MODEL: 20VS5-252

http://www.m-system.co.jp/

20VS5-252 SPECIFICATIONS

ES-4437 Rev.0 Page 1/3

Hybrid IC Isolation Amplifiers 20 Series

ISOLATION AMPLIFIER

(high-accuracy, output isolation)

Functions & Features

• Being used for printed wiring board installation

• Up to 1000 V isolation between output to input or power

input

• High-linearity

• Small installation area in printed wiring board

• Gain adjustable range, × 1 to × 10

• Power 15 V DC

Typical Applications

• Isolating the field and input circuit of microprocessor to

reduce noise from field

• Available for manufacturers of small-lot products to omit

the development of isolation circuit

mm (inch)

10.0 (.39)

18.5 (.73)

47.5 (1.87)

MODEL: 20VS5-252–U

ORDERING INFORMATION

• Code number: 20VS5-252-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

Isolation: Output or reference voltage source to input or

power supply

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

Input offset voltage: ±15 mV

Input bias current: 0.5 nA TYP. (@25°C)

OUTPUT SPECIFICATIONS

■ DC Voltage: -10 – +10 V DC

Load resistance: ≥ 5 kΩ

Output impedance: ≤ 1 Ω

REFERENCE VOLTAGE SOURCE

Output voltage: ±15 V DC TYP.

Load current: ≤ 1 mA

INSTALLATION

Power input

•DC: Operational voltage range: Rating ±5 %, ripple 2 %p-p

max.; ≤ 12 mA with no load

Operating temperature: 0 to 70°C (32 to 158°F)

Operating humidity: 30 to 90 %RH (non-condensing)

Mounting: Soldering to the printed wiring board

Weight: 10g (0.35 oz)

PERFORMANCE in percentage of span

Unless otherwise specified, G = 1.

Linearity: ±0.05 %

Temp. coefficient: 50 ppm/°C (28 ppm/°F)

Frequency characteristics: Approx. 3 kHz, -3 dB

Response time: ≤ 150 μsec. (0 – 90 %)

Conversion gain: ×0.98 ±2 %

Gain adjustable range: × 1 to × 10

Line voltage effect: ±0.05 % over voltage range

Insulation resistance: ≥ 100 MΩ with 500 V DC

Dielectric strength: 1000 V AC @ 1 minute

(output or reference voltage source to input

or power supply)

CMRR: ≥ 100 dB (500 V AC 50/60 Hz)