NJM3472/NJM3474
HIGH SPEED SINGLE SUPPLY OPERATIONAL AMPLIFIER
■FEATURES
■GENERAL DESCRIPTION
●High Slew Rate
10V/µs
●High Bandwidth
3MHz
●High Unity Gain Frequency
3.6MHz
●Input Offset Voltage
5.5mV max.
max. offset voltage are suitable for inverter current
●Single Supply
3V to 36V
sense application, motor load current sense application
●Operating Temperature Range
-40°C to +125°C
and active filter.
The NJM3472/NJM3474 are high speed single supply
operational amplifier.
10V/μs slew rate, 3MHz gain bandwidth and 5.5mV
●Low input voltage around GND level
As a further feature, operation voltage range from 3V
●Unity-Gain Stable
to 36V and operation temperature range from -40 to
●No Phase Reversal
+125°C are suitable for general-purpose inverters,
●High EMI Immunity
power supply unit and high performance home
●Output Short-Circuit Protection
appliance. Compared with the TL3472/TL3474, the
●Operating Current (All amplifiers)
characteristics of low-power are improved.
NJM3472
4mA
NJM3474
8mA
●Package
NJM3472
SOP8, SSOP8, MSOP8(VSP8)
NJM3474
SOP14, SSOP14
■APPLICATIONS
●Motor, Inverter Current Sense Application
●Power Supply Application
●Buffer Application Amplifier
●Active filter
■PIN CONFIGURATION / PRODUCT INFORMATION
(Top View)
(Top View)
A OUTPUT
PIN
FUNCTION
A -INPUT
1
8
2
7
V+
B OUTPUT
A +INPUT
3
6
B -INPUT
V-
4
5
B +INPUT
A OUTPUT
1
14
D OUTPUT
A -INPUT
2
13
D -INPUT
A +INPUT
3
12
D +INPUT
V+
4
11
V-
B +INPUT
5
10
C +INPUT
B -INPUT
6
9
C -INPUT
B OUTPUT
7
8
C OUTPUT
PACKAGE
PART
NUMBER
Ver. 02
SOP8
SSOP8
MSOP8(VSP8)
SOP14
SSOP14
NJM3472G
NJM3472V
NJM3472R
NJM3474G
NJM3474V
[ 1]
NJM3472/NJM3474
■ABSOLUTE MAXIMUM RATINGS (Ta=25ºC, unless otherwise noted.)
PARAMETER
Supply Voltage
(1)
Differential Input Voltage
(2)
Input Voltage
Output Terminal Input Voltage
(3)
Power Dissipation
SOP8
SSOP8
MSOP8(VSP8)
SOP14
SSOP14
(4)
Output Short-Circuit Duration
Operating Temperature Range
Storage Temperature Range
SYMBOL
+
V -V
VID
VIN
VO
RATING
-
(5)
40
(2)
±40
V - 0.3 to V +40
+
V - 0.3 to V +0.3V
(2-layer / 4-layer)
780 / 1200
510 / 650
600 / 810
1200 / 1900
600 / 770
infinite
-40 to +125
-55 to +150
PD
Topr
Tstg
UNIT
V
V
V
V
mW
°C
°C
(1) Differential voltage is the voltage difference between +INPUT and -INPUT.
+
(2) Input voltage should be allowed to apply to the input terminal independent of the magnitude of V . The normal operation
will establish when any input is within the Common Mode Voltage Range of electrical characteristics.
(3) Power dissipation is the power that can be consumed by the IC at Ta=25°C, and is the typical measured value based on
JEDEC condition. When using the IC over Ta=25°C subtract the value [mW/°C]=PD/(Tstg(MAX)-25) per temperature.
2-layer: EIA/JEDEC STANDARD Test board (76.2x114.3x1.6mm, 2layers, FR-4) mounting
4-layer: EIA/JEDEC STANDARD Test board (76.2x114.3x1.6mm, 4layers, FR-4) mounting
(4) Temperature and/or supply voltages must be limited to ensure the maximum dissipation rating is not exceeded.
+
-
(5) Supply Voltage is the voltage difference between V and V .
Figure1A. Power Dissipation vs. Temperature
Figure1B. Power Dissipation vs. Temperature
■RECOMMENDED OPERATING CONDITIONS (Ta=25°C)
Ver. 02
PARAMETER
Supply Voltage
UNIT
Supply Voltage
+3 to +36 (±1.5 to ±18)
V
[ 2]
NJM3472/NJM3474
■ELECTRICAL CHARACTERISTICS (V+=+15V, V-=-15V, VCM=0V, Ta=25°C unless otherwise noted)
PARAMETER
SYMBOL
TEST CONDITION
MIN.
