AS1703 austriamicrosystems, AS1703 Datasheet - Page 8

• Manufacturer Part Number: AS1703
• Description: IC AMP AUDIO MONO 1.8W 10-MSOP
• Manufacturer: austriamicrosystems
• Type: Class ABr

Specifications of AS1703

• Output Type: 1-Channel (Mono)
• Max Output Power X Channels @ Load: 1.8W x 1 @ 4 Ohm
• Voltage - Supply: 2.7 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
• No. Of Channels: 1
• Output Power: 1.8W
• Supply Voltage Range: 2.7V To 5.5V
• Load Impedance: 4ohm
• Operating Temperature Range: -40°C To +85°C
• Amplifier Case Style: MSOP
• No. Of Pins: 10
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AS1702 - AS1705
Data Sheet
Figure 15. THD + Noise vs. Output Power;
V
Figure 17. Output Power vs. Load Resistance;
V
Figure 19. Output Power vs. Supply Voltage;
R
www.austriamicrosystems.com
DD
DD
L
= 4Ω
2.5
1.5
0.5
0.01
= 5V, R
= 3V
900
800
700
600
500
400
300
200
100
0.1
3
2
1
0
10
2.5
1
0
0
1
L
- Ty p i c a l O p e r a t i n g C h a r a c t e r i s t i c s
= 4Ω, Av = 4
P
0.4
OUT
P
Load Resistance ( Ω )
Supply Voltage (V)
OUT
@ THD = 1%
3.5
Output Power (W)
@ 10% (W)
0.8
P
OUT
10
f
IN
1.2
@ THD = 10%
= 1kHz
P
f
IN
OUT
4.5
= 100Hz
@ 1% (W)
1.6
2
5.5
100
Revision 1.47
Figure 16. THD + Noise vs. Output Power;
V
Figure 18. Output Power vs. Load Resistance;
V
Figure 20. Output Power vs. Supply Voltage;
R
DD
DD
L
= 8Ω
0.01
= 5V, R
= 5V
2.4
1.6
1.2
0.8
0.4
1.8
1.6
1.4
1.2
0.8
0.6
0.4
0.2
0.1
10
2
0
2
1
0
1
2.5
1
0
L
0.2 0.4 0.6 0.8
= 8Ω, Av = 4
P
P
OUT
OUT
Load Resistance ( Ω )
Supply Voltage (V)
Output Power (W)
@ THD = 1%
3.5
@ 10% (W)
P
OUT
f
IN
P
10
@ THD = 10%
OUT
= 1kHz
f
IN
= 100Hz
@ 1% (W)
1
4.5
1.2 1.4 1.6
100
5.5
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