TP2271-SR [3PEAK]
36V Single Supply, 7MHz Bandwidth, RRO Op-amps;型号: | TP2271-SR |
厂家: | 3PEAK |
描述: | 36V Single Supply, 7MHz Bandwidth, RRO Op-amps |
文件: | 总16页 (文件大小:1282K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
TP2271/TP2272 /TP2274
36V Single Supply, 7MHz Bandwidth, RRO Op-amps
Description
3PEAK
Features
The TP2271/TP2272/TP2274 are EMI Hardened 36V
CMOS op-amps featuring EMIRR of 84dB at 900MHz.
The devices are unity gain stable with 100pF capacitive
load and high-speed with a wide 7MHz bandwidth and
20V/μs high slew rate, which makes the devices
appropriated for I/V converters.
Gain-bandwidth Product: 7MHz
High Slew Rate: 20V/μs
High EMIRR: 84dB at 900MHz
Low Noise: 19 nV/√Hz(f= 1kHz)
Wide Supply Range: 2.7V to 36V
Low Offset Voltage: 1.0mV Maximum
Low Input Bias Current: 3pA Typical
The rail-to-rail output swing and input range that
includes V– makes the TP227x ideal choices for
interfacing to modern, single-supply and precision data
converters.
Below-Ground (V-) Input Capability to -0.3V
Rail-to-Rail Output Voltage Range
High Output Current: 80mA (2.0V Drop)
Unit Gain Stable
The TP227x op-amps offer lower noise, offset voltage,
offset drift over temperature and bias current. In
addition, the devices have better common-mode
rejection and slew rates.
3mm*2mm DFN Package for TP2274
–40°C to 125°C Operation Range
Robust 3kV – HBM and 2kV – CDM ESD Rating
The TP227x family, exhibiting high input impedance
and low noise, is excellent for small signal conditioning
for high impedance sources, such as piezoelectric
transducers. Because of the micro power dissipation
levels, the devices work well in hand held monitoring
and remote sensing applications.
Applications
Digital Servo Control Loops
Machine and Motion Control Devices
Photodiode Pre-amp
The TP2271 is single channel version available in 8-pin
SOIC and 5-pin SOT23 packages. The TP2272 is dual
channel version available in 8-pin SOIC and MSOP
packages. The TP2274 is quad channel version
available in 14-pin SOIC, TSSOP and DFN packages.
Industrial Process Control
Temperature Measurements
Strain Gage Amplifier
Medical Instrumentation
3PEAK and the 3PEAK logo are registered trademarks of
3PEAK INCORPORATED. All other trademarks are the property of
their respective owners.
Pin Configuration(Top View)
EMIRR IN+ vs. Frequency
TP2271
8-Pin SOIC
(-S Suffix)
TP2272
8-Pin SOIC/MSOP/TSSOP
(-S, -V and -TS Suffixes)
90
85
80
75
70
65
60
55
50
1
2
3
4
8
7
6
5
1
2
3
4
8
7
6
5
NC
NC
﹢Vs
Out
NC
Out A
﹢Vs
﹣In
﹣In A
Out B
﹣In B
﹢In B
A
﹢In
﹢In A
﹣Vs
B
﹣Vs
TP2271
5-Pin SOT23
(-T Suffix)
TP2274
14-Pin SOIC/TSSOP/DFN
(-S , -T and -F Suffixes)
1
2
3
4
5
6
7
14
Out A
﹣In A
﹢In A
﹢Vs
Out D
1
2
3
5
4
Out
﹢Vs
13 ﹣In D
﹣Vs
A
B
D
C
12
11
﹢In D
﹣Vs
+In
-In
10 ﹢In C
400
4000
﹢In B
﹣In B
Out B
9
8
﹣In C
Frequency (MHz)
Out C
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REV C.02
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36V Single supply, 7MHz Bandwidth, RRO Op-amps
Order Information
Model
Name
Marking
Information
Order Number
Package
MSL
Transport Media, Quantity
TP2271-SR
TP2271-TR
TP2272-SR
TP2272-VR
TP2272-TSR
TP2272L1-SR
TP2274-SR
TP2274-TR
TP2274-FR
8-Pin SOIC
5-Pin SOT23
8-Pin SOIC
8-Pin MSOP
8-Pin TSSOP
8-Pin SOIC
14-Pin SOIC
14-Pin TSSOP
14-Pin DFN
MSL 3
MSL 3
MSL 3
MSL 3
MSL 1
MSL 1
MSL 3
MSL 3
MSL 3
Tape and Reel, 4,000