TYP.
MAX.
UNIT
INPUT CHARACTERISTICS
Input Offset Voltage
VIO
RS=50Ω, VCM=0V
-
1
5.5
mV
Input Offset Voltage Drift
ΔVIO/ΔT
Ta=-40°C~+125°C
-
10
-
µV/ºC
Input Bias Current
IB
-
80
150
nA
Input Offset Current
IIO
Open-Loop Voltage Gain
AV
-
5
75
nA
VO=±10V, RL=2kΩ to 0V
80
95
-
dB
Common Mode Rejection Ratio
CMR
VICM=-15V to 13.0V
60
100
-
dB
Common Mode
Input Voltage Range
VICM
CMR≥60dB
V
-
V -2.0
V
-
+
OUTPUT CHARACTERISTICS
High-level
Output Voltage
VOH
Low-level
Output Voltage
VOL
Output Source Current
ISOURCE
Output Sink Current
ISINK
RL=10kΩ to 0V
13.7
14
-
RL=2kΩ to 0V
13.5
13.8
-
RL=10kΩ to 0V
-
-14.8
-14.3
RL=2kΩ to 0V
-
-13.8
-13.5
Vo=0V, +Input=+1V, -Input=0V
10
35
-
mA
Vo=0V, +Input=0V, -Input=+1V
20
60
-
mA
-
4
8
5
10
mA
mA
60
95
-
dB
V
V
POWER SUPPLY
Supply Current (All amplifiers)
NJM3472
NJM3474
ISUPPLY
No Signal, RL=∞
Supply Voltage Rejection Ratio
SVR
V /V =±2V to ±18V, VICM=0V
Gain Bandwidth Product
GBW
RL=2kΩ to 0V, f=100kHz
-
3
-
MHz
Unity Gain Frequency
fT
RL=2kΩ to 0V
-
3.6
-
MHz
Slew Rate
SR
7.5
10
-
V/µs
Full Power Bandwidth
FPBW
GV=0dB, Vo=20Vpp, THD=5.0%,
RL=2kΩ to 0V, CL=20pF
-
190
-
kHz
Settling Time
ts
GV=0dB, 10V step To 0.1%
-
1.8
-
GV=0dB, 10V step To 0.01%
-
12
-
Phase Margin
φM
RL=2kΩ to 0V, CL=20pF
-
78
-
RL=2kΩ to 0V, CL=220pF
-
68
-
Gain Margin
GM
RL=2kΩ to 0V, CL=20pF
-
12
-
RL=2kΩ to 0V, CL=220pF
-
6
-
f=1kHz
-
48
-
nV/√Hz
+
-
AC CHARACTERISTICS
GV=0dB, Vin=-10V to +10V,
RL=2kΩ to 0V, CL=20pF
µs
deg
dB
NOISE, THD
Equivalent Input Noise Voltage
en
Total Harmonic Distortion
+ Noise
THD+N
GV=0dB, f=10kHz, Vo=20Vpp,
RL=2kΩ to 0V, CL=20pF
-
0.02
-
%
Channel Separation
CS
f=1kHz, Equivalent Input value
-
120
-
dB
Ver. 02
[ 3]
NJM3472/NJM3474
■ELECTRICAL CHARACTERISTICS (V+=+5V, V-=0V, VCM=2.5V, Ta=25°C unless otherwise noted)
PARAMETER
SYMBOL
TEST CONDITION
MIN.
TYP.
MAX.
