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UA748 の電気的特性と機能

UA748のメーカーはSTMicroelectronicsです、この部品の機能は「PRECISION SINGLE OPERATIONAL AMPLIFIER」です。


製品の詳細 ( Datasheet PDF )

部品番号 UA748
部品説明 PRECISION SINGLE OPERATIONAL AMPLIFIER
メーカ STMicroelectronics
ロゴ STMicroelectronics ロゴ 




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UA748 Datasheet, UA748 PDF,ピン配置, 機能
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
. SAME PIN CONFIGURATION AS THE
LM101A
N
DIP8
(Plastic Package)
D
SO8
(Plastic Micropackage)
DESCRIPTION
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.
. 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 feedback configurations, even
with capacitive loads. However, it is possible to
optimize compensation for best high frequency
performance at any gain. The low power dissipation
permits high voltage operation and simplifies pack-
aging in full-temperature range systems.
December 1997
ORDER CODES
Part
Number
Temperature
Range
UA748C
UA748I
UA748M
0oC, +70oC
-40oC, +105oC
-55oC, +125oC
Example : UA748CN
Package
ND
••
••
••
PIN CONNECTIONS (top view)
18
27
36
45
1 - Offset null 1 / frequency
compensation
2 - Inverting input
3 - Non-inverting input
4 - VCC-
5 - Offset null 2
6 - Output
7 - VCC+
8 - Frequency compensation
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1 Page





UA748 pdf, ピン配列
UA748
ELECTRICAL CHARACTERISTICS
±5V VCC ≤ ±20V, C1 = 30pF, Tamb = +25oC (unless otherwise specified)
Symbol
Parameter
Vio
Iio
Iib
Avd
SVR
ICC
Vicm
CMR
Input Offset Voltage
Tamb = +25oC
(RS
10k)
Tmin. Tamb Tmax.
Input Offset Current
Tamb = +25oC
Tmin. Tamb Tmax.
Input Bias Current
Tamb = +25oC
Tmin. Tamb Tmax.
Large Signal Voltage Gain *
(VCC =
Tamb
=±1+52V5,oCVO
±10V,
RL
=
2k)
Tmin. Tamb Tmax.
Supply Voltage
Tamb = +25oC
Rejection
Ratio
(RS
10k)
Tmin. Tamb Tmax.
Supply Current, no load
Tamb = +25oC
Tmin. Tamb Tmax.
Input Common Mode Voltage Range (VCC =
±20V)
Tamb = +25oC
Tmin. Tamb Tmax.
Common-mode
Tamb = +25oC
Rejection
Ratio
(RS
10k)
Tmin. Tamb Tmax.
IOS
±VOPP
SR
tr
KOV
ZI
Ro
GBP
THD
DVio
DIio
Output Short-circuit Current (VCC = ±15V)
Output
Tamb
Voltage
= +25oC
Swing
(VCC
=
±15V)
RL
=
10k
RL = 2k
Tmin. Tamb Tmax.
RL = 10k
RL = 2k
Slew Rate
(Vi = ±10V, RL =2k, CL= 100pF, unity gain)
Rise Time
(Vi = ±20mV, RL = 2k, CL = 100pF, unity gain)
Overshoot
(Vi = 20mV, RL = 2k, CL = 100pF, unity gain)
Input Impedance (VCC = ±15V)
Output Resistance (VCC = ±15V)
Gain Bandwidth Product
(Vi = 10mV, RL = 2k, CL= 100pF, f = 100kHz)
Total Harmonic Distortion
(f = 1kHz, AV = 20dB, RL =2k, VO = 2VPP,CL =
100pF)
Input Offset Current Drift
25oC Tamb Tmax.
Tmin. Tamb Tmax.
Input Offset Voltage Drift
Tmin. Tamb Tmax.
UA748I/M
UA748C
Min. Typ. Max. Min. Typ. Max.
0.2 2
3
2 7.5
10
25 75
10
70 250
300
1.5 10
20
2 50
70
50 100
25
25 10
15
80 96
80
70 96
70
1.8 3
3
1.8 3
3
±15 ±15
±15 ±15
80 96
80
70 96
70
10 30 50 10 30 50
12 14
10 13
12
10
12 14
10 13
12
10
0.25 0.5
0.25 0.5
0.3 0.3
5
1.5 4
75
5
1.5 4
75
0.5 1
0.5 1
0.015
0.015
10 100
20 200
3 15
10 300
20 600
6 30
Unit
mV
nA
nA
V/mV
dB
mA
V
dB
mA
V
V/µs
µs
%
M
MHz
%
pA/oC
µV/oC
3/8


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UA748 電子部品, 半導体
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共有リンク

Link :


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