LT5400BCMS8E-4#PBF [Linear]

LT5400 - Quad Matched Resistor Network; Package: MSOP; Pins: 8; Temperature Range: 0°C to 70°C;
LT5400BCMS8E-4#PBF
型号: LT5400BCMS8E-4#PBF
厂家: Linear    Linear
描述:

LT5400 - Quad Matched Resistor Network; Package: MSOP; Pins: 8; Temperature Range: 0°C to 70°C

电阻器
文件: 总12页 (文件大小:270K)
中文:  中文翻译
下载:  下载PDF数据表文档文件
LT5400  
Quad Matched  
Resistor Network  
FeaTures  
DescripTion  
The LT®5400 is a quad resistor network with excellent  
matchingspecificationsovertheentiretemperaturerange.  
Matching is also specified when the LT5400 is configured  
inadifferenceamplifier.Thisenhancedmatchingspecifica-  
tion guarantees CMRR performance to be up to 2× better  
than independently matched resistors.  
n
Excellent Matching  
n
A-Grade: 0.01% Matching  
B-Grade: 0.025% Matching  
n
n
0.2ppm/°C Matching Temperature Drift  
n
±±5V Operating Voltage (±80V Abs Maxꢀ  
n
8ppm/°C Absolute Resistor Value Temperature Drift  
n
Long-Term Stability: <2ppm at 2000 Hrs  
Allfourresistorscanbeaccessedandbiasedindependently,  
making the LT5400 a convenient and versatile choice for  
any application that can benefit from matched resistors.  
n
–55°C to 150°C Operating Temperature  
n
8-Lead MSOP Package  
Theseresistornetworksprovidepreciseratiometricstability  
required in highly accurate difference amplifiers, voltage  
references and bridge circuits.  
applicaTions  
n
Difference Amplifier  
Reference Divider  
n
The LT5400 is available in a space-saving 8-pin MSOP  
package, and is specified over the temperature range of  
–55°C to 150°C.  
n
Precision Summing/Subtracting  
L, LT, LTC, LTM, Linear Technology and the Linear logo are registered trademarks of Linear  
Technology Corporation. All other trademarks are the property of their respective owners.  
Typical applicaTion  
Difference Amplifier  
Distribution of Matching Drift  
30  
4.7pF  
25  
20  
15  
10  
5
LT5400-4  
R1  
R2  
R3  
R4  
1
2
3
4
8
7
6
5
+
+
INPUTS  
REF  
LT1468  
LT5400-4  
CMRR > 80dB AT 200kHz  
THD < –120dB AT 1kHz, 20V  
4.7pF  
P-P  
0
5400 TA01a  
–1 –0.8–0.6–0.4–0.2  
0
0.2 0.4 0.6 0.8  
1
ppm/°C  
5400 G01  
5400fc  
1
For more information www.linear.com/LT5400  
LT5400  
absoluTe MaxiMuM raTings  
pin conFiguraTion  
(Note 1)  
TOP VIEW  
Total Voltage (Across Any 2 Pinsꢀ (Note 2ꢀ.……….±80V  
Power Dissipation (Each Resistorꢀ (Note 3ꢀ ....... 800mW  
Operating Temperature Range (Note 4ꢀ  
LT5400C.............................................. –40°C to 85°C  
