ES-4403 Rev.2
20VS2-01
Hybrid IC Isolation Amplifiers 20 Series
ISOLATION AMPLIFIER
(3-port isolation)
Functions & Features
• Being used for printed wiring board installation
• High-linearity
• Low power consumption
• Isolating between input, output and power
• Isolation between input, output and power supply
up to 1500V AC
• Power 15V 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: 20VS2–01–U
ORDERING INFORMATION
• Code number: 20VS2-01-U
TYPE
01
: 3-port isolation
INPUT RANGE -5 – +5 V DC
OUTPUT RANGE -5 – +5 V DC
POWER INPUT
DC Power
U
: 15 V DC
GENERAL SPECIFICATIONS
Construction
: Hybrid IC
Housing material
: Epoxy resin
Isolation
: Input to 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
: ±5 mV
Input bias current
: 2 nA TYP. (@25°C)
OUTPUT SPECIFICATIONS
■
DC Voltage
: -5 – +5 V DC
Load resistance
: ≥ 2 kΩ
Output impedance
: ≤ 1 Ω
REFERENCE VOLTAGE SOURCE
Output voltage
: ±7 V DC ±5 % (when power supply is 15 V DC)
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
: 20 g (0.71 oz)
PERFORMANCE in percentage of span
Linearity
: ±0.001 % TYP. @G = 1 (±0.05 % max.)
Temp. coefficient
:
Offset drift 5 ppm/°C TYP. @G = 1 (20 ppm/°C max.)
span drift 10 ppm/°C TYP. @G = 1 (50 ppm/°C max.)
Frequency characteristics
: Approx. 1 kHz, -3 dB
Response time
: ≤ 390 μsec. (0 – 90 %)
Conversion gain
: ×0.995 ±1 % max.
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)
CMRR
: ≥ 100 dB (500 V AC 50/60 Hz)
EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm [inch]
SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM
APPLICATION EXAMPLE