MAX4364_11 Datasheet, PDF (8/14 Pages) Maxim Integrated Products – 1.4W and 1W, Ultra-Small, Audio Power Amplifiers with Shutdown

1.4W and 1W, Ultra-Small, Audio Power
Amplifiers with Shutdown
Typical Operating Characteristics (continued)
(V_CC = 5V, THD+N measurement bandwidth = 22Hz to 22kHz, T_A = +25°C, unless otherwise noted.)
MAX4365
SHUTDOWN SUPPLY CURRENT
vs. SUPPLY VOLTAGE
12
10
MAX4365
SHUTDOWN SUPPLY CURRENT
vs. TEMPERATURE
80
V_CC = 5V
70
60
8
50
6
40
30
4
20
2
10
0
2.7
3.4
4.1
4.8
5.5
SUPPLY VOLTAGE (V)
GAIN AND PHASE vs. FREQUENCY
80
60
40
20
0
-20
-40
-60
-80
-100
-120
-140
-160
A_V = 1000V/V
-180
10 100 1k
10k 100k 1M 10M
FREQUENCY (Hz)
0
-40 -15
10
35
60
85
TEMPERATURE (°C)
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY
-20
R_L = 8Ω
V_RIPPLE = 200mV_P-P
-30
-40
-50
-60
-70
-80
10
100
1k
10k
100k
FREQUENCY (Hz)
Pin Description
PIN
MAX4364
MAX4365
SO
µMAX/TDFN
1
7
2
1
3
2
4
4
5
5
6
6
7
3
8
8
—
—
NAME
SHDN
BIAS
IN+
IN-
OUT+
V_CC
GND
OUT-
EP
FUNCTION
Active-High Shutdown. Connect SHDN to GND for normal operation.
DC Bias Bypass. See BIAS Capacitor section for capacitor selection. Connect C_BIAS
capacitor from BIAS to GND.
Noninverting Input
Inverting Input
Bridged Amplifier Positive Output
Power Supply
Ground
Bridged Amplifier Negative Output
Exposed Pad (TDFN Only). Internally connected to GND. Connect to a large ground
plane to maximize thermal performance. Not intended as an electrical connection point.
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