Tape and Reel, 3,000
Tape and Reel, 4,000
Tape and Reel, 3,000
Tape and Reel, 3,000
Tape and Reel, 4,000
Tape and Reel, 2,500
Tape and Reel, 3,000
Tape and Reel, 3,000
TP2271
E22
TP2271
TP2272
TP2272
TP2272
TP2272
TP2274
TP2274
2274
TP2272
TP2274
Note 1
Absolute Maximum Ratings
Supply Voltage: V+ – V– Note 2............................40.0V
Input Voltage............................. V– – 0.3 to V+ + 0.3
Input Current: +IN, –IN Note 3.......................... ±20mA
Differential Input VoltageNote 4..........................±0.5V
Output Short-Circuit Duration Note 5…......... Indefinite
Current at Supply Pins……………............... ±60mA
Operating Temperature Range........–40°C to 125°C
Maximum Junction Temperature................... 150°C
Storage Temperature Range.......... –65°C to 150°C
Lead Temperature (Soldering, 10 sec) ......... 260°C
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 op amp supplies must be established simultaneously, with, or before, the application of any input signals.
Note 3: The inputs are protected by ESD protection diodes to each power supply. If the input extends more than 500mV beyond the power supply, the input
current should be limited to less than 10mA.
Note 4: The differential input voltage must be in the range of Input Voltage: V– – 0.3 to V+ + 0.3 V
Note 5: A heat sink may be required to keep the junction temperature below the absolute maximum. This depends on the power supply voltage and how many
amplifiers are shorted. Thermal resistance varies with the amount of PC board metal connected to the package. The specified values are for short traces
connected to the leads.
ESD, Electrostatic Discharge Protection
Symbol
Parameter
Condition
Minimum Level
Unit
HBM
CDM
Human Body Model ESD
MIL-STD-883H Method 3015.8
JEDEC-EIA/JESD22-C101E
3
2
kV
kV
Charged Device Model ESD
Thermal Resistance
Package Type
5-Pin SOT23
8-Pin SOIC
θJA
250
158
210
191
θJC
81
Unit
Package Type
14-Pin SOIC
14-Pin TSSOP
14-Pin DFN
θJA
120
180
100
θJC
36
Unit
°C/W
°C/W
° C/W
°C/W
°C/W
°C/W
°C/W
43
35
8-Pin MSOP
8-Pin TSSOP
45
34
44
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36V Single supply, 7MHz Bandwidth, RRO Op-amps
Electrical Characteristics
The specifications are at TA = 27° C. VS = ±15V, VCM = 0V, RL = 2kΩ, CL =100pF.Unless otherwise noted.
SYMBOL
PARAMETER
Input Offset Voltage
CONDITIONS
MIN
TYP
MAX
UNITS
VCM = 0V
-1.0
-1.0
± 0.4
+1.0
+1.0
mV
mV
VOS
VS = 5V, VCM = 2.5V
-40°C to 125°C
TA = 27 °C
± 0.4
2
VOS TC
Input Offset Voltage Drift
Input Bias Current
μV/° C
pA
3
250
7.7
1
IB
TA = 85 °C
pA
TA = 125 °C
nA
IOS
Vn
en
Input Offset Current
pA
2.35
19
Input Voltage Noise
f = 0.1Hz to 10Hz
f = 1kHz
μVRMS
nV/√Hz
Input Voltage Noise Density
Differential
Common Mode
4
2.5
CIN
CMRR
VCM
Input Capacitance
pF
dB
V
Common Mode Rejection Ratio
VCM = -14.5V to 13V
95
126
Common-mode Input Voltage
Range
V– -0.3
V+-2.0
50
PSRR
AVOL
VOL, VOH
ROUT
RO
Power Supply Rejection Ratio
Open-Loop Large Signal Gain
Output Swing from Supply Rail
Closed-Loop Output Impedance
Open-Loop Output Impedance
Output Short-Circuit Current
Supply Voltage
95
95
130
120
dB
dB
mV
Ω
RLOAD = 2kΩ
RLOAD = 100kΩ
G = 1, f =1kHz, IOUT = 0
f = 1kHz, IOUT = 0
Sink or source current
0.01
125
80
Ω
ISC
mA
V
VS
2.7
36
IQ
Quiescent Current per Amplifier
Phase Margin
900
60
8
1500
μA
°
PM
RLOAD = 2kΩ, CLOAD = 100pF
RLOAD = 2kΩ, CLOAD = 100pF
