AD1994ACPZ Analog Devices Inc, AD1994ACPZ Datasheet - Page 14

• Manufacturer Part Number: AD1994ACPZ
• Description: IC AMP AUDIO PWR 25W 64LFCSP
• Manufacturer: Analog Devices Inc
• Type: Class Dr

Specifications of AD1994ACPZ

• Output Type: 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 25W x 2 @ 6 Ohm
• Voltage - Supply: 4.5 V ~ 5.5 V
• Features: Depop, Mute, Short-Circuit and Thermal Protection
• Mounting Type: Surface Mount
• Package / Case: 64-LFCSP
• Operational Class: Class-D
• Audio Amplifier Output Configuration: 1-Channel Mono/2-Channel Stereo
• Output Power (typ): 50x1@3Ohm/25x2@6OhmW
• Audio Amplifier Function: Speaker
• Total Harmonic Distortion: 0.003@1W%
• Single Supply Voltage (typ): Not RequiredV
• Dual Supply Voltage (typ): 5/20V
• Supply Current (max): 260@12V/27@5V/7@5VmA
• Power Supply Requirement: Triple
• Rail/rail I/o Type: No
• Power Supply Rejection Ratio: 65dB
• Single Supply Voltage (min): Not RequiredV
• Single Supply Voltage (max): Not RequiredV
• Dual Supply Voltage (min): 4.5/6.5V
• Dual Supply Voltage (max): 5.5/22.5V
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 64
• Package Type: LFCSP EP
• For Use With: EVAL-AD1994EBZ - BOARD EVAL FOR AD1994
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD1994
Figure 40. Power Efficiency vs. Output Power, Stereo Mode, PVDD = 18 V
100
90
80
70
60
50
40
30
20
10
10
0
0.1
9
8
7
6
5
4
3
2
1
0
0
Output Power, Stereo Mode, PVDD = 18 V
Figure 41. On-Chip Power Dissipation vs.
5
OUTPUT POWER PER CHANNEL (W)
OUTPUT POWER PER CHANNEL (W)
10
2 x8Ω LOAD
15
1
20
2 x8Ω LOAD
2 x4Ω LOAD
25
2 x4Ω LOAD
2 x6Ω LOAD
30
2 x6Ω LOAD
10
35
40
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Figure 43. Power Efficiency vs. Output Power, Mono Mode, PVDD = 18 V
100
20
18
16
14
12
10
90
80
70
60
50
40
30
20
10
8
6
4
2
0
0
0.1
0
10
Output Power, Mono Mode, PVDD = 18 V
Figure 42. On-Chip Power Dissipation vs.
20
OUTPUT POWER (W)
1 x4Ω LOAD
OUTPUT POWER (W)
1
30
40
1 x4Ω LOAD
1 x2Ω LOAD
50
10
1 x2Ω LOAD
1 x3Ω LOAD
60
1 x3Ω LOAD
70
80