20VS3-4W4W-U 데이터 시트보기 (PDF) - Unspecified
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20VS3-4W4W-U Datasheet PDF : 5 Pages
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Hybrid IC Isolation Amplifiers 20 Series
ISOLATION AMPLIFIER
(3-port isolation)
Functions & Features
• Being used for printed wiring board installation
• Isolating between input, output and power
• Isolation between input, output and power supply up to
1500 V AC
• High-linearity
• Low power consumption
• Saving installation space
• Power 15 V DC
Typical Applications
• Isolating the field and input or output circuit of
microprocessor to reduce noise from field
• Available for manufacturers of small-lot products to omit
the development of isolation circuit
8 (.31)
19
(.75)
33 (1.30)
mm (inch)
MODEL: 20VS3
ORDERING INFORMATION
• Code number: 20VS3–U
Input range ±5 V DC
Output range ±5 V DC
• Code number: 20VS3–5W4W–U
Input range ±5 V DC
Output range ±10 V DC
• Code number: 20VS3–4W4W–U
Input range ±10 V DC
Output range ±10 V DC
POWER INPUT
DC Power
U: 15 V DC
GENERAL SPECIFICATIONS
Construction: Hybrid IC
Housing material: Epoxy resin
MODEL: 20VS3
Isolation: Input or reference voltage source to output to
power supply
INPUT SPECIFICATIONS
■ DC Voltage
• Input : -5 – +5 V DC
Input resistance: ≥ 1 MΩ (10 kΩ in power failure)
• Input : -10 – +10 V DC
Input resistance: ≥ 350 kΩ (10 kΩ in power failure)
Overload input voltage: 30 V DC continuous
Input offset voltage: ±15 mV
Input bias current: 2 nA TYP. (@25°C)
OUTPUT SPECIFICATIONS
■ DC Voltage:
• -5 – +5 V DC
Load resistance: ≥ 2 kΩ
• -10 – +10 V DC
Load resistance: ≥ 4 kΩ
Output impedance: ≤ 1 Ω
REFERENCE VOLTAGE SOURCE
Output voltage: ±7.1 V DC ±10 %
Load current: ≤ 2 mA
INSTALLATION
Power input
•DC: Operational voltage range:
Rating ±5 %; approx. 7 mA with no load;
ripple 2 % p-p max.
Operating temperature: -10 to +70°C (14 to 158°F)
Operating humidity: 30 to 90 %RH (non-condensing)
Mounting: Soldering to the printed wiring board
Weight: 10 g (0.35 oz)
PERFORMANCE in percentage of span
Unless otherwise specified, G = 1.
(G = 2 for 20VS3-5W4W; G = -2 for inverting amplifier
circuit of 20VS3-4W4W)
Linearity: ±0.001 % TYP. (±0.05 % max.)
Temp. coefficient:
Offset drift 5 ppm/°C TYP. (20 ppm/°C max.)
Span drift 10 ppm/°C TYP. (50 ppm/°C max.)
Frequency characteristics: Approx. 1 kHz, -3 dB
Response time: ≤ 450 μsec. (0 – 90 %)
Conversion gain: ×1 ±1 % (×2 ±1 % for 20VS3-5W4W)
Line voltage effect: ±0.05 % over voltage range
Insulation resistance: ≥ 100 MΩ with 500 V DC
Dielectric strength: 1500 V AC @1 minute (input or
reference voltage source to output to power)
http://www.m-system.co.jp/
20VS3 SPECIFICATIONS
ES-4404 Rev.4 Page 1/5
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