LT5400I ............................................... –40°C to 85°C  
LT5400H............................................ –40°C to 125°C  
LT5400MP......................................... –55°C to 150°C  
Specified Temperature Range (Note 4ꢀ  
R1  
1
2
3
4
8
7
6
5
R2  
R3  
R4  
MS8E PACKAGE  
8-LEAD PLASTIC MSOP  
θ
= 40°C/W, θ = 10°C/W  
JC  
EXPOSED PAD (PIN 9ꢀ IS FLOATING  
JA  
LT5400C.................................................. 0°C to ±0°C  
LT5400I ............................................... –40°C to 85°C  
LT5400H............................................ –40°C to 125°C  
LT5400MP......................................... –55°C to 150°C  
Maximum Junction Temperature .......................... 150°C  
Storage Temperature Range................... –65°C to 150°C  
available opTions  
PART NUMBER  
LT5400-1  
LT5400-2  
LT5400-3  
LT5400-4  
LT5400-5  
LT5400-6  
LT5400-±  
LT5400-8  
R2 = R3 (Ω)  
R1 = R4 (Ω)  
RESISTOR RATIO  
10k  
100k  
10k  
1k  
10k  
100k  
100k  
1k  
1:1  
1:1  
1:10  
1:1  
1:1  
1:5  
1:4  
1:9  
1M  
1k  
1M  
5k  
1.25k  
1k  
5k  
9k  
orDer inForMaTion  
LEAD FREE FINISH  
TAPE AND REEL  
PART MARKING*  
PACKAGE DESCRIPTION  
SPECIFIED TEMPERATURE RANGE  
LT5400ACMS8E-1#PBF  
LT5400BCMS8E-1#PBF  
LT5400AIMS8E-1#PBF  
LT5400BIMS8E-1#PBF  
LT5400AHMS8E-1#PBF  
LT5400BHMS8E-1#PBF  
LT5400BMPMS8E-1#PBF  
LT5400ACMS8E-1#TRPBF  
LT5400BCMS8E-1#TRPBF  
LT5400AIMS8E-1#TRPBF  
LT5400BIMS8E-1#TRPBF  
LT5400AHMS8E-1#TRPBF  
LT5400BHMS8E-1#TRPBF  
LT5400BMPMS8E-1#TRPBF  
LTFVR  
LTFVR  
LTFVR  
LTFVR  
LTFVR  
LTFVR  
LTFVR  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
0°C to ±0°C  
0°C to ±0°C  
–40°C to 85°C  
–40°C to 85°C  
–40°C to 125°C  
–40°C to 125°C  
–55°C to 150°C  
5400fc  
2
For more information www.linear.com/LT5400  
LT5400  
orDer inForMaTion  
LT5400ACMS8E-2#PBF  
LT5400ACMS8E-2#TRPBF  
LTGBG  
8-Lead Plastic MSOP  
0°C to ±0°C  
LT5400BCMS8E-2#PBF  
LT5400AIMS8E-2#PBF  
LT5400BIMS8E-2#PBF  
LT5400AHMS8E-2#PBF  
LT5400BHMS8E-2#PBF  
LT5400BMPMS8E-2#PBF  
LT5400ACMS8E-3#PBF  
LT5400BCMS8E-3#PBF  
LT5400AIMS8E-3#PBF  
LT5400BIMS8E-3#PBF  
LT5400AHMS8E-3#PBF  
LT5400BHMS8E-3#PBF  
LT5400BMPMS8E-3#PBF  
LT5400ACMS8E-4#PBF  
LT5400BCMS8E-4#PBF  
LT5400AIMS8E-4#PBF  
LT5400BIMS8E-4#PBF  
LT5400AHMS8E-4#PBF  
LT5400BHMS8E-4#PBF  
LT5400BMPMS8E-4#PBF  
LT5400ACMS8E-5#PBF  
LT5400BCMS8E-5#PBF  
LT5400AIMS8E-5#PBF  
LT5400BIMS8E-5#PBF  
LT5400BCMS8E-6#PBF  
LT5400BIMS8E-6#PBF  
