ES-4416 Rev.2
20VS5-150
Hybrid IC Isolation Amplifiers 20 Series
ISOLATION AMPLIFIER
(input isolation)
Functions & Features
• Being used for printed wiring board installation
• Up to 2.3 kV isolation between input to output or power input
• Small stray capacitance between input and output
• Small installation area in printed wiring board
• Gain adjustable range, × 1 to × 100
• Power 15 V DC
Typical Applications
• Isolating the field and iput circuit of microprocessor to reduce noise from field
• Available for manufacturers of small-lot products to omit the development of isolation circuit
MODEL: 20VS5–150–U
ORDERING INFORMATION
• Code number: 20VS5-150-U
INPUT RANGE -7 – +7 V DC @ 15 V power
-5 – +5 V DC @ 11.5 V power
OUTPUT RANGE -7 – +7 V DC @ 15 V power
-5 – +5 V DC @ 11.5 V power
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
:
-7 – +7 V DC @ 15 V power
-5 – +5 V DC @ 11.5 V power
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
:
-7 – +7 V DC @ 15 V power
-5 – +5 V DC @ 11.5 V power
Load resistance
: ≥ 2.5 kΩ
Output impedance
: ≤ 1 Ω
REFERENCE VOLTAGE SOURCE
Output voltage
:
±15 V DC TYP. (+15 V power supply)
±11 V DC TYP. (+11.5 V power supply)
Load current
: ≤ 2 mA
INSTALLATION
Power input
•
DC
:
Operational voltage range 11.5 – 16 V;
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
: 50 g (1.76 oz)
PERFORMANCE in percentage of span
Linearity
: ±0.05 %
Temp. coefficient
:
Offset drift 30 ppm/°C @G = 1
Span drift 50 ppm/°C @G = 1
Frequency characteristics
: Approx. 5 kHz, -3 dB
Response time
: ≤ 90 μsec. (0 – 90 %)
Conversion gain
: ×0.95 ±5 %
Gain adjustable range
: × 1 to × 100
Line voltage effect
: ±0.2 % over voltage range
Insulation resistance
: ≥ 100 MΩ with 500 V DC
Dielectric strength
: 2300 V AC @1 minute (input or reference voltage source to output or power)
CMRR
: ≥ 100 dB (500 V AC 50/60 Hz)
EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm [inch]
SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM
APPLICATION EXAMPLE
10 kΩ ≤ (R
1
+ R
2
) ≤ 200 kΩ