S
SN7103/P
P
Dual Operrational Am
mplifier and
d
Voltagee Referencee
Semiconductor
Deescription
n
httpp:// www.auk.co.kr
Thee SN7103 is a monolithic IC
C that includess one indepen
ndent op-amp
andd another op-am
mp for which the non inverrting input is wired
w
to a 2.5V
V
fixeed Voltage Reeference. This device is offeering space an
nd cost saving in
manny application
ns like power supply
s
managgement or dataa acquisition
systtems.
ER
OPERATIONAL AMPLIFIE
SOP-8
LOW
W INPUT OF
FFSET VOLT
TAGE : 1.0mV
V
VCC = 5V)
LOW
W SUPPLY CURRENT
C
: 350uA/op.(@
3
ME
EDIUM BAND
DWIDTH (unnity gain) : 0.9MHz
LAR
RGE OUTPU
UT VOLTAGE
E SWING : 0V
V to (VCC - 1.5V)
INP
PUT COMMO
ON MODE VO
OLTAGE RA
ANGE INCLU
UDES GROUN
ND
WID
DE POWER SUPPLY
S
RAN
NGE : 3 to 322V or (±1.5 to ±16V)
VO
OLTAGE REF
FERENCE
DIP-8
FIX
XED OUTPUT
T VOLTAGE REFERENCE
E 2.5V
0.4%
% AND 1% VOLTAGE
V
PR
RECISION
SIN
NK CURRENT
T CAPABILIT
TY : 1 to 100m
mA
O
ORDERIN
NG INFORMATIO
ON
Product
Marking
Packagge
SN7103
SN7103
SOP-88
S
SN7103P
SN7103
DIP-88
TYP
PICAL OUTP
PUT IMPEDA
ANCE : 0.2Ω
pplication
n
Ap
◈ Battery charg
gers
◈ AC to DC Po
ower Supply
Bllock Diagram
▲ Marking Deetail Informattion
8
7
6
5
SN7103(①))
OP2
YYWW(②))
VRE
EF
① Devicce Code
OP1
1
② Weekk Code
1
KSD
D-I7F020-00
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June,
2011 REV.
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00
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3
4
1
SN
N7103//P
◈ Pin coonnection
8
8
1
7
6
6
5
5
2
3
7
1
2
4
3
4
◈ Pin Coonfiguratiion
No.
Name
Functioon
1
Output 1
OP-AMP 1 Outpuut
2
Input 1 (-)
OP-AMP 1 Invertiing Input
3
Input 1 (+))
OP-AMP 1 Non-Innverting Inpu
ut
4
VEE
5
Input 2 (+))
OP-AMP 2 Non-Innverting Inpu
ut
6
Input 2 (-)
OP-AMP 2 Invertiing Input
7
Output 2
OP-AMP 2 Outpuut.
8
VCC
GND or Negative Supply Volttage Input
Supply Voltage Innput
KSD
D-I7F020-00
00
J
June,
2011 REV.
R
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2
SN7103/P
◈ Absolute Maximum Ratings ( Ta = 25℃ )
Parameter
Symbol
Limits
Unit
DC Supply Voltage
VCC
36
V
Differential Input Voltage
Vid
36
V
Input Voltage
Vi
-0.3 to +36
V
Maximum Junction Temperature
Tj
150
℃
Operating Junction Temperature Range
Topr
-40 ~ +85
℃
Thermal Resistance
Rthja
175
℃/ W
Storage Temperature Range
Tstg
-55 ~ +150
℃
◈ Electrical Characteristics ( Ta = 25℃ )
Parameter
Total Supply Current, excluding current in
the voltage reference
Vcc = 5V, no load
Tmin < Tamb < Tmax
Vcc = 30V, no load
Tmin < Tamb < Tmax
Symbol
Min
Typ
Max
Unit
ICC
-
0.7
1.2
mA
-
-
2.0
KSD-I7F020-000
June, 2011 REV. 00
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SN7103/P
◈ Electrical characteristics
[ Independent OP-AMP 2 ]
( VCC=+5V, VEE=Ground, VO=1.4V, TA=25℃ ; unless otherwise specified )
Characteristic
Input Offset Voltage
Input Offset Voltage Drift
Symbol
Vio
Min.
