20
−30
−40
−50
−60
−70
−80
−90
800
600
400
200
0.1
10
1
0
0
100
0
2.5
VP = 3 V
R
V
Inputs grounded with 10 W
Av = 1
Cb = 1 mF
R
f = 1 kHz
ripple
L
L
= 8 W
Figure 9. THDN versus Output Power
= 8 W
Figure 11. THDN versus Output Power
3.0
= 200 mV pk=pk
Figure 13. PSRR @ VP = 3 V
100
OUTPUT POWER (mW)
1000
3.5
POIWER SUPPLY (V)
THD+N = 10%
FREQUENCY (Hz)
VP = 2.6 V
R
f = 1 kHz
L
4.0
= 8 W
TYPICAL PERFORMANCE CHARACTERISTICS
200
THD+N = 1%
10000
4.5
5.0
300
http://onsemi.com
100000
NCP4894
5.5
8
0.001
0.01
−100
−100
0.1
−10
−20
−30
−40
−50
−60
−70
−80
−90
−10
−20
−30
−40
−50
−60
−70
−80
−90
10
1
0
100
0
100
0
VP = 5 V
R
V
Inputs grounded with 10 W
Av = 1
Cb = 1 mF
VP = 2.2 V
R
V
Inputs grounded with 10 W
Av = 1
Cb = 1 mF
ripple
L
ripple
L
Figure 10. THDN versus Output Power
= 8 W
= 8 W
200
= 200 mV pk−pk
= 200 mV pk−pk
Figure 14. PSRR @ VP = 2.2 V
Figure 12. PSRR @ VP = 5 V
OUTPUT POWER (mW)
1000
1000
FREQUENCY (Hz)
FREQUENCY (Hz)
400
VP = 3.6 V
R
f = 1 kHz
L
= 4 W
600
10000
10000
800
100000
100000
1000

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