f = 1kHz
GM
Gain Margin
dB
MHz
GBWP
Gain-Bandwidth Product
7
AV = 1, VOUT = 0V to 10V, CLOAD = 100pF,
RLOAD = 2kΩ
SR
FPBW
tS
Slew Rate
20
V/μs
kHz
μs
Full Power Bandwidth Note 1
210
Settling Time, 0.1%
Settling Time, 0.01%
Total Harmonic Distortion and
Noise
0.8
1
AV = –1, 10V Step
THD+N
Xtalk
f = 1kHz, AV =1, RL = 2kΩ, VOUT = 3.5VRMS
f = 1kHz, RL = 2kΩ
0.0001
110
%
Channel Separation
dB
Note 1: Full power bandwidth is calculated from the slew rate FPBW = SR/π • VP-P
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REV C.02
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36V Single supply, 7MHz Bandwidth, RRO Op-amps
Typical Performance Characteristics
VS = ±15V, VCM = 0V, RL = Open, unless otherwise specified.
Offset Voltage Production Distribution
Unity Gain Bandwidth vs. Temperature
200
180
160
140
120
100
80
8
7
6
5
60
40
20
0
-50
0
50
100
150
-1.1
-0.9
-0.7
-0.5
-0.3
-0.1
0.1
0.3
0.5
0.7
0.9
1.1
T e m p℃()
Offset Voltage(mV)
Open-Loop Gain and Phase
CMRR vs. Input Common Mode Voltage
180
130
80
150
100
50
Phase
30
Open Loop Gain
-20
1
10 100 1k 10k 100k 1M 10M 100M
Frequency (Hz)
-15 -12 -9 -6 -3
0
3
6
9
12 15
Common Mode Voltage (V)
Positive Output Swing vs. Load Current
Negative Output Swing vs. Load Current
4
3 . 5
3
12
℃
10
8
2 . 5
2
℃
1 . 5
1
℃
0 . 5
0
125℃
6
0
0 . 0 2
0 . 0 4
0 . 0 6
0 . 0 8
0 . 1
0
0.02
0.04
0.06
0.08
0.1
I O U T ( A
IOUT(A)
REV C.02
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36V Single supply, 7MHz Bandwidth, RRO Op-amps
Typical Performance Characteristics
VS = ±15V, VCM = 0V, RL = Open, unless otherwise specified. (Continued)
Common Mode Rejection Ratio
CMRR vs. Frequency
140
150
100
50
120
100
80
60
40
20
0
-15 -12 -9 -6 -3
0
3
6
9
12 15
0.1
10
1k
100k
10M
C o m m o n M o d e V o
Frequency (Hz)
Quiescent Current vs. Temperature
Short Circuit Current vs. Temperature
1.4
86
1.2
1
Isink
84
0.8
0.6
0.4
0.2
0
Isorce
82
80
-50
0
50
100
-50
0
50
100
150
Temperature(C)
Temperature (℃)
Power-Supply Rejection Ratio
Quiescent Current vs. Supply Voltage
0.93
140
120
100
80
0.92
0.91
0.9
0.89
0.88
0.87
0.86
0.85
60
40
20
0
0.1
10
1k
100k
10M
0
2
4
6
8
10
12
14
Supply Voltage (V)
Frequency (Hz)
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REV C.02
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36V Single supply, 7MHz Bandwidth, RRO Op-amps
Typical Performance Characteristics
VS = ±15V, VCM = 0V, RL = Open, unless otherwise specified. (Continued)
Power-Supply Rejection Ratio vs. Temperature
CMRR vs. Temperature
124
122
120
118
116
132
130
128
126
124
122
120
118
116
114
112
110
-50
0
50
100
-50
0
50
100
Temperature(C)
Temperature
EMIRR IN+ vs. Frequency
Large-Scale Step Response
90
85
80
75
70
65
60
55
50
G = +1
RL=10KΩ
400
4000
Frequency (MHz)
Time (50μs/div)
Negative Over-Voltage Recovery
Positive Over-Voltage Recovery
G = +10
G = +10
±V= ±15V
±V= ±2.5V
Time (0.5μs/div)
Time (0.5μs/div)
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36V Single supply, 7MHz Bandwidth, RRO Op-amps
Pin Functions
-IN: Inverting Input of the Amplifier. Voltage range of this
–
V– or VS: Negative Power Supply. It is normally tied to
ground. It can also be tied to a voltage other than
ground as long as the voltage between V+ and V– is from
2.7V to 36V. If it is not connected to ground, bypass it
with a capacitor of 0.1μF as close to the part as
possible.