LT5400BHMS8E-6#PBF  
LT5400BMPMS8E-6#PBF  
LT5400BCMS8E-±#PBF  
LT5400BIMS8E-±#PBF  
LT5400BHMS8E-±#PBF  
LT5400BMPMS8E-±#PBF  
LT5400BCMS8E-8#PBF  
LT5400BIMS8E-8#PBF  
LT5400BHMS8E-8#PBF  
LT5400BMPMS8E-8#PBF  
LT5400BCMS8E-2#TRPBF  
LT5400AIMS8E-2#TRPBF  
LT5400BIMS8E-2#TRPBF  
LT5400AHMS8E-2#TRPBF  
LT5400BHMS8E-2#TRPBF  
LT5400BMPMS8E-2#TRPBF  
LT5400ACMS8E-3#TRPBF  
LT5400BCMS8E-3#TRPBF  
LT5400AIMS8E-3#TRPBF  
LT5400BIMS8E-3#TRPBF  
LT5400AHMS8E-3#TRPBF  
LT5400BHMS8E-3#TRPBF  
LT5400BMPMS8E-3#TRPBF  
LT5400ACMS8E-4#TRPBF  
LT5400BCMS8E-4#TRPBF  
LT5400AIMS8E-4#TRPBF  
LT5400BIMS8E-4#TRPBF  
LT5400AHMS8E-4#TRPBF  
LT5400BHMS8E-4#TRPBF  
LT5400BMPMS8E-4#TRPBF  
LT5400ACMS8E-5#TRPBF  
LT5400BCMS8E-5#TRPBF  
LT5400AIMS8E-5#TRPBF  
LT5400BIMS8E-5#TRPBF  
LT5400BCMS8E-6#TRPBF  
LT5400BIMS8E-6#TRPBF  
LT5400BHMS8E-6#TRPBF  
LT5400BMPMS8E-6#TRPBF  
LT5400BCMS8E-±#TRPBF  
LT5400BIMS8E-±#TRPBF  
LT5400BHMS8E-±#TRPBF  
LT5400BMPMS8E-±#TRPBF  
LT5400BCMS8E-8#TRPBF  
LT5400BIMS8E-8#TRPBF  
LT5400BHMS8E-8#TRPBF  
LT5400BMPMS8E-8#TRPBF  
LTGBG  
LTGBG  
LTGBG  
LTGBG  
LTGBG  
LTGBG  
LTGBH  
LTGBH  
LTGBH  
LTGBH  
LTGBH  
LTGBH  
LTGBH  
LTGCF  
LTGCF  
LTGCF  
LTGCF  
LTGCF  
LTGCF  
LTGCF  
LTGCG  
LTGCG  
LTGCG  
LTGCG  
LTGCK  
LTGCK  
LTGCK  
LTGCK  
LTGFT  
LTGFT  
LTGFT  
LTGFT  
LTGTB  
LTGTB  
LTGTB  
LTGTB  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
8-Lead Plastic MSOP  
0°C to ±0°C  
–40°C to 85°C  
–40°C to 85°C  
–40°C to 125°C  
–40°C to 125°C  
–55°C to 150°C  
0°C to ±0°C  
0°C to ±0°C  
–40°C to 85°C  
–40°C to 85°C  
–40°C to 125°C  
–40°C to 125°C  
–55°C to 150°C  
0°C to ±0°C  
0°C to ±0°C  
–40°C to 85°C  
–40°C to 85°C  
–40°C to 125°C  
–40°C to 125°C  
–55°C to 150°C  
0°C to ±0°C  
0°C to ±0°C  
–40°C to 85°C  
–40°C to 85°C  
0°C to ±0°C  
–40°C to 85°C  
–40°C to 125°C  
–55°C to 150°C  
0°C to ±0°C  
–40°C to 85°C  
–40°C to 125°C  
–55°C to 150°C  
0°C to ±0°C  
–40°C to 85°C  
–40°C to 125°C  
–55°C to 150°C  
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.  
Consult LTC Marketing for information on non-standard lead based finish parts.  
For more information on lead free part marking, go to: http://www.linear.com/leadfree/  
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/  
5400fc  
3
For more information www.linear.com/LT5400  
LT5400  
elecTrical characTerisTics The l denotes the specifications which apply over the full specified  
temperature range, otherwise specifications are at TA = 25°C.  
