The LM3045, LM3046 and LM3086 each consist of five
general purpose silicon NPN transistors on a common
monolithic substrate. Two of the transistors are internally
connected to form a differentially-connected pair. The transistors are well suited to a wide variety of applications in low
power system in the DC through VHF range. They may be
used as discrete transistors in conventional circuits however, in addition, they provide the very significant inherent integrated circuit advantages of close electrical and thermal
matching. The LM3045 is supplied in a 14-lead cavity dualin-line package rated for operation over the full military temperature range. The LM3046 and LM3086 are electrically
identical to the LM3045 but are supplied in a 14-lead molded dual-in-line package for applications requiring only a limited temperature range.
Schematic and Connection Diagram
Dual-In-Line and Small Outline Packages
Features
Y
Two matched pairs of transistors
V
matchedg5mV
BE
Input offset current 2 mA max at I
Y
Five general purpose monolithic transistors
Y
Operation from DC to 120 MHz
Y
Wide operating current range
Y
Low noise figure3.2 dB typ at 1 kHz
Y
Full military
temperature range (LM3045)
e
1mA
C
b
55§Ctoa125§C
Applications
Y
General use in all types of signal processing systems
operating anywhere in the frequency range from DC to
VHF
Y
Custom designed differential amplifiers
Y
Temperature compensated amplifiers
Top View
TL/H/7950– 1
Order Number LM3045J, LM3046M, LM3046N or LM3086N
See NS Package Number J14A, M14A or N14A
C
1995 National Semiconductor CorporationRRD-B30M115/Printed in U. S. A.
TL/H/7950
Absolute Maximum Ratings (T
If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Power Dissipation:
e
T
25§C300750300750mW
A
e
T
25§Cto55§C300750mW
A
l
T
55§CDerate at 6.67mW/§C
A
e
T
25§Cto75§C300750mW
A
l
T
75§CDerate at 8mW/§C
A
Collector to Emitter Voltage, V
Collector to Base Voltage, V
Collector to Substrate Voltage, V
Emitter to Base Voltage, V
Collector Current, I
Operating Temperature Range
Storage Temperature Range
Soldering Information
Dual-In-Line Package Soldering (10 Sec.)260
Small Outline Package
Vapor Phase (60 Seconds)215
Infrared (15 Seconds)220
See AN-450 ‘‘Surface Mounting Methods and Their Effect on Product Reliability’’ for other methods of soldering surface mount
devices.
C
EBO
CEO
CBO
(Note 1)2020V
CIO
Electrical Characteristics (T
ParameterConditionsLM3045, LM3046LM3086Units
Collector to Base Breakdown Voltage (V
Collector to Emitter Breakdown Voltage (V
Collector to Substrate BreakdownI
Voltage (V
Emitter to Base Breakdown Voltage (V
Collector Cutoff Current (I
Collector Cutoff Current (I
Static Forward Current TransferV
Ratio (Static Beta) (hFE)
Input Offset Current for MatchedV
Pair Q
and Q
1
Base to Emitter Voltage (VBE)V
Magnitude of Input Offset Voltage forV
Differential Pair
Magnitude of Input Offset Voltage for IsolatedV
Transistors
b
V
l
BE5
Temperature Coefficient of Base toV
Emitter Voltage
Collector to Emitter Saturation Voltage (V
Temperature Coefficient ofV
Input Offset Voltage
Note 1: The collector of each transistor of the LM3045, LM3046, and LM3086 is isolated from the substrate by an integral diode. The substrate (terminal 13) must
be connected to the most negative point in the external circuit to maintain isolation between transistors and to provide for normal transistor action.
