Diodes ZXCT1051 - Manual (Page 2)

ZXCT1051
Issue 2 - November 2006 2 www.zetex.com
© Zetex Semiconductors plc 2006
Absolute maximum ratings
V
CC
max. 20V
Voltage on V
SENSE
- and V
SENSE
+ -0.6 to V
CC
Voltage on all other pins -0.6V and V
CC
+0.6V
V
SENSE
"(V
SENSE
+) - (V
SENSE
-) 500mV
Operating temperature, T
amb
-40 to 125°C
Storage temperature -55 to 150°C
Maximum junction temperature 150°C
Package power dissipation 300mW at T
amb
= 25°C (de-rate to zero at 150°C)
Operation above the absolute maximum rating may cause device failure. Operation at the
absolute maximum ratings, for extended periods, may reduce device reliability.
Recommended operating conditions
Pin function table
Parameter Min. Max. Units
V
SENSE+
Common-mode sense input range 0 V
CC
-2 V
V
CC
Supply voltage range 2.7 20 V
V
SENSE
Differential sense input voltage range 0 0.3 V
V
OUT
Output voltage range 0 V
CC
- 2 V
T
amb
Ambient temperature range -40 125 °C
Pin Name Description
1 V
CC
This is the analog supply and provides power to internal circuitry
2 GND Ground pin
3 OUT Output voltage pin.
4 V
SENSE
+ This is the positive input of the current monitor and has an input range from
0V up to V
CC
– 2V.
5 V
SENSE
- This is the negative input of the current monitor and has an input range
from 0V up to V
CC
– 2V. The current through this pin varies with differential
sense voltage.