SYMBOL  
PARAMETER  
CONDITIONS  
MIN  
TYP  
MAX  
UNITS  
Resistor Matching Ratio (Any Resistor to Any Other A-Grade  
±0.010  
±0.010  
±0.0125  
±0.0125  
%
%
%
%
R/R  
l
l
l
Resistorꢀ  
T = 0°C to ±0°C  
A
T = –40°C to 85°C  
A
T = –40°C to 125°C  
A
l
l
l
l
l
B-Grade  
±0.025  
±0.005  
±0.015  
±1  
%
%
(∆R/Rꢀ  
Matching for CMRR  
A-Grade (Note 6ꢀ  
B-Grade (Note 6ꢀ  
(Note 5ꢀ  
CMRR  
%
Resistor Matching Ratio Temperature Drift  
Resistor Voltage Coefficient  
Excess Current Noise  
±0.2  
<0.1  
<–55  
ppm/°C  
ppm/V  
dB  
(R/Rꢀ/T  
R  
Mil-Std-202 Method 308  
A-Grade  
l
l
Absolute Resistor Tolerance  
±±.5  
±15  
%
B-Grade  
%
Distributed Capacitance  
Resistor to Exposed Pad  
Resistor to Resistor  
5.5  
1.4  
pF  
pF  
l
Absolute Resistor Value Temperature Drift  
Resistor Matching Ratio Long-Term Drift  
(Note 5ꢀ  
–10  
8
25  
ppm/°C  
R/T  
35°C 2000Hours, 10mW  
±0°C 2000Hours, 10mW  
<2  
<4  
ppm  
ppm  
Resistor Matching Ratio Moisture Resistance  
85°C 85%R.H. 168Hours  
<2  
<3  
ppm  
ppm  
ppm  
ppm  
dBc  
Resistor Matching Ratio Thermal Shock/Hysteresis –50°C to 150°C, 5 Cycles  
Resistor Matching Ratio IR Reflow  
Resistor Matching Ratio Accelerated Shelf Life  
Harmonic Distortion  
25°C to 260°C, 3 Cycles  
150°C, 1000Hours  
<3  
10  
20V , 1kHz, Difference Amplifier  
–120  
±5  
P-P  
Shelf Life  
25°C, Unbiased, 1 Year  
ppm  
Note 1: Stresses beyond those listed under Absolute Maximum Ratings  
may cause permanent damage to the device. Exposure to any Absolute  
Maximum Rating condition for extended periods may affect device  
reliability and lifetime.  
Note 2: The instantaneous difference between the highest voltage applied  
to any pin and the lowest voltage applied to any other pin should not  
exceed the Absolute Maximum Rating. This includes the voltage across  
any resistor, the voltage across any pin with respect to the exposed pad of  
the package, and the voltage across any two unrelated pins.  
Note 5: This parameter is not 100% tested.  
Note 6: (∆R/Rꢀ (Matching for CMRRꢀ is a metric for the contribution  
of error from the LT5400 when used in a difference configuration using  
the specific resistor pairs of R1/R2 and R4/R3. See Difference Amplifier,  
Instrumentation Amplifier, and Differential Amplifier circuits in the Typical  
Applications section for examples.  
CMRR  
1
2
R2 R3  
R1  
R2  
⎞ ⎛  
⎠ ⎝  
ΔR/R  
=
(
)
⎟ ⎜  
CMRR  
R1 R4  
Note 3: In order to keep the junction temperature within the Absolute  
Maximum Rating, maximum power dissipation should be derated at  
elevated ambient temperatures.  
The resistor contribution to CMRR can then be calculated in the following  
way:  
R2  
R1  
Note 4: The LT5400C is guaranteed functional over the operating  
temperature range of –40°C to 85°C. The LT5400C is designed,  
characterized and expected to meet specified performance from –40°C to  
85°C but is not tested or QA sampled at these temperatures. The LT5400I  
is guaranteed to meet specified performance from –40°C to 85°C. The  
LT5400H is guaranteed to meet specified performance from –40°C to  
125°C and is 100% tested at these temperature extremes. The LT5400MP  
is guaranteed to meet specified performance from –55°C to 150°C and is  
100% tested at these temperature extremes.  