(BR)CIO
l
V
BE3
)
)V
CBO
)V
CEO
b
I
I
l
2
V
l
V
BE3
l
O1
IO2
b
V
BE1
b
l
BE2
V
V
l,l
BE4
BE4
l
DV
BE
DT
#
J
DV
10
DT
#
J
(BR)CBO
(BR)CEO)IC
(BR)EBO
b
V
,0.455mV
l
BE5
CE(SAT)
e
25§C)
A
LM3045LM3046/LM3086
EachTotalEachTotalUnits
TransistorPackageTransistorPackage
1515V
2020V
55V
5050mA
b
55§Ctoa125§C
b
65§Ctoa150§C
C260§C
§
e
25§C unless otherwise specified)
A
e
)I
C
e
e
C
)I
10 mA, I
E
CB
CE
CE
CE
CE
CE
CE
CE
e
)I
B
CE
10 mA, I
1 mA, I
10 mA, I
e
e
e
e
e
e
e
e
1 mA, I
e
e
E
e
015241524V
B
e
CI
e
05757V
C
e
10V, I
E
e
10V, I
B
3V
3V, I
3V
3V, I
3V, I
3V, I
3V, I
e
I
C
e
I
C
e
I
C
e
1mA
C
e
I
E
Ð
e
I
E
e
1mA
C
e
1mA
C
e
1mA
C
e
10 mA0.230.23V
C
e
1mA
C
2
Min TypMax Min Typ Max
020602060V
0
00.002400.002 100nA
00.55mA
1mA
10 mA
20602060V
10 mA
1 mA4010040100
10 mAÐ
b
40§Ctoa85§C
b
65§Ctoa85§C
C
§
C
§
LimitsLimits
100100
5454
0.32mA
0.7150.715
0.8000.800
0.455mV
b
1.9
1.1mV/§C
b
1.9mV/
V
C
§
Electrical Characteristics (Continued)
ParameterConditionsMinTypMaxUnits
Low Frequency Noise Figure (NF)fe1 kHz, V
e
100 mA, R
I
C
CE
e
3V,
e
1kX
S
3.25dB
LOW FREQUENCY, SMALL SIGNAL EQUIVALENT CIRCUIT CHARACTERISTICS
Forward Current Transfer Ratio (hfe)f
e
1 kHz, V
e
1 mA(LM3086)
I
C
e
3V,110 (LM3045, LM3046)
CE
Short Circuit Input Impednace (hie)3.5kX
Open Circuit Output Impedance (hoe)15.6mmho
b
Open Circuit Reverse Voltage Transfer Ratio (hre)1.8x10
4
ADMITTANCE CHARACTERISTICS
Forward Transfer Admittance (Yfe)f
Input Admittance (Yie)
e
1 MHz, V
e
I
1mA
C
e
3V,31bj 1.5
CE
0.3
a
J 0.04
Output Admittance (Yoe)0.001aj 0.03
Reverse Transfer Admittance (Yre)See Curve
e
Gain Bandwidth Product (fT)V
Emitter to Base Capacitance (CEB)V
Collector to Base Capacitance (CCB)V
Collector to Substrate Capacitance (CCI)V
CE
EB
CB
CS
e
3V, I
3 mA300550
C
e
e
3V, I
00.6pF
E
e
e
3V, I
00.58pF
C
e
e
3V, I
02.8pF
C
Typical Performance Characteristics
Typical Collector To Base
Cutoff Current vs Ambient
Temperature for Each
Transistor
Typical Input Offset CurrentOffset Voltage for Differential
for Matched Transistor Pair
Q1Q2vs Collector Current
Typical Collector To Emitter
Cutoff Current vs Ambient
Temperature for Each
Transistor
Typical Static Base To Emitter
Voltage Characteristic and Input
Pair and Paired Isolated
Transistors vs Emitter Current
Typical Static Forward
Current-Transfer Ratio and
Beta Ratio for Transistors Q
and Q2vs Emitter Current
1
TL/H/7950– 2
TL/H/7950– 3
3
Typical Performance Characteristics (Continued)
Typical Base To Emitter
Voltage Characteristic for
Each Transistor vs Ambient
Temperature
Typical Noise Figure vs
Collector Current
Typical Input Offset Voltage
Characteristics for Differential
Pair and Paired Isolated
Transistors vs Ambient
Temperature
Typical Noise Figure vs
Collector Current
Typical Noise Figure vs
Collector Current
TL/H/7950– 4
Typical Normalized Forward
Current Transfer Ratio, Short
Circuit Input Impedance,
Open Circuit Output Impedance,
and Open Circuit Reverse
Voltage Transfer Ratio vs
Collector Current
Typical Forward Transfer
Admittance vs Frequency
Typical Input Admittance
vs Frequency
4
TL/H/7950– 5
Typical Output Admittance
vs Frequency
TL/H/7950– 6
Typical Performance Characteristics (Continued)
Typical Reverse Transfer
Admittance vs Frequency
Physical Dimensions inches (millimeters)
Typical Gain-Bandwidth
Product vs Collector Current
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DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF NATIONAL
SEMICONDUCTOR CORPORATION. As used herein:
1. Life support devices or systems are devices or2. A critical component is any component of a life
systems which, (a) are intended for surgical implantsupport device or system whose failure to perform can
into the body, or (b) support or sustain life, and whosebe reasonably expected to cause the failure of the life
failure to perform, when properly used in accordancesupport device or system, or to affect its safety or
with instructions for use provided in the labeling, caneffectiveness.
be reasonably expected to result in a significant injury
to the user.
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