PA88A View Datasheet(PDF) - Cirrus Logic

Part Name

Description

MFG CO.

PA88A

High Voltage Power Operational Amplifiers

Cirrus Logic

'PA88A' PDF : 5 Pages View PDF

1 2 3 4 5

Product Innova tionFrom
PA88 • PA88A
POWER DERATING
15
12.5
10
7.5
5 T = TA
T = TC
2.5
0
0 25 50 75 100 125 150
TEMPERATURE, T (°C)
SMALL SIGNAL RESPONSE
120
100
80
CC = 3.3pF
60
CC = 33pF
40
CC = 15pF
20
CC = 68pF
0
–20
1
10 100 1K 10K .1M 1M 10M
FREQUENCY, F (Hz)
SLEW RATE
50
30
20
10
5
3
2
1
0 10 20 30 40 50 60 70
COMPENSATION CAPACITOR, CC (pF)
COMMON MODE REJECTION
120
100
80
60
40
20
1 10 100 1K 10K .1M 1M
FREQUENCY, F (Hz)
PA88U
PHASE RESPONSE
0
–30
–60
–90
–120
CC = 3.3pF
CC = 33pF
CC = 68pF
CC = 68pF
–150
–180
–210
1
CC = 33pF
CC = 3.3pF
10 100 1K 10K .1M 1M 10M
FREQUENCY, F (Hz)
OUTPUT VOLTAGE SWING
20
Positive
18 Negative
16
TC=125°C
14 TC=85°C
12
10
8
6
4
2
TC=-55°C TC=25°C
20
40
60
80
100
OUTPUT CURRENT, IO (mA)
HARMONIC DISTORTION
10
RL = 2KΩ
PO = 2.5W
1 AV = 30
.1
.01
.001
.0001
3
30
300
3K
30K
FREQUENCY, F (Hz)
POWER SUPPLY REJECTION
140
120
100
80
60
40
20
1 10 100 1K 10K .1M 1M
FREQUENCY, F (Hz)
QUIESCENT CURRENT
2.5
2.25
2.0
1.75
1.5
TC = 125°C
TC = 25°C
TC = -55°C
1.25
1.0
0 100 200 300
450
TOTAL SUPPLY VOLTAGE, VS (V)
POWER RESPONSE
500
250
125
100
75
50
25
1K 2K 3K 5K 10K 20K 50K 100K
FREQUENCY, F (Hz)
INPUT NOISE
20
15
10
7
5
3
2
10
100
1K
10K
1M
FREQUENCY, F (Hz)
CURRENT LIMIT
200
120
100
70
50
30
20
10
3 5 10 20
50 100 150
CURRENT LIMIT RESISTOR, RCL (Ω)
3

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