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參數(shù)資料
| 型號： | NTE1722 |
| 廠商： | NTE Electronics, Inc. |
| 英文描述： | Quadruple Operational Amplifier 14-SO 0 to 70 |
| 中文描述： | 集成電路脈沖寬度調(diào)制（PWM）控制電路 |
| 文件頁數(shù)： | 2/4頁 |
| 文件大小： | 31K |
| 代理商： | NTE1722 |
Recommended Operating Conditions:
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
Supply Voltage
V
CC
V
C
I
O
I
ref
I
ref
R
T
C
T
–
+8.0
–
+35
V
Collector Supply Voltage
+4.5
–
+35
±
100
20
V
Output Sink/Source Current (Each Output)
0
–
mA
Reference Load Current
0
–
mA
Oscillator Frequency Range
0
–
20
mA
k
μ
F
%
°
C
Oscillator Timing Resistor
2.0
–
150
Oscillator Timing Capacitor
0.001
–
20
Available Deadtime Range (40kHz)
3.0
–
50
Operating Junction Temperature Range
T
J
0
–
+125
Electrical Characteristics:
(V
CC
= 15V, T
J
= 0
°
to +125
°
C unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
Referencd Section
(I
L
= 0mA unless otherwise specified)
Reference Output Voltage
V
ref
Reg
line
Reg
load
V
ref
/
T
J
V
ref
T
J
= +25
°
C
+8.0V
≤
V
CC
≤
+35V
0mA
≤
I
L
≤
20mA
4.90
5.00
5.10
V
Line Regulation
–
10
30
mV
Load Regulation
–
10
50
mV
Temperature Stability
–
10
–
mV
Total Reference Output Voltage Variation
+8.0V
≤
V
CC
≤
+35V,
0mA
≤
I
L
≤
20mA
V
ref
= 0V, Note 1
4.85
5.00
5.15
V
Short Circuit Current
I
SC
25
80
125
mA
Uundervoltage Lockout
Reset Output Voltage
–
V
ref
= +3.8V
V
ref
= +4.8V
–
0.2
0.4
V
2.4
4.8
–
V
Oscillator Section
(Note 2)
Initial Accuracy
–
T
J
= +25
°
C
+8.0V
≤
V
CC
≤
+35V
–
±
3.0
0.5
±
8.0
1.0
%
Frequency Stability over Power
Supply Range
Frequency Stability over Temperature
f
osc
V
CC
f
osc
T
J
f
min
f
max
V
osc(p)
V
osc(v)
–
%
T
J
= 0
°
to +125
°
C
–
2.0
–
%
Minimum Frequency
R
T
= 150k
, C
T
= 20
μ
F
R
T
= 2k
, C
T
= 0.001
μ
F
V
CC
= +35V
V
CC
= +8V
–
0.5
–
Hz
Maximum Frequency
400
–
–
kHz
Sawtooth Peak Voltage
–
3.0
3.5
V
Sawtooth Valley Voltage
Error Amplifier Section
(0V
≤
V
CM
≤
+5.2V unless otherwise specified)
Input Offset Voltage
0.45
0.8
–
V
V
IO
I
IB
I
IO
A
VOL
R
S
≤
2k
–
20
10
mV
Input Bias Current
–
–
350
–
2000
nA
Input Offset Current
–
35
200
nA
DC Open Loop Gain
R
L
≥
10M
60
72
–
dB
Note 1. Maximum junction temperature must be observed.
Note 2. f
OSC
= 40kHz (R
T
= 4.12k
±
1%, C
T
= 0.01
μ
F
±
1%, R
D
= 0
)
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