Typ.
Max.
Ta = 25℃
-
1.0
4.0
Tmin. < Ta < Tmax
-
-
5.0
-
7.0
-
Ta = 25℃
-
2.0
30
Tmin. < Ta < Tmax
-
-
50
Ta = 25℃
-
20
150
Tmin. < Ta < Tmax
-
-
200
Vcc=15V, RL=2K,
Vo=1.4V to 11.4V
50
100
-
Tmin. < Ta < Tmax
25
-
-
Vcc=5V to 30V
65
100
-
Vcc=30V [Note 1]
0
-
Vcc-1.5
Tmin. < Ta < Tmax
0
-
Vcc-2.0
Ta = 25℃
70
85
-
Tmin. < Ta < Tmax
60
-
-
Vcc=15V, Vo=2V,
Vid=1V
20
40
-
mA
-
40
60
mA
Vcc=15V, Vo=2V,
Vid=-1V
10
20
-
mA
Vcc=30V, RL=10K
27
28
-
Tmin. < Ta < Tmax
27
-
-
RL=10K
-
5
20
Tmin. < Ta < Tmax
-
-
20
0.2
0.4
-
V/us
0.5
0.9
-
MHz
-
0.02
-
%
DVio
Input Offset Current
Iio
Input Bias Current
lib
Large Signal Voltage Gain
Test Condition
Avd
Supply Voltage Rejection Ratio
SVR
Input Common Mode Voltage Range
Vicm
Common Mode Rejection Ratio
CMR
Output Source Current
Isource
Short Circuit to Ground
IO
Vcc=15V
Output Sink Current
Isink
High Level Output Voltage
VOH
Low Level Output Voltage
VOL
Slew Rate at Unity Gain
SR
Gain Bandwidth Product
GBP
Total Harmonic Distortion
THD
Vi=0.5Vto3V, Vcc=15V
RL=2K, CL=100pF
Vcc=30V, RL=2k,
CL=100pF, f=100kHz,
Vin=10mV
F=1kHz, Av=20dB,
RL=2k, Vcc=30V,
CL=100pF, Vo=2VPP
Unit
mV
uV/℃
nA
nA
V/mV
dB
V
dB
V
mV
Note 1 : The input common-mode voltage of either input signal voltage should not be allowed to go negative by more than
0.3V. The upper end of the common-mode voltage range is VCC -1.5V But either of both inputs can go to +36V
without damage.
KSD-I7F020-000
June, 2011 REV. 00
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SN7103/P
◈ Electrical characteristics
[ Independent OP-AMP 1 with non-inverting input connected to the internal Vref ]
( VCC=+5V, VEE=Ground, TA=25℃ ; unless otherwise specified )
Characteristic
Input Offset Voltage
Input Offset Voltage Drift
Input Bias Current (negative input)
Symbol
Test Condition
Min.
Typ.
Max.
Ta = 25℃
-
1.0
4.0
Tmin. < Ta < Tmax
-
-
5.0
DVio
-
-
7.0
-
uV/℃
lib
-
-
20
-
nA
Vcc=15V, RL=2K,
Vicm=0V
-
100
-
V/mV
65
100
-
dB
20
40
-
mA
-
40
60
mA
Vcc=15V, Vo=2V,
Vid=-1V
10
20
-
mA
Vcc=30V, RL=10K
27
28
-
Tmin. < Ta < Tmax
27
-
-
RL=10K
-
5
20
Tmin. < Ta < Tmax
-
-
20
0.2
0.4
-
V/us
0.5
0.9
-
MHz
-
0.02
-
%
Vio
Large Signal Voltage Gain
Avd
Supply Voltage Rejection Ratio
SVR
Output Source Current
Isource
Short Circuit to Ground
IO
Vcc=5V to 30V
Vicm=0V
Vcc=15V, Vo=2V,
Vid=1V
Vcc=15V
Output Sink Current
Isink
High Level Output Voltage
VOH
Low Level Output Voltage
VOL
Slew Rate at Unity Gain
SR
Gain Bandwidth Product
GBP
Total Harmonic Distortion
THD
Vi=0.5Vto2V, Vcc=15V
RL=2K, CL=100pF
Vcc=30V, RL=2k,
CL=100pF, f=100kHz,
Vin=10mV
F=1kHz, Av=20dB,
RL=2k, Vcc=30V,
CL=100pF, Vo=2VPP
KSD-I7F020-000
June, 2011 REV. 00
Unit
mV
V
mV
5
SN7103/P
◈ Electrical characteristics
[ Voltage Reference ]
Characteristic
Symbol
Cathode Current
IK
Reference Input Voltage
Test Condition
Min.