pin can go from V– to (V+ - 2.0V).
+IN: Non-Inverting Input of Amplifier. This pin has the
same voltage range as –IN.
V+ or +VS: Positive Power Supply. Typically the voltage
is from 2.7V to 36V. Split supplies are possible as long
as the voltage between V+ and V– is between 2.7V and
36V. A bypass capacitor of 0.1μF as close to the part as
possible should be used between power supply pins or
between supply pins and ground.
OUT: Amplifier Output. The voltage range extends to
within milli-volts of each supply rail.
N/C: No connection.
The exposed thermal pad of DFN package should be
left floated.
Operation
The TP227x op-amps have input signal range from V– to (V+ – 2.0V). The output can extend all the way to the supply
rails. The input stage is comprised of a PMOS differential amplifier. The Class-AB control buffer and output bias stage
uses a proprietary compensation technique to take full advantage of the process technology to drive very high
capacitive loads. This is evident from the transient over shoot measurement plots in the Typical Performance
Characteristics.
Applications Information
EMI Harden
The EMI hardening makes the TP2271/2272/2274 a must for almost all op amp applications. Most applications are
exposed to Radio Frequency (RF) signals such as the signals transmitted by mobile phones or wireless computer
peripherals. The TP2271/2272/2274 will effectively reduce disturbances caused by RF signals to a level that will be
hardly noticeable. This again reduces the need for additional filtering and shielding Using this EMI resistant series of
op amps will thus reduce the number of components and space needed for applications that are affected by EMI, and
will help applications, not yet identified as possible EMI sensitive, to be more robust for EMI.
Wide Supply Voltage
The TP2271/2272/2274 operational amplifiers can operate with power supply voltages from 2.7V to 36V. Each
amplifier draws 0.8mA quiescent current at 36V supply voltage. The TP2271/2272/2274 is optimized for wide
bandwidth low power applications. They have an industry leading high GBW to power ratio and the GBW remains
nearly constant over specified temperature range.
Low Input Bias Current
The TP2271/2272/2274 is a CMOS OPA family and features very low input bias current in pA range. The low input
bias current allows the amplifiers to be used in applications with high resistance sources. Care must be taken to
minimize PCB Surface Leakage. See below section on “PCB Surface Leakage” for more details.
PCB Surface Leakage
In applications where low input bias current is critical, Printed Circuit Board (PCB) surface leakage effects need to be
considered. Surface leakage is caused by humidity, dust or other contamination on the board. Under low humidity
conditions, a typical resistance between nearby traces is 1012Ω. A 5V difference would cause 5pA of current to flow,
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REV C.02
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36V Single supply, 7MHz Bandwidth, RRO Op-amps
which is greater than the TP2271/2272/2274 OPA’s input bias current at +27°C (±3pA, typical). It is recommended to
use multi-layer PCB layout and route the OPA’s -IN and +IN signal under the PCB surface.
The effective way to reduce surface leakage is to use a guard ring around sensitive pins (or traces). The guard ring is
biased at the same voltage as the sensitive pin. An example of this type of layout is shown in Figure 1 for Inverting
Gain application.
1. For Non-Inverting Gain and Unity-Gain Buffer:
a) Connect the non-inverting pin (VIN+) to the input with a wire that does not touch the PCB surface.
b) Connect the guard ring to the inverting input pin (VIN–). This biases the guard ring to the Common Mode input voltage.
