MODEL: 20VS5-204
Input offset voltage: ±15 mV
Hybrid IC Isolation Amplifiers 20 Series
Input bias current: 0.5 nA TYP. (@25°C)
ISOLATION AMPLIFIER
(high-accuracy, input isolation)
Functions & Features
OUTPUT SPECIFICATIONS
■ DC Voltage: -10 – +10 V DC
Load resistance: ≥ 5 kΩ
• Being used for printed wiring board installation
• Up to 2500 V isolation between input to output or power
input
Output impedance: ≤ 1 Ω
• High-linearity
REFERENCE VOLTAGE SOURCE
Output voltage: ±15 V DC TYP.
Load current: ≤ 2 mA
• Small installation area in printed wiring board
• Gain adjustable range, × 1 to × 10
• Power 15 V DC
INSTALLATION
Typical Applications
Power input
• Isolating the field and input circuit of microprocessor to
reduce noise from field
•DC: Operational voltage range: Rating ±10 %,
ripple 2 %p-p max.; approx. 7 mA with no load
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: 10g (0.35 oz)
• Available for manufacturers of small-lot products to omit
the development of isolation circuit
10.7 (.42)
16 (.63)
PERFORMANCE in percentage of span
Unless otherwise specified, G = 1.
47.5 (1.87)
mm (inch)
Linearity: ±0.005 % TYP. (±0.025 % max.)
Temp. coefficient:
Offset drift 20 ppm/°C
Span drift 40 ppm/°C
MODEL: 20VS5–204–U
Frequency characteristics: Approx. 3 kHz, -3 dB
Response time: ≤ 150 μsec. (0 – 90 %)
Conversion gain: ×0.98 ±5 %
ORDERING INFORMATION
Gain adjustable range: × 1 to × 10
Line voltage effect: ±0.05 % over voltage range
Insulation resistance: ≥ 100 MΩ with 500 V DC
Dielectric strength: 2500 V AC @1 minute (input or
reference voltage source to output or power)
CMRR: ≥ 100 dB (500 V AC 50/60 Hz)
• Code number: 20VS5-204-U
INPUT RANGE -10 – +10 V DC
OUTPUT RANGE -10 – +10 V DC
POWER INPUT
DC Power
U: 15 V DC
GENERAL SPECIFICATIONS
Construction: Hybrid IC
Housing material: Flame-resistant resin (black)
Isolation: Input to output or power
INPUT SPECIFICATIONS
■ DC Voltage
Input : -10 – +10 V DC
Input resistance: ≥ 1 MΩ (10 kΩ in power failure)
Overload input voltage: ±30 V DC continuous
http://www.m-system.co.jp/
20VS5-204 SPECIFICATIONS
ES-4426 Rev.0 Page 1/4