Typ.
Max.
Unit
-
-
100
mA
Ta = 25℃
2.475
2.500
2.525
Tmin. < Ta < Tmax
2.450
2.500
2.550
-
Vref
V
Reference Input Voltage Deviation
Over Temperature Range
△Vref
VKA= Vref, IK=10mA,
Tmin. < Ta < Tmax
-
7
30
mV
Minimum Cathode Current
for Regulation
Imin
VKA= Vref
-
0.5
1.0
mA
Dynamic Impedance [note 1]
|ZKA|
VKA= Vref, IK=1 to 100mA,
f <1kHz
-
0.2
0.5
Ω
Note 1 : the dynamic impedance is defined as |ZKA|=△VKA/△IK
◈ Typical application circuit
Secondary Block
Photo
Diode
OPAMP1
Battery
+
C-V Control
OPAMP2
+
C-C Control
Current Sense
KSD-I7F020-000
June, 2011 REV. 00
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SN7103/P
Fig.2 Supply Current vs. Ambient Temp.
2.53
0.7
2.52
0.6
Supply Current [mA]
Reference Voltage [V]
Fig.1 Reference Voltage vs. Ambient Temp.
2.51
2.50
2.49
2.48
2.47
-40
Vcc=30V
0.5
Vcc=5V
0.4
0.3
0.2
0.1
0
25
50
75
100
125
-40
0
Ambient Temperature [℃]
25
50
75
100
125
150
Ambient Temperature [℃]
Fig.3 Reference Voltage vs. Cathode Current
Fig.4 Input Bias Current vs. Ambient Temp.
45
Reference Voltage [V]
Input Bias Current [nA]
40
35
30
25
20
15
10
5
0
-40
0
Cathode Current [mA]
50
75
100
125
150
30
35
Fig.6 Output Low Level vs. Vcc
45
9
40
8
Output Low Level [mV]
Output High Level [V]
Fig.5 Output High Level vs. Vcc
35
30
25
20
15
10
7
6
5
4
3
2
1
5
0
25
Ambient Temperature [℃]
0
5
10
15
20
25
30
35
0
0
10
15
20
25
Supply Voltage [V]
Supply Voltage [V]
KSD-I7F020-000
June, 2011 REV. 00
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7
SN7103/P
Outline Dimension (Unit : mm)
※ Recommend PCB solder land (Unit : mm)
KSD-I7F020-000
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SN7103/P
Outline Dimension (Unit : mm)
KSD-I7F020-000
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SN7103/P
The AUK Corp. products are intended for the use as components in general electronic
equipment (Office and communication equipment, measuring equipment, home
appliance, etc.).
Please make sure that you consult with us before you use these AUK Corp. products
in equipments which require high quality and / or reliability, and in equipments which
could have major impact to the welfare of human life(atomic energy control, airplane,
spaceship, transportation, combustion control, all types of safety device, etc.). AUK
Corp. cannot accept liability to any damage which may occur in case these AUK Corp.
products were used in the mentioned equipments without prior consultation with AUK
Corp..
Specifications mentioned in this publication are subject to change without notice.
KSD-I7F020-000
June, 2011 REV. 00
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