December, 20, 2005.Techc od e Semiconductor Limitedwww.techcodesemi.com
4
T
echcode®
2A 150KHz PWM Buck DC/DC Converte
r
TD15
0
9
DATASHEET
AbsoluteMaximumRatings
Note1:StressesgreaterthanthoselistedunderMaximumRatingsmaycausepermanentdamagetothedevice.Thisisastressratingonlyandfunctionaloperationofthedevice
at these or any other conditions above those indicated in the operation is not implied. Exposure to absolute maximum rating conditions for extended periods may affect
reliability.
Parameter Symbol Value Unit
Input Voltage V
IN
-0.3 to 45 V
Feedback Pin Voltage V
FB
-0.3 to Vin+0.3 V
ON/OFF Pin Voltage V
EN
-0.3 to Vin+0.3 V
Output Pin Voltage V
SW
-0.3 to Vin+0.3 V
Power Dissipation P
D
Internally limited mW
Operating Junction Temperature T
J
150 ºC
Storage Temperature T
STG
-65 to 150 ºC
Lead Temperature (Soldering, 10 sec) T
LEAD
260 ºC
ESD (HBM) 2000 V
MSL Level3
Thermal Resistance-Junction to Ambient
RθJA
85 ºC / W
Thermal Resistance-Junction to Case
RθJC
45 ºC / W
RecommendedOperatingConditions
Parameter
Symbol Min. Max. Unit
Input Voltage V
IN
3.6 45 V
Operating Junction Temperature T
J
-40 125 ºC
Operating Ambient Temperature T
A
-40 85 ºC
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