4•  
CMRR= ΔR/R  
(
)
CMRR  
R2 R3  
2+  
+
R1 R4  
For LT5400 options with resistor ratio 1:1, the resistor contribution to  
CMRR can be simplified:  
CMRR ≈ (∆R/Rꢀ  
CMRR  
5400fc  
4
For more information www.linear.com/LT5400  
LT5400  
Typical perForMance characTerisTics  
Distribution of Matching Drift  
Change in Matching vs Time  
5
4
30  
25  
20  
15  
10  
5
3
2
1
0
–1  
–2  
–3  
–4  
–5  
0
–1 –0.8–0.6–0.4–0.2  
0
0.2 0.4 0.6 0.8  
1
0
400  
800  
1200  
1600  
2000  
ppm/°C  
TIME (HOURS)  
5400 G02  
5400 G01  
5400fc  
5
For more information www.linear.com/LT5400  
LT5400  
applicaTions inForMaTion  
Where to Connect the Exposed Pad  
To protect the LT5400 against large ESD strikes, external  
protection can be added using diodes to the circuit supply  
rails or bidirectional Zeners to ground (Figure 1ꢀ.  
The exposed pad is not DC connected to any resistor  
terminal. Its main purpose is to reduce the internal tem-  
perature rise when the application calls for large amounts  
of dissipated power in the resistors. The exposed pad can  
be tied to any voltage (such as groundꢀ as long as the  
absolute maximum ratings are observed.  
+
V
V
BAV99  
LT5400  
LT5400  
EXTERNAL  
CONNECTOR  
EXTERNAL  
CONNECTOR  
UMZ36K  
There is capacitive coupling between the resistors and the  
exposed pad, as specified in the Electrical Characteristics  
table. To avoid interference, do not tie the exposed pad to  
noisy signals or noisy grounds.  
5400 F01  
Figure 1  
Matching Specification  
Connecting the exposed pad to a quiet AC ground is  
recommended as it acts as an AC shield and reduces the  
amount of resistor-resistor capacitance.  
The LT5400 specifies matching in the most conservative  
possible way. In each device, the ratio error of the largest  
of the four resistors to the smallest of the four resistors  
meets the specified matching level. Looser definitions  
would compare each resistor value to the average of the  
resistor values, which would typically result in specifica-  
tionsthatappeartwiceasgoodastheyarepertheLT5400’s  
more conservative definition. The following two examples  
illustrate this point.  
Thermal Considerations  
Each resistor is rated for relatively high power dissipation,  
as listed in the Absolute Maximum Ratings section of  
this data sheet. To calculate the internal temperature rise  
inside the package, add together the power dissipated in  
all of the resistors, and multiply by the thermal resistance  
coefficient of the package (θ or θ as applicableꢀ.  
JA  
JC  
In an inverting gain-of-1 amplifier, if the largest resistor  
is allowed to deviate only 0.01% from the smallest resis-  
tor, then the worst-case gain can be –1.00005/0.99995 =  
–1.0001, which is a 0.01% error from the ideal –1.0000.  
That is the LT5400 definition. In a looser definition, if each  
resistor would be allowed to deviate by 0.01% from the  
average,thentheworst-casegaincouldbe1.0001/0.9999  
= –1.0002, which is a 0.02% error from the ideal –1.0000.  
For example, if each resistor dissipates 250mW, for a  
total of 1W, the total temperature rise inside the package  
equals40°C.All4resistorswillbeatthesametemperature,  
regardless of which resistor dissipates more power. The  
junction temperature must be kept within the Absolute  
Maximum Rating. At elevated ambient temperatures, this  
places a limit on the maximum power dissipation.  
In addition to limiting the maximum power dissipation,  
the maximum voltage across any two pins must also be  
kept less than the absolute maximum rating.  
In a divide-by-2 resistor divider network, if the largest  
resistorisallowedtodeviateonly0.01%fromthesmallest  
resistor,thentheworst-caseratiocanbe1.00005/(1.00005  
+ 0.99995ꢀ = 0.500025, which is a 0.005% error from the  
ideal 0.50000. That is the LT5400 definition. In a looser  
definition, if each resistor would be allowed to deviate by  
0.01% from the average, then the worst-case ratio could  
be 1.0001/(1.0001 + 0.9999ꢀ = 0.50005, which is a 0.01%  
error from the ideal 0.50000.  
ESD  
The LT5400 can withstand up to ±1kV of electrostatic  
discharge (ESD, human bodyꢀ. To achieve the highest  
precisionmatching,theLT5400isdesignedwithoutexplicit  
ESD internal protection diodes. ESD beyond this voltage  
can damage or degrade the device including causing  
pin-to-pin shorts.  
