Intermec ED40 - Operational Current

Appendix C — EA21 Imager
ED40 Decode Board Integration Guide 103
Operational Current
This section provides the operational current for the ED40 demo board + EA21 @
25° C / 77° F. The maximum operating current increases as the operating
temperature increases.
Operational Current—ED40 Decode Board + EA21
Specification
RS-232 Interface USB Interface
3.3 V 5.0 V 3.3 V 5.0 V
Full operational
(power enable low, trigger low)
—Typical (default parameters) 400 mA 250 mA 425 mA 260 mA
—Maximum (aimer always on, full lighting) 500 mA 290 mA 510 mA 300 mA
Active Idle current
(power enable low, trigger high)
65 mA max 45 mA max 100 mA max 65 mA max
Hibernate current
(power enable low, trigger high, hibernate activated)
1.5 mA 1.2 mA N/A N/A
Imager off
(power enable high)
<10 μA <10 μA <10 μA <10 μA
Note: For information on Hibernate mode, see “Hibernate Mode” on page 37.