UNIT
RS=50Ω, VCM=0V, Vo=V /2
-
1
5.5
mV
Ta=-40°C~+125°C
-
10
-
µV/°C
-
80
150
nA
-
5
75
nA
VO=1.5V to 3.5V, RL=2kΩ to V /2
80
95
-
dB
90
-
dB
-
V -2.0
V
INPUT CHARACTERISTICS
Input Offset Voltage
VIO
Input Offset Voltage Drift
ΔVIO/ΔT
Input Bias Current
Input Offset Current
IB
IIO
+
+
+
+
+
VCM=V /2, Vo=V /2
VCM=V /2, Vo=V /2
+
Open-Loop Voltage Gain
AV
Common Mode Rejection Ratio
CMR
VCM=0V to 3V
60
Common Mode Input Voltage
Range
VICM
CMR≥60dB
V
High-level Output Voltage
VOH
RL=2kΩ to 0V
3.7
4
-
V
Low-level Output Voltage
VOL
RL=2kΩ to 0V
-
0.1
0.3
V
Output Source Current
ISOURCE
Vo=0V
10
28
-
mA
Output Sink Current
ISINK
Vo=5V
20
60
-
mA
-
3.3
6.6
4.5
9
mA
mA
RL=2kΩ to 0V, f=100kHz
-
3
-
MHz
RL=2kΩ to 0V
-
3.2
-
MHz
-
+
OUTPUT CHARACTERISTICS
POWER SUPPLY
Supply Current (All amplifiers)
NJM3472
NJM3474
ISUPPLY
No Signal,
RL=∞
AC CHARACTERISTICS
Gain Bandwidth Product
GBW
Unity Gain Frequency
fT
Slew Rate
SR
GV=0dB, Vin=+2V to +3V,
RL=2kΩ to 0V, CL=20pF,
5
7
-
V/µs
Phase Margin
φM
RL=2kΩ to 0V, CL=20pF
-
64
-
deg
Gain Margin
GM
RL=2kΩ to 0V, CL=20pF
-
13
-
dB
Equivalent Input Noise Voltage
en
f=1kHz
-
48
-
nV/√Hz
Total Harmonic Distortion
+ Noise
THD+N
GV=6dB, f=1kHz, Vo=2Vpp,
RL=2kΩ to 0V, CL=20pF
-
0.01
-
%
Channel Separation
CS
f=1kHz, Equivalent Input value
-
120
-
dB
NOISE, THD
Ver. 02
[ 4]
NJM3472/NJM3474
■ELECTRICAL CHARACTERISTICS
Ver. 02
[ 5]
NJM3472/NJM3474
■ELECTRICAL CHARACTERISTICS
Ver. 02
[ 6]
NJM3472/NJM3474
■ELECTRICAL CHARACTERISTICS
Ver. 02
[ 7]
NJM3472/NJM3474
■ELECTRICAL CHARACTERISTICS
Ver. 02
[ 8]
NJM3472/NJM3474
■ELECTRICAL CHARACTERISTICS
Ver. 02
[ 9]
NJM3472/NJM3474
■ELECTRICAL CHARACTERISTICS
Ver. 02
[ 10]
NJM3472/NJM3474
■ELECTRICAL CHARACTERISTICS
Ver. 02
[ 11]
NJM3472/NJM3474
■ELECTRICAL CHARACTERISTICS
Ver. 02
[ 12]
NJM3472/NJM3474
■PACKAGE DIMENSIONS
(Unit: mm)
SOP8 Package
+0.3
3.50 - 0.1
0 ~ 10º
0.5±0.2
4.4±0.2
6.4±0.3
5
8
1
4
0.65
+0.1
0.15 - 0.05
0.1±0.1
1.15±0.1
0.9MAX
0.1
0.22±0.1
0.1
(Unit: mm)
M
SSOP8 Package
Ver. 02
[ 13]
NJM3472/NJM3474
■PACKAGE DIMENSIONS
+0.3
2.9 -0.1
1
0.55 ±0.2
4.0 ±0.3
5
2.8±0.2
8
0 ∼10 ゚
4
+0.1
0.127 -0.05
0.65
+0.1
0.1 - 0.05
1.1±0.1
0.6MAX
0.1
0.2±0.1
0.1
M
(Unit: mm)
MSOP8 (VSP8) JEDEC MO-187-DA / thin type Package
(Unit: mm)
SOP14 Package
Ver. 02
[ 14]
NJM3472/NJM3474
■PACKAGE DIMENSIONS
+0.3
5.0 -0.1
0 ~ 10º
0.5±0.2
4.4±0.2
6.4±0.3
8
14
7
1
0.65
+0.1
0.67MAX
0.1±0.1
1.15±0.1
0.15-0.05
0.1
0.22±0.1
0.1
(Unit: mm)
M
SSOP14 Package
[CAUTION]
The specifications on this data book are only given
for information, without any guarantee as regards
either mistakes or omissions. The application
circuits in this data book are described only to show
representative usages of the product and not
intended for the guarantee or permission of any
right including the industrial rights.
Ver. 02
[ 15]