2. For Inverting Gain and Trans-impedance Gain Amplifiers (convert current to voltage, such as photo detectors):
a) Connect the guard ring to the non-inverting input pin (VIN+). This biases the guard ring to the same reference voltage as the
op-amp (e.g., VDD/2 or ground).
b) Connect the inverting pin (VIN–) to the input with a wire that does not touch the PCB surface.
Guard Ring
VIN+
VIN-
+VS
Figure 1 The Layout of Guard Ring
Ground Sensing and Rail to Rail Output
The TP2271/2272/2274 family has excellent output drive capability. It drives 2k load directly with good THD
performance. The output stage is a rail-to-rail topology that is capable of swinging to within 50mV of either rail.
The maximum output current is a function of total supply voltage. As the supply voltage to the amplifier increases, the
output current capability also increases. Attention must be paid to keep the junction temperature of the IC below 150°C
when the output is in continuous short-circuit. The output of the amplifier has reverse-biased ESD diodes connected to
each supply. The output should not be forced more than 0.3V beyond either supply, otherwise current will flow through
these diodes.
Power Supply Layout and Bypass
The TP2271/2272/2274 OPA’s power supply pin (VDD for single-supply) should have a local bypass capacitor (i.e.,
0.01μF to 0.1μF) within 2mm for good high frequency performance. It can also use a bulk capacitor (i.e., 1μF or larger)
within 100mm to provide large, slow currents. This bulk capacitor can be shared with other analog parts.
Ground layout improves performance by decreasing the amount of stray capacitance and noise at the OPA’s inputs
and outputs. To decrease stray capacitance, minimize PC board lengths and resistor leads, and place external
components as close to the op amps’ pins as possible.
Proper Board Layout
To ensure optimum performance at the PCB level, care must be taken in the design of the board layout. To avoid
leakage currents, the surface of the board should be kept clean and free of moisture. Coating the surface creates a
barrier to moisture accumulation and helps reduce parasitic resistance on the board.
Keeping supply traces short and properly bypassing the power supplies minimizes power supply disturbances due to
output current variation, such as when driving an ac signal into a heavy load. Bypass capacitors should be connected
as closely as possible to the device supply pins. Stray capacitances are a concern at the outputs and the inputs of the
amplifier. It is recommended that signal traces be kept at least 5mm from supply lines to minimize coupling.
A variation in temperature across the PCB can cause a mismatch in the Seebeck voltages at solder joints and other
points where dissimilar metals are in contact, resulting in thermal voltage errors. To minimize these thermocouple
effects, orient resistors so heat sources warm both ends equally. Input signal paths should contain matching numbers
and types of components, where possible to match the number and type of thermocouple junctions. For example,
dummy components such as zero value resistors can be used to match real resistors in the opposite input path.
Matching components should be located in close proximity and should be oriented in the same manner. Ensure leads
REV C.02
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36V Single supply, 7MHz Bandwidth, RRO Op-amps
are of equal length so that thermal conduction is in equilibrium. Keep heat sources on the PCB as far away from
amplifier input circuitry as is practical.
The use of a ground plane is highly recommended. A ground plane reduces EMI noise and also helps to maintain a
constant temperature across the circuit board.
