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NJM2748 PDF даташит

Спецификация NJM2748 изготовлена ​​​​«New Japan Radio» и имеет функцию, называемую «Low Drift single JFET Input Operational Amplifier».

Детали детали

Номер произв NJM2748
Описание Low Drift single JFET Input Operational Amplifier
Производители New Japan Radio
логотип New Japan Radio логотип 

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NJM2748 Даташит, Описание, Даташиты
NJM2748/2748A
Low Offset, Low Drift single JFET Input
Operational Amplifier
GENERAL DESCRIPTION
The NJM2748/2748A is a Precision dual JFET input operational
amplifier which includes low input offset voltage: 0.7mV (typ) / 2.0mV
(max) and 6µV/°C typical offset drift.
The NJM2748A is guaranteed 20µV/°C maximum offset drift to
perform a 100% tested.
The NJM2748/2748A have the following features: low bias current of
50pA (typ), high slew rate of 13V/µs (typ).
These features are suitable for signal processing amplifiers of
instrumentation, measurement and industrial applications such as
sensor amplifier, current sensing and sample-and-hold circuit.
FEATURES
Input Offset Voltage Drift
Input Offset Voltage
Input Bias Current
Slew Rate
Operating Voltage
Voltage Gain
Bipolar Technology
Package Outline
PIN CONFIGURATION
NJM2748: VIO/T= 6µV/°C typ.
NJM2748A: VIO/T=20µV/°C max.
2.0mV max. @Ta=25°C ~ 85°C
3.0mV max. @Ta= -40°C
IB= 50pA typ. 200pA max. @Ta=25°C
SR=13V/µs typ. @Ta=25°C
Vopr= ±6.0V ~ ±16V
Av=100dB typ.
NJM2748D, NJM2748AD :DIP8
NJM2748M, NJM2748AM :DMP8
PACKAGE OUTLINE
NJM2748D/2748AD
NJM2748M/2748AM
BALANCE 1
INPUT A 2
+INPUT A 3
V4
(Top View)
8 NC
7 V+
6 OUTPUT
5 BALANCE
NJM2748/2748A
Ver.2007-05-24
-1-









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NJM2748 Даташит, Описание, Даташиты
NJM2748/2748A
ABSOLUTE MAXIMUM RATING (Ta=25°C unless otherwise specified)
PARAMETER
SYMBOL
RATING
UNIT
Supply Voltage
V+/V-
±18
V
Common Mode Input Voltage
VICM
±15
(Note1)
V
Differential Input Voltage
VID
±30
V
500 [ DIP8 ], 300 [ DMP8 ]
mW
Power Dissipation
PD
430 [ DMP8 ]
(Note2)
mW
580 [ DMP8 ]
(Note3)
mW
Operating Temperature Range Topr
-40 ~ +85
°C
Storage Temperature Range
Tstg
-50 ~ +125
°C
(Note1) For supply voltage less than ±18V, the maximum input voltage is equal to the supply voltage.
(Note2) Mounted on the EIA/JEDEC standard board (76.2×114.3×1.6mm, two layer, FR-4).
(Note3) Mounted on the EIA/JEDEC standard board (76.2×114.3×1.6mm, four layer, FR-4).
RECOMMENDED OPERATING VOLTAGE (Ta=25°C)
PARAMETER
SYMBOL
RATING
Supply Voltage
V+/V-
MIN.
±6
TYP. MAX.
- ±16
UNIT
V
ELECTRONIC CHARACTERISTICS
DC CHARACTERISTICS (V+/V-=±15V, Ta=-40 to +85°C (Note4) unless otherwise specified)
PARAMETER
SYMBOL
CONDITION
MIN.
Input Offset Voltage Drift
NJM2748A
VIO/T
NJM2748
(Note5, 6)
Input Offset Voltage1
Input Offset Voltage2
Input Offset Voltage3
Common Mode Rejection Ratio
Supply Voltage Rejection Ratio
VIO1
VIO2
VIO3
CMR
SVR
RS=50, Ta=+85°C
RS=50, Ta=+25°C
RS=50, Ta=40°C
VICM=±10V
V+/V=±6V ~ ±16V
(Note6, 7)
(Note6, 7)
(Note6, 7)
(Note8)
(Note7, 9)
76
80
Input Common Mode Voltage Range 1
Input Common Mode Voltage Range 2
Input Bias Current 1
Input Bias Current 2
Input Offset Current 1
Input Offset Current 2
Voltage Gain 1
Voltage Gain 2
Maximum Output Voltage 1
Maximum Output Voltage 2
Supply Current
VICM1
VICM2
IB1
IB2
IIO1
IIO2
Av1
Av2
VOM1
VOM2
Icc
CMR76dB
(Note10)
CMR76dB
(Note10)
Ta=+25°C
(Note7)
Ta=+85°C
(Note7)
Ta=+25°C
(Note7)
Ta=+85°C
(Note7)
RL=2k, Vo=±10V, Ta=+25°C
RL=2k, Vo=±10V
RL=10k
RL=2k
Voltage Follower, RL=
(Note7)
+10
88
82
±12
±10
TYP.
6
6
0.6
0.7
0.9
92
100
+14.5
11
50
25
100
100
±13.5
±11.5
2.0
MAX.
20
2.0
2.0
3.0
10
200
4
100
2
3.4
UNIT
µV/°C
mV
mV
mV
dB
dB
V
V
pA
nA
pA
nA
dB
dB
V
V
mA
-2-
Ver.2007-05-24