5400fc  
6
For more information www.linear.com/LT5400  
LT5400  
Typical applicaTions  
Difference Amplifier  
4.7pF  
LT5400-4  
R1  
R2  
R3  
R4  
1
2
3
4
8
7
6
5
+
+
INPUTS  
REF  
LT1468  
LT5400-4  
CMRR > 80dB AT 200kHz  
THD < –120dB AT 1kHz, 20V  
4.7pF  
P-P  
5400 TA02  
Low Noise Reference Divider with Op Amp Input Bias Current Balancing  
LT5400-4  
R1  
R2  
R3  
R4  
5V  
1
2
3
4
8
7
6
5
+
LT6200  
2.048V  
10µF  
4.096V  
2.7µF  
LTC®6655-4.096  
5V  
5400 TA03  
Micropower Reference Divide-by-4  
LT5400-2  
R1  
R2  
R3  
R4  
5V  
V
IN  
LT6654-5  
1
2
3
4
8
7
6
5
5.5V TO 36V  
1µF  
V
IN  
+
1.25V  
LT1638  
1µF  
5400 TA04  
5400fc  
7
For more information www.linear.com/LT5400  
LT5400  
Typical applicaTions  
Gain of 5, Fully-Differential Amplifier  
5V  
LT5400-6  
R1  
R2  
R3  
R4  
1
8
7
6
5
+
2
IN–  
+
LTC6362  
OUTPUT  
IN+  
3
4
5400 TA05  
CMRR  
CMRR  
= 95.6dB  
TYPICAL  
≈ 69.55dB  
WORST-CASE  
THE WORST-CASE VALUE IS GUARANTEED OVER OPERATING TEMPERATUE RANGE  
Gain of 10, 106dB CMRR, Discrete Component,  
Fully-Differential Instrumentation Amplifier  
V
+
IN–  
1/2  
LT6011  
+
5V  
LT5400-4  
R1  
R2  
R3  
R4  
R1  
R2  
R3  
R4  
1
2
3
4
8
7
6
5
1
2
3
4
8
7
6
5
LTC6362  
+
V
5V  
OCM  
LT5400-3  
C2, 0.1µF  
+
S
5400 TA06  
+
1/2  
LT6011  
V
+
IN+  
THE LT5400-3 COULD BE REPLACED BY 1% (OR BETTER) DISCRETE  
RESISTORS AT THE COST OF SOME CMRR. THE INPUT STAGE IS LESS  
SENSITIVE TO RESISTOR ERRORS THAN THE UNITY GAIN STAGE.  
5400fc  
8
For more information www.linear.com/LT5400  
LT5400  
Typical applicaTions  
Low Offset Current-Sense Amplifier  
25V  
5V  
+
R *  
D
10Ω  
LT5400-3  
LTC2053  
R1  
R2  
R3  
R4  
1
2
3
4
8
7
6
5
V
= I  
• 10k/150  
OUT LOAD  
+
R
10Ω  
SENSE  
V
OUT  
R6  
10k  
C1  
0.1µF  
REF  
E
+
I
LOAD  
R7  
150Ω  
5400 TA07  
* –1% VISHAY CRCW1206  
AS LONG AS RD–RSENSE << R1 – R4, THE COMMON MODE REJECTION  
WILL NOT BE DETERIORATED BY THE SENSE RESISTOR.  
5400fc  
9
For more information www.linear.com/LT5400  
LT5400  
package DescripTion  
Please refer to http://www.linear.com/designtools/packaging/ for the most recent package drawings.  
MS8E Package  
8-Lead Plastic MSOP, Exposed Die Pad  
(Reference LTC DWG # 05-08-1662 Rev Iꢀ  
BOTTOM VIEW OF  
EXPOSED PAD OPTION  
1.88  
(.074)  
1
0.29  
REF  
1.88 ± 0.102  
(.074 ± .004)  
1.68  
(.066)  
0.889 ± 0.127  
(.035 ± .005)  
0.05 REF  
DETAIL “B”  
5.23  
(.206)  
MIN  
3.20 – 3.45  
(.126 – .136)  
1.68 ± 0.102  
(.066 ± .004)  
CORNER TAIL IS PART OF  
THE LEADFRAME FEATURE.  