R4
22kΩ
C3
R3
R2
R1
100pF
½
TP2272
VIN
2.7kΩ
10kΩ
22kΩ
VO
C1
3000pF
C2
2000pF
fp 20kHz
Three-Pole Low-Pass Filter
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REV C.02
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36V Single supply, 7MHz Bandwidth, RRO Op-amps
Package Outline Dimensions
SOT23-5
Dimensions
In Millimeters In Inches
Min Max Min Max
Dimensions
Symbol
A
1.050 1.250 0.041 0.049
0.000 0.100 0.000 0.004
1.050 1.150 0.041 0.045
0.300 0.400 0.012 0.016
0.100 0.200 0.004 0.008
2.820 3.020 0.111 0.119
1.500 1.700 0.059 0.067
2.650 2.950 0.104 0.116
A1
A2
b
C
D
E
E1
e
0.950TYP
1.800 2.000 0.071 0.079
0.700REF 0.028REF
0.300 0.460 0.012 0.024
0° 8° 0° 8°
0.037TYP
e1
L
L1
θ
REV C.02
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36V Single supply, 7MHz Bandwidth, RRO Op-amps
Package Outline Dimensions
SO-8 (SOIC-8)
A2
C
θ
L1
A1
e
E
D
Dimensions
Dimensions In
Inches
In Millimeters
Symbol
Min
Max
Min
Max
A1
A2
b
0.100
1.350
0.330
0.190
4.780
3.800
5.800
0.250
1.550
0.510
0.250
5.000
4.000
6.300
0.004
0.053
0.013
0.007
0.188
0.150
0.228
0.010
0.061
0.020
0.010
0.197
0.157
0.248
E1
C
D
E
E1
e
b
1.270 TYP
0.050 TYP
L1
θ
0.400
0°
1.270
8°
0.016
0°
0.050
8°
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36V Single supply, 7MHz Bandwidth, RRO Op-amps
Package Outline Dimensions
MSOP-8
Dimensions
Dimensions In
Inches
In Millimeters
Symbol
Min
Max
Min
Max
A
0.800
0.000
0.760
0.30 TYP
0.15 TYP
2.900
0.65 TYP
2.900
4.700
0.410
0°
1.200
0.200
0.970
0.031
0.000
0.030
0.012 TYP
0.006 TYP
0.114
0.026
0.114
0.185
0.016
0°
0.047
0.008
0.038
E
E1
A1
A2
b
C
D
3.100
0.122
e
b
e
E
3.100
5.100
0.650
6°
0.122
0.201
0.026
6°
D
E1
L1
θ
A1
R1
R
θ
L
L1
L2
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36V Single supply, 7MHz Bandwidth, RRO Op-amps
TSSOP-8
Symbol
Dimensions In Millimeters
Min Max
3.100
Dimensions In Inches
Min Max
0.122
D
2.900
4.300
0.190
0.090
6.250
0.114
0.169
0.007
0.004
0.246
E
4.500
0.300
0.200
6.550
1.200
1.000
0.150
0.177
0.012
0.008
0.258
0.047
0.039
0.006
b
c
E1
A
A2
A1
0.800
0.050
0.031
0.002
e
L
H
θ
0.65(BSC)
0.500
0.026(BSC)
0.020
0.700
7°
0.028
7°
0.25(BSC)
1°
0.01(BSC)
1°
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36V Single supply, 7MHz Bandwidth, RRO Op-amps
Package Outline Dimensions
TSSOP-14
Dimensions
In Millimeters
E1
E
Symbol
MIN
-
TYP
MAX
1.20
0.15
1.05
0.28
0.19
5.06
6.60
4.50
A
A1
A2
b
-
0.05
0.90
0.20
0.10
4.86
6.20
4.30
-
1.00
-
e
c
c
-
4.96
D
D
E
6.40
E1
e
4.40
0.65 BSC
0.60
L
0.45
0.75
A1
L1
L2
R
1.00 REF
0.25 BSC
-
0.09
0°
-
R1
θ
-
8°
R
θ
L
L1
L2
REV C.02
14
36V Single supply, 7MHz Bandwidth, RRO Op-amps
Package Outline Dimensions
SO-14 (SOIC-14)
D
Dimensions
E1
E
In Millimeters
TYP
Symbol
MIN
1.35
0.10
1.25
0.36
8.53
5.80
3.80
MAX
1.75
0.25
1.65
0.49
8.73
6.20
4.00
A
A1
A2
b
1.60
0.15
e
b
1.45
D
8.63
6.00
E
A2
A
E1
e
3.90
1.27 BSC
0.60
A1
L
0.45
0°
0.80
8°
L1
L2
θ
1.04 REF
0.25 BSC
L
L1
θ
L2
www.3peakic.com.cn
REV C.02
15
36V Single supply, 7MHz Bandwidth, RRO Op-amps
Package Outline Dimensions
DFN-14
Dimensions
In Millimeters
TYP
Symbol
MIN
MAX
0.8
A
A1
b
0.7
0.75
0.02
0.05
0.25
0.25
3.10
2.60
0.15
0.18
2.90
2.40
0.18
c
0.20
D
3.00
D2
e
2.50
0.40
Nd
E
2.40
1.90
0.70
0.30
0.20
2.00
2.10
0.90
0.40
0.30
E2
L
0.80
0.35
H
0.25
REV C.02
16
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