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NJM2748 Даташит, Описание, Даташиты
NJM2748/2748A
(Note4) These devices are measured under three temperature conditions of Ta=40°C, +25°C, +85°C.
(Note5) Temperature coefficient is calculated by specified change in offset voltage. (Changes Ta=+25°C to 40°C and Ta=+25°C to +85°C)
NJM2748A is guaranteed maximum specification because these are 100% tested to operating temperature range.
NJM2748 is guaranteed only typical specification.
(Note6) Written by the absolute rate.
(Note7) Measured at VICM=0V
(Note8) CMR is calculated by specified change in offset voltage. (VICM=0V to +10V and VICM=0V to 10V)
(Note9) SVR is calculated by specified change in offset voltage. (V+/V=±6V to ±16V)
(Note10) VICM is input common mode voltage when tested meets specified change in offset voltage is CMR76dB.
(A point of reference is offset voltage of VICM=0V)
AC CHARACTERISTICS (V+/V=±15V, Ta=+25°C unless otherwise specified)
PARAMETER
SYMBOL
CONDITION
Gain Bandwidth Product
GB f=10kHz
MIN. TYP. MAX.
2.2
UNIT
MHz
Unity Gain Frequency
Phase Margin
Input Noise Voltage1
Input Noise Voltage2
Total Harmonic Distortion
fT
ΦM
VNI1
VNI2
THD
AV=+100, RS=100, RL=, CL=10pF
AV=+100, RS=100, RL=, CL=10pF
f=1kHz, AV=+100, RS=100, RL=
RIAA, RS=2.2k, 30kHz, LPF
f=1kHz, AV=+10, RS=1k, RL=, VO=5Vrms
2
55
20
2.5
0.005
MHz
deg
nV/Hz
µVrms
%
TRANSIENT CHARACTERISTICS (V+/V-=±15V, Ta=+25°C unless otherwise specified)
PARAMETER
SYMBOL
CONDITION
MIN.
Positive Slew Rate
+SR AV=+1, VIN=2Vpp, RL=10k, CL=10pF
Negative Slew Rate
-SR AV=+1, VIN=2Vpp, RL=10k, CL=10pF
TYP. MAX.
14
12
UNIT
V/µs
V/µs
Ver.2007-05-24
-3-










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