FOR REFERENCE ONLY  
DETAIL “B”  
8
NO MEASUREMENT PURPOSE  
3.00 ± 0.102  
(.118 ± .004)  
(NOTE 3)  
0.65  
(.0256)  
BSC  
0.52  
(.0205)  
REF  
0.42 ± 0.038  
(.0165 ± .0015)  
8
7 6 5  
TYP  
RECOMMENDED SOLDER PAD LAYOUT  
3.00 ± 0.102  
(.118 ± .004)  
(NOTE 4)  
4.90 ± 0.152  
(.193 ± .006)  
DETAIL “A”  
0.254  
(.010)  
0° – 6° TYP  
GAUGE PLANE  
1
2
3
4
0.53 ± 0.152  
(.021 ± .006)  
1.10  
(.043)  
MAX  
0.86  
(.034)  
REF  
DETAIL “A”  
0.18  
(.007)  
SEATING  
PLANE  
0.22 – 0.38  
(.009 – .015)  
TYP  
0.1016 ± 0.0508  
(.004 ± .002)  
0.65  
(.0256)  
BSC  
MSOP (MS8E) 0910 REV I  
NOTE:  
1. DIMENSIONS IN MILLIMETER/(INCH)  
2. DRAWING NOT TO SCALE  
3. DIMENSION DOES NOT INCLUDE MOLD FLASH, PROTRUSIONS OR GATE BURRS.  
MOLD FLASH, PROTRUSIONS OR GATE BURRS SHALL NOT EXCEED 0.152mm (.006") PER SIDE  
4. DIMENSION DOES NOT INCLUDE INTERLEAD FLASH OR PROTRUSIONS.  
INTERLEAD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.152mm (.006") PER SIDE  
5. LEAD COPLANARITY (BOTTOM OF LEADS AFTER FORMING) SHALL BE 0.102mm (.004") MAX  
6. EXPOSED PAD DIMENSION DOES NOT INCLUDE MOLD FLASH. MOLD FLASH ON E-PAD  
SHALL NOT EXCEED 0.254mm (.010") PER SIDE.  
5400fc  
10  
For more information www.linear.com/LT5400  
LT5400  
revision hisTory  
REV  
DATE  
8/11  
±/12  
DESCRIPTION  
PAGE NUMBER  
A
Added LT5400-4, LT5400-5, LT5400-6. Changes reflected throughout the data sheet.  
Added LT5400-3 H-grade and MP-grade and LT5400-±.  
Added Shelf Life characteristics.  
1-10  
2, 3  
4
B
Clarified Note 6.  
4
Added application schematics.  
8, 9  
2, 3  
C
02/15 Added 5400-8  
5400fc  
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.  
However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa-  
tion that the interconnection of its circuits as described herein will not infringe on existing patent rights.  
11  
For more information www.linear.com/LT5400  
LT5400  
Typical applicaTion  
Precision Single-Ended to Differential Conversion  
LT5400-4  
R1  
1
2
3
4
8
7
6
5
+
R2  
R3  
R4  
+
LTC6362  
OUTPUT  
IN+  
5400 TA08  
THD = –110dB AT 1kHz, 8V  
P-P  
GROUNDING EXPOSED PAD RESULTS IN STABLE,  
NO OVERSHOOT RESPONSE  
relaTeD parTs  
PART NUMBER  
LT1991  
DESCRIPTION  
COMMENTS  
Precision Difference Amplifier  
High Voltage Difference Amplifier  
Instrumentation Amplifier  
0.04% Resistor Matching,100µA Op Amp  
LT1990  
±250V Input Range  
>90dB CMRR  
LT116±  
5400fc  
LT 0215 REV C • PRINTED IN USA  
LinearTechnology Corporation  
1630 McCarthy Blvd., Milpitas, CA 95035-±41±  
12  
(408432-1900 FAX: (408ꢀ 434-050± www.linear.com/LT5400  
LINEAR TECHNOLOGY CORPORATION 2011  

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