20VS2-3-U [MSYSTEM]
Hybrid IC Isolation Amplifiers 20 Series;
| 型号： | 20VS2-3-U |
| 厂家： | 
M-SYSTEM |
| 描述： | Hybrid IC Isolation Amplifiers 20 Series |
| 文件： | 总2页 (文件大小：96K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
MODEL: 20VS2-3
Overload input voltage: 30 V DC continuous
Hybrid IC Isolation Amplifiers 20 Series
Input offset voltage: ±15 mV
Input bias current: 15 nA TYP. (@25°C)
ISOLATION AMPLIFIER
(for narrow span, input isolation)
Functions & Features
OUTPUT SPECIFICATIONS
■ Voltage Output
• Being used for printed wiring board installation
• Isolating between input and output, input and power
• Built in surge protectors
Output range: 0 – 10 V DC
Load resistance: ≥ 2 kΩ
Output impedance: ≤ 1 Ω
• Isolation between input and output up to 2000 V AC
• Power 15 V DC
REFERENCE VOLTAGE SOURCE
Output voltage: ±11 V DC ±5 %
Load current: ≤ 5 mA
Typical Applications
• Isolating the field and iput circuit of microprocessor to
reduce noise from field
• Available for manufacturers of small-lot products to omit
the development of isolation circuit
INSTALLATION
Power input
•DC: Operational voltage range: Rating ±2 %; approx. 10
mA with no load; ripple 2 %p-p max.
Operating temperature: 0 to 60°C (32 to 140°F)
Operating humidity: 30 to 90 %RH (non-condensing)
Mounting: Soldering to the printed wiring board
Weight: 20 g (0.71 oz)
18 (.71)
14.5
(.57)
49 (1.93)
mm (inch)
PERFORMANCE in percentage of span
Linearity: ±0.05 %
MODEL: 20VS2–3–U
Temp. coefficient: Offset drift 40 ppm/°C
span drift 80 ppm/°C
ORDERING INFORMATION
Frequency characteristics:
• Code number: 20VS2-3-U
Approx. 2 Hz -3dB (narrow span input)
Approx. 1 kHz -3dB (not narrow span input)
Response time:
Narrow span input range: -10 – +100 mV DC
Input range: 0 – 5 V DC
≤ 200 ms (narrow span input)
Output range: 0 – 10 V DC
≤ 450 microseconds (not narrow span input)
Conversion gain: × 0.4 ±1 %
Line voltage effect: ±0.05 % over voltage range
Insulation resistance: ≥ 100 MΩ with 500 V DC
Dielectric strength: 2000 V AC @ 1 minute
(input or reference voltage source to output or power
supply)
POWER INPUT
DC Power
U: 15 V DC
GENERAL SPECIFICATIONS
Construction: Hybrid IC
STANDARDS & APPROVALS
EU conformity:
Housing material: Flame-resistant resin (black)
Isolation: Input or reference voltage source to output or
power supply
EMC Directive
EMI EN 61000-6-4
EMS EN 61000-6-2
RoHS Directive
INPUT SPECIFICATIONS
■ Voltage Input
Narrow span input range: -10 – +100 mV DC
Input range: 0 – 5 V DC
Input resistance: ≥ 1 MΩ (10 kΩ in power failure)
20VS2-3 SPECIFICATIONS
ES-4408 Rev.5 Page 1/2
https://www.m-system.co.jp/
MODEL: 20VS2-3
EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm (inch)
18 (.71)
49 (1.93)
0.3 (.01)
0.5 (.02)
20.32 (.80)
1.27 (.05)
13.97 (.55)
7.62 (.30)
1 2 3 4 5 6 7 8 9
36353433
15161718
22212019
2.54 (.10)
SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM
Isolation
Output
Driver
20
19
15
16
+
–
+
–
Amplifier
+
5
4
OUTPUT
INPUT
Low Drift
Amplifier
1
+
POWER SUPPLY
NARROW SPAN INPUT
COM (–)
2
7
9
8
+11V
*
REFERENCE
VOLTAGE
SOURCE
COM (0V)
–11V
*To be used in the printed wiring board on which the unit is mounted.
APPLICATION EXAMPLE
Input: 4 – 20 mA DC
Output: 0 – 5 V DC
+
–
5
2
20
19
+
–
INPUT 4 – 20mA DC
250Ω
OUTPUT 0 – 5V DC
LM329BZ
5.1kΩ
22
55kΩ
4kΩ
+
–
15
16
POWER
Specifications are subject to change without notice.
20VS2-3 SPECIFICATIONS
ES-4408 Rev.5 Page 2/2
https://www.m-system.co.jp/
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