ES-4432 Rev.2
20VS1E
Hybrid IC Isolation Amplifiers 20 Series
ISOLATION AMPLIFIER
(4-port isolation)
Functions & Features
• Being used for printed wiring board installation
• Isolating between input, output and output 2
• Dielectric srength 1500 V AC between input, output and output 2
• Power 18 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
MODEL: 20VS1E–5W5W–U2
ORDERING INFORMATION
• Code number: 20VS1E-5W5W-U2
INPUT
Voltage
5W
: -5 – +5 V DC (Input resistance 1 MΩ min.)
OUTPUT
Voltage
5W
: -5 – +5 V DC (Load resistance 2 kΩ)
POWER INPUT
DC Power
U2
: 18 V DC
GENERAL SPECIFICATIONS
Construction
: Hybrid IC
PWB coating
: Silicone
Isolation
: Input or A output to output or B output to C output to power
INPUT SPECIFICATIONS
■
DC Voltage
Input
: -5 – +5 V DC
Input resistance
: ≥ 1 MΩ (10 kΩ in power failure)
Overload input voltage
: 30 V DC continuous
Input offset voltage
: ±10 mV
OUTPUT SPECIFICATIONS
■
DC Voltage
: -5 – +5 V DC
Load resistance
: ≥ 2 kΩ
Output impedance
: ≤ 1 Ω
A, B, C OUTPUT VOLTAGE
For 18 V power
Load current
:
•A output: ±15 V 5 mA (4.7μF in connection)
•B output: ±15 V 15 mA (10μF in connection)
•C output: 25 V 30 mA (4.7μF in connection)
Output voltage setting accuracy
:
•±15 % (A, B) (25℃ @ 18 V DC power; with total load)
•±15 % (C) (25℃ @ 18 V DC power; with total load)
INSTALLATION
Power input
•
DC
:
Rating ±5 %; approx. 40 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
: 30 g (1.1 oz)
PERFORMANCE in percentage of span
Unless otherwise specified, G = 1.
Linearity
: ±0.05 %
Temp. coefficient
: 80 ppm/°C TYP.
Frequency characteristics
: Approx. 200 Hz (-3 dB minimum)
Response time
: ≤ 2 ms (0 – 90 %)
Conversion gain
: ×1 ±2 %
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 A output to output or B output to C output to power)
EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm
SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM