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产品型号UA748MD的Datasheet PDF文件预览

UA748  
PRECISION SINGLE OPERATIONAL AMPLIFIER  
.
.
INPUT OFFSET VOLTAGE : 3mV max. OVER  
TEMPERATURE  
FREQUENCY COMPENSATION WITH A  
SINGLE 30pF CAPACITOR (C1)  
OPERATION FROM ±5V to ±15V  
LOW POWER CONSUMPTION :  
50mW AT ±15V  
CONTINUOUS SHORT-CIRCUIT PROTEC-  
TION  
OPERATION AS A COMPARATOR WITH  
DIFFERENTIAL INPUTS AS HIGH AS ±30V  
NO LATCH-UP WHEN COMMON-MODE  
RANGE IS EXCEEDED  
.
.
.
.
.
.
N
DIP8  
D
SO8  
(Plastic Package)  
(Plastic Micropackage)  
SAME PIN CONFIGURATION AS THE  
LM101A  
ORDER CODES  
Package  
Part  
Temperature  
Range  
Number  
N
D
UA748C  
UA748I  
UA748M  
0oC, +70oC  
-40oC, +105oC  
-55oC, +125oC  
Example : UA748CN  
DESCRIPTION  
PIN CONNECTIONS (top view)  
The UA748 is a general purpose operational am-  
plifier built on a single silicon chip. The resulting  
close match and tight thermal coupling gives low  
offsets and temperature drift as well as fast recov-  
ery from thermal transients.  
1
2
3
4
8
7
6
5
.
Short-circuit protection  
Offset voltage null capability  
Large common-mode and differential voltage  
ranges  
Low power consumption  
No latch-up  
.
.
.
.
The unity-gain compensation specified makes the  
circuit stable for all feedbackconfigurations, even  
with capacitive loads. However, it is possible to  
optimize compensation for best high frequency  
performanceatanygain. Thelow powerdissipation  
permits high voltage operation and simplifies pack-  
aging in full-temperature range systems.  
1 - Offset null 1 / frequency  
compensation  
5 - Offset null 2  
6 - Output  
+
2 - Inverting input  
7 - VCC  
3 - Non-inverting input  
4 - VCC  
8 - Frequency compensation  
-
December 1997  
1/8  
UA748  
SCHEMATIC DIAGRAM  
ABSOLUTE MAXIMUM RATINGS  
Symbol  
Vcc  
Parameter  
UA748M  
UA748I  
±22  
UA748C  
Unit  
V
Supply Voltage  
Vid  
Differential Input Voltage  
Input Voltage  
±30  
V
Vi  
±15  
V
Ptot  
Power Dissipation  
500  
mW  
Output Short-circuit Duration  
Operating Free Air Temperature Range  
Storage Temperature Range  
Infinite  
-40 to +105  
-65 to +150  
Toper  
Tstg  
-55 to +125  
-65 to +150  
0 to +70  
oC  
oC  
-65 to +150  
2/8  
UA748  
ELECTRICAL CHARACTERISTICS  
±5V VCC ≤ ±20V, C1 = 30pF, Tamb = +25oC (unless otherwise specified)  
UA748I/M  
UA748C  
Symbol  
Parameter  
Unit  
Min. Typ. Max. Min. Typ. Max.  
Vio  
Input Offset Voltage (RS 10k)  
mV  
Tamb = +25oC  
0.2  
25  
2
3
2
70  
2
7.5  
10  
T
min. Tamb Tmax.  
Iio  
Input Offset Current  
nA  
nA  
Tamb = +25oC  
75  
10  
250  
300  
T
min. Tamb Tmax.  
Iib  
Input Bias Current  
Tamb = +25oC  
1.5  
10  
20  
50  
70  
T
min. Tamb Tmax.  
Avd  
Large Signal Voltage Gain *  
(VCC = ±15V, VO ±10V, RL = 2k)  
Tamb = +25oC  
V/mV  
50  
25  
100  
96  
25  
15  
10  
96  
T
min. Tamb Tmax.  
SVR  
ICC  
Supply Voltage Rejection Ratio (RS 10k)  
dB  
mA  
V
Tamb = +25oC  
80  
80  
70  
70  
T
min. Tamb Tmax.  
Supply Current, no load  
Tamb = +25oC  
1.8  
3
3
1.8  
3
3
T
min. Tamb Tmax.  
Vicm  
Input Common Mode Voltage Range (VCC =  
±20V)  
±15  
±15  
±15  
±15  
Tamb = +25oC  
T
min. Tamb Tmax.  
CMR  
Common-mode Rejection Ratio (RS 10k)  
dB  
Tamb = +25oC  
T
min. Tamb Tmax.  
80  
80  
96  
30  
70  
70  
96  
30  
IOS  
Output Short-circuit Current (VCC = ±15V)  
Output Voltage Swing (VCC = ±15V)  
10  
50  
10  
50  
mA  
V
±VOPP  
Tamb = +25oC  
RL = 10kΩ  
12  
10  
12  
10  
14  
13  
12  
10  
12  
10  
14  
13  
RL = 2kΩ  
T
min. Tamb Tmax.  
