MAX4295ESE Maxim Integrated Products, MAX4295ESE Datasheet - Page 6

• Manufacturer Part Number: MAX4295ESE
• Description: Audio Amplifiers
• Manufacturer: Maxim Integrated Products

Specifications of MAX4295ESE

• Product: Class-D
• Output Power: 2 W x 1 at 4 Ohms
• Output Type: 1-Channel Mono
• Available Set Gain: 115 dB
• Thd Plus Noise: 0.4 % at 4 Ohms at 1000 mW
• Operating Supply Voltage: 3 V, 5 V
• Maximum Power Dissipation: 696 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: SOIC-16 Narrow
• Audio Load Resistance: 8 Ohms
• Input Offset Voltage: 0.5 m V (Typ) at 5 V
• Input Signal Type: Single
• Minimum Operating Temperature: - 40 C
• Output Signal Type: Differential
• Supply Type: Single
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.7 V
• Lead Free Status / Rohs Status: No

Mono, 2W, Switch-Mode (Class D)
Audio Power Amplifier
(V
6
CC
100
_______________________________________________________________________________________
90
80
70
60
50
40
30
20
10
= PV
0
0
CC
vs. OUTPUT POWER (f
125kHz
0.5
= +3V, input amplifier gain = -1, SHDN = V
100
1MHz
100
500kHz
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
0
0
OUTPUT POWER (W)
250kHz
EFFICIENCY
0
0
1.0
250kHz
vs. OUTPUT POWER (f
vs. OUTPUT POWER (f
125kHz
125kHz
500kHz
0.05
1.5
0.2
V
OUTPUT POWER (W)
R
OUTPUT POWER (W)
IN
CC
L
EFFICIENCY
250kHz
EFFICIENCY
= 4Ω
= 1kHz)
= +5V
1MHz
2.0
0.10
0.4
500kHz
2.5
IN
IN
0.15
= 1kHz)
= 1kHz)
0.6
V
R
V
R
CC
L
CC
L
= 4Ω
1MHz
= 32Ω
= +3V
= +3V
Typical Operating Characteristics (continued)
100
90
80
70
60
50
40
30
20
10
0
0.20
0.8
0
CC
vs. OUTPUT POWER (f
500kHz
0.3
125kHz
, T
1MHz
A
OUTPUT POWER (W)
0.6
= +25°C, unless otherwise noted.)
EFFICIENCY
250kHz
0.9
1.2
IN
= 1kHz)
V
R
CC
L
= 8Ω
1.5
= +5V
100
10
90
80
70
60
50
40
30
20
10
8
6
4
2
0
0
1.8
0
0
A: f
B: f
C: f
D: f
500kHz
OSC
OSC
vs. OUTPUT POWER (f
OSC
OSC
125kHz
= 125kHz
= 250kHz
1
= 500kHz
= 1MHz
0.2
vs. SUPPLY VOLTAGE
100
90
80
70
60
50
40
30
20
10
SUPPLY CURRENT
250kHz
SUPPLY VOLTAGE (V)
0
OUTPUT POWER (W)
EFFICIENCY
0
2
250kHz
vs. OUTPUT POWER (f
0.4
0.1
3
125kHz
1MHz
OUTPUT POWER (W)
IN
EFFICIENCY
4
= 1kHz)
0.2
0.6
V
R
500kHz
CC
L
= 8Ω
= +3V
D
5
C
B
0.3
A
0.8
1MHz
IN
= 1kHz)
V
R
CC
L
0.4
= 32Ω
= +5V
0.5