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SA12 Datasheet(PDF) 3 Page - Cirrus Logic

Part # SA12
Description  Pulse Width Modulation Amplifiers
PDF  5 Pages
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Manufacturer  CIRRUS [Cirrus Logic]
Direct Link  http://www.cirrus.com
Logo CIRRUS - Cirrus Logic

SA12 Datasheet(HTML) 3 Page - Cirrus Logic

  SA12 Datasheet HTML 1Page - Cirrus Logic SA12 Datasheet HTML 2Page - Cirrus Logic SA12 Datasheet HTML 3Page - Cirrus Logic SA12 Datasheet HTML 4Page - Cirrus Logic SA12 Datasheet HTML 5Page - Cirrus Logic  
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P r o d u c t I n n o v a t i o n F r o m
SA12
SA12U
3
Vcc QUIESCENT CURRENT
40
200
80
120
160
SWITCHING FREQUENCY, F (kHz)
60
70
80
100
90
20
40
40
60
80
80
100
120
160
200
SWITCHING FREQUENCY, F (kHz)
Vs QUIESCENT VS FREQUENCY
0
25 50 75 100 125 150 175200
Vs, (V)
20
40
60
120
100
80
140
Vs QUIESCENT VS VOLTAGE
DUTY CYCLE VS ANALOG INPUT
0
20
40
60
80
100
ANALOG INPUT, (V)
3
5
4
7
6
A OUT
B OUT
1M
100K
95
98
99
100
CLOCK LOADING
96
97
10K
CLOCK LOAD RESISTANCE, (Ω)
F NOMINAL = 400kHz
0
75
100
CASE TEMPERATURE, (°C)
0
POWER DERATING
125
25
50
125
25
50
75
100
EACH ACTIVE
OUTPUT RESISTOR
–50 –25 0
25 50 75 100 125
80
85
90
95
100
105
110
115
CASE TEMPERATURE, (° C)
Vcc QUIESCENT CURRENT
Vcc = 15V
F = 22.5 kHz
NORMAL
OPERATION
SHUTDOWN
OPERATION
NORMALIZED ON RESISTANCE
2.5
2
1.5
1
.5
JUNCTION TEMPERATURE, T
J (°C)
–50
0
50
100
150
–50
CASE TEMPERATURE, (°C)
CLOCK FREQUENCY OVER TEMP
–25 0
25 50 75 100 125
98.0
98.5
99.0
99.5
100.0
100.5
101.0
101.5
102.0
0.6
SOURCE TO DRAIN DIODE VOLTAGE
REVERSE DIODE
0.8
1.0
1.2
1.4
15
12
9
6
3
0
CASE TEMPERATURE, (°C)
16
14
12
10
8
CONTINUOUS OUTPUT
25
50
75
100
125
125°C
25°C
–25°C
–55°C
85°C
100°C
TOTAL VOLTAGE DROP
12
8
10
4
6
2
0
OUTPUT CURRENT, (A)
0
3
6
9
12
15
60
°C



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