ZXCT1012ET5TA Diodes Zetex, ZXCT1012ET5TA Datasheet - Page 7

• Manufacturer Part Number: ZXCT1012ET5TA
• Description: IC CURRENT MONITOR 2.5% TSOT23-5
• Manufacturer: Diodes Zetex

Specifications of ZXCT1012ET5TA

• Function: Current Monitor
• Sensing Method: High-Side
• Accuracy: ±2.5%
• Voltage - Input: 2.5 ~ 20 V
• Current - Output: 2mA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: TSOT-23-5, TSOT-5, TSOP-5
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: ZXCT1012ET5TR

Power dissipation
The maximum allowable power dissipation of the device for normal operation (P
function of the package junction to ambient thermal resistance (
temperature (T
The device power dissipation, P
Care must be taken when using this device at large input voltages and large sense voltages to
prevent too much power dissipation.
V
R
I
V
∴ P
Issue 1 - December 2006
© Zetex Semiconductors plc 2006
OUT
IN
OUT
OUT
P
P
D
MAX
D
=I
600
500
400
300
200
100
OUT
0
= (T
0
= 20V
= 100
= 2.5 x 0.01
= 25mA
= I
= 25mA x 100
= 2.5V
= 25mA (20 - 2.5)V
= 438mW
.(V
OUT
JMAX
IN
25
JMAX
-V
TA - Ambient temperature (°C)
x R
OUT
Power Dissipation
– T
OUT
), and ambient temperature (T
50
amb
) watts
V
SENSE
) /
75
JA
= 2.5V
100
D
is given by the expression:
TDFN3x3-5
TSOT23-5
125
150
7
amb
), according to the expression:
JA
), maximum junction
ZXCT1012
www.zetex.com
MAX
), is a