ES-4409 Rev.6
20VS2-2
Hybrid IC Isolation Amplifiers 20 Series
ISOLATION AMPLIFIER
(output isolation)
Functions & Features
• Being used for printed wiring board installation
• Isolating between input and output, output and power
• Built in surge protectors
• Isolation between input and output up to 2000 V AC
• Power 15 V DC
Typical Applications
• Isolating the fiels and output circuit of microprocessor to reduce common mode noise
• Available for manufacturers of small-lot products to omit the development of isolation circuit
MODEL: 20VS2–2–U
ORDERING INFORMATION
• Code number: 20VS2-2-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
: 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
: 15 nA TYP. (@25°C)
OUTPUT SPECIFICATIONS
■
DC Voltage
: -10 – +10 V DC
Load resistance
: ≥ 2 kΩ
Output impedance
: ≤ 1 Ω
REFERENCE VOLTAGE SOURCE
Output voltage
: ±15 V DC ±5 %
Load current
: ≤ 5 mA
INSTALLATION
Power input
•
DC
: Operational voltage range: Rating ±2 %; approx. 10 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
: 20 g (0.71 oz)
PERFORMANCE in percentage of span
Linearity
: ±0.05 %
Temp. coefficient
:
Offset drift 40 ppm/°C
Span drift 50 ppm/°C
Frequency characteristics
: Approx. 1 kHz, -3 dB
Response time
: ≤ 450 μsec. (0 – 90 %)
Conversion gain
: ×1 ±1 %
Line voltage effect
: ±0.05 % over voltage range
Insulation resistance
: ≥ 100 MΩ with 500 V DC
Dielectric strength
: 2000 V AC @ 1 minute
(output or reference voltage source to input or power supply)
STANDARDS & APPROVALS
EU conformity
:
EMC Directive
EMI EN 61000-6-4
EMS EN 61000-6-2
RoHS Directive
EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm [inch]
SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM
APPLICATION EXAMPLE