cs1a021b4k

features

● measures ac, dc and impulse currents

● competitive cost/performance ratio

● low power consumption

● compact size

● high level of electrical isolation between

primary and secondary circuits

● through-hole design (φ11mm), no insertion loss

typical applications

● variable speed drives

● current feedback control systems

● robotics

● ups & telecommunication power supplies

● welding power supplies

● automotive - battery management systems

●wattmeters

open-loop current sensor

description

the csa series are based on the principles of the hall-effect wherein a hall-effect device (hed) produces an output voltage linearly related to the amplitude and phase of a magnetic field applied to it. www.ishumba.com

electrical performance

nominal current (in) :

20

a

measuring range :

70

a

output resistance :

≥ 2

kω

nominal output voltage * :

4

v

supply voltage :

±12 ~ ±15 (±5%)

v

supply current :

15

ma

isolation voltage :

50 hz/ 1 min. 3

kv

* the default output voltage is 4v, it will be adjusted according to customers’ requirements.

accuracy-dynamic performance

zero current offset :

@ 25℃≤±20

mv

residual offset after in:

@ 25℃≤±20

mv

thermal drift of offset :

＜± 10-3/ ℃

thermal drift of gain :

＜± 2x10-4/ ℃

linearity :

± 1

%in

response time :

≤ 7

μs

bandwidth :

dc to 50

khz

di/dt accuracy followed :

50

a/ μs

all specifications are at ±15 vdc supply and 25℃ [77°f] ambient temperature unless otherwise specificed.

general data

operating temperature :

-10 ~ 80

℃

storage temperature :

-25 ~ 85

℃

housing material :

insulated plastic case

weight :

36 typ.

g

mounting drawing in mm