RL = 2kΩ  
RL = 10kΩ  
SR  
tr  
Slew Rate  
V/µs  
µs  
(Vi = ±10V, RL =2k, CL= 100pF, unity gain)  
0.25  
0.5  
0.3  
0.25  
0.5  
0.3  
Rise Time  
(Vi = ±20mV, RL = 2k, CL = 100pF, unity gain)  
KOV  
Overshoot  
%
(Vi = 20mV, RL = 2k, CL = 100pF, unity gain)  
5
4
5
4
ZI  
Ro  
Input Impedance (VCC = ±15V)  
Output Resistance (VCC = ±15V)  
1.5  
0.5  
1.5  
0.5  
MΩ  
75  
75  
GBP  
Gain Bandwidth Product  
(Vi = 10mV, RL = 2k, CL= 100pF, f = 100kHz)  
MHz  
1
1
THD  
DVio  
DIio  
Total Harmonic Distortion  
%
(f = 1kHz, AV = 20dB, RL =2k, VO = 2VPP,CL  
=
0.015  
0.015  
100pF)  
Input Offset Current Drift  
pA/oC  
µV/oC  
25oC Tamb Tmax.  
10  
20  
100  
200  
10  
20  
300  
600  
T
min. Tamb Tmax.  
Input Offset Voltage Drift  
min. Tamb Tmax.  
T
3
15  
6
30  
3/8  
UA748  
4/8  
UA748  
5/8  
UA748  
6/8  
UA748  
PACKAGE MECHANICAL DATA  
8 PINS - PLASTIC DIP  
Millimeters  
Inches  
Typ.  
Dim.  
Min.  
Typ.  
Max.  
Min.  
Max.  
A
a1  
B
3.32  
0.131  
0.51  
1.15  
0.020  
0.045  
0.014  
0.008  
1.65  
0.55  
0.065  
0.022  
0.012  
0.430  
0.384  
b
0.356  
0.204  
b1  
D
E
0.304  
10.92  
9.75  
7.95  
0.313  
e
2.54  
7.62  
7.62  
0.100  
0.300  
0.300  
e3  
e4  
F
6.6  
0260  
0.200  
0.150  
0.060  
i
5.08  
3.81  
1.52  
L
3.18  
0.125  
Z
7/8  
UA748  
PACKAGE MECHANICAL DATA  
8 PINS - PLASTIC MICROPACKAGE (SO)  
Millimeters  
Dim.  
Inches  
Typ.  
Min.  
Typ.  
Max.  
1.75  
0.25  
1.65  
0.85  
0.48  
0.25  
0.5  
Min.  
Max.  
0.069  
0.010  
0.065  
0.033  
0.019  
0.010  
0.020  
A
a1  
a2  
a3  
b
0.1  
0.004  
0.65  
0.35  
0.19  
0.25  
0.026  
0.014  
0.007  
0.010  
b1  
C
c1  
D
45o (typ.)  
4.8  
5.8  
5.0  
6.2  
0.189  
0.228  
0.197  
0.244  
E
e
1.27  
3.81  
0.050  
0.150  
e3  
F
3.8  
0.4  
4.0  
1.27  
0.6  
0.150  
0.016  
0.157  
0.050  
0.024  
L
M
S
8o (max.)  
Information furnished is believed to be accurate and reliable. However, SGS-THOMSON Microelectronics assumes no responsibility  
for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result  
from its use. No license is granted by implication or otherwise under anypatent or patent rights of SGS-THOMSON Microelectronics.  
Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all  
information previously supplied. SGS-THOMSON Microelectronics products are not authorized for use as critical components in life  
support devices or systems without express written approval of SGS-THOMSON Microelectronics.  
1997 SGS-THOMSON Microelectronics – Printed in Italy – All Rights Reserved  
SGS-THOMSON Microelectronics GROUP OF COMPANIES  
Australia - Brazil - Canada - China - France - Germany - Italy- Japan - Korea - Malaysia - Malta - Morocco  
The Netherlands - Singapore - Spain - Sweden - Switzerland - Taiwan - Thailand - United Kingdom - U.S.A.  
8/8  
配单直通车
UA748MD产品参数
型号:UA748MD
是否无铅: 不含铅
是否Rohs认证: 符合
生命周期:Active
零件包装代码:SOIC
包装说明:MICRO, PLASTIC, SOP-8
针数:8
Reach Compliance Code:compliant
ECCN代码:EAR99
HTS代码:8542.33.00.01
风险等级:5.55
Is Samacsys:N
放大器类型:OPERATIONAL AMPLIFIER
架构:VOLTAGE-FEEDBACK
最大平均偏置电流 (IIB):0.01 µA
25C 时的最大偏置电流 (IIB):0.01 µA
标称共模抑制比:96 dB
频率补偿:NO
最大输入失调电压:3000 µV
JESD-30 代码:R-PDSO-G8
JESD-609代码:e4
长度:4.9 mm
低-失调:NO
负供电电压上限:-22 V
标称负供电电压 (Vsup):-15 V
功能数量:1
端子数量:8
最高工作温度:125 °C
最低工作温度:-55 °C
封装主体材料:PLASTIC/EPOXY
封装代码:SOP
封装等效代码:SOP8,.25
封装形状:RECTANGULAR
封装形式:SMALL OUTLINE
峰值回流温度(摄氏度):NOT SPECIFIED
电源:+-15 V
认证状态:Not Qualified
座面最大高度:1.75 mm
最小摆率:0.25 V/us
标称压摆率:0.5 V/us
子类别:Operational Amplifier
最大压摆率:3 mA
供电电压上限:22 V
标称供电电压 (Vsup):15 V
表面贴装:YES
技术:BIPOLAR
温度等级:MILITARY
端子面层:Nickel/Palladium/Gold (Ni/Pd/Au)
端子形式:GULL WING
端子节距:1.27 mm
端子位置:DUAL
处于峰值回流温度下的最长时间:NOT SPECIFIED
标称均一增益带宽:1000 kHz
最小电压增益:50000
宽度:3.9 mm
Base Number Matches:1
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