Datasheet
0.3A 100KHz 80V Buck DC to DC Converter XL7045
Rev 1.1 www.xlsemi.com
4
Ordering Information
Order Information Marking ID Package Type Packing Type Supplied As
XL7045E1 XL7045E1 SOP8-EP 2500 Units on Tape & Reel
XLSEMI Pb-free products, as designated with “E1” suffix in the par number, are RoHS compliant.
Absolute Maximum Ratings（Note1）
Parameter Symbol Value Unit
Input Voltage
Vin
-0.3 to 85 V
Feedback Pin Voltage
V
FB
-0.3 to Vin V
Output Switch Pin Voltage
V
SW
-0.3 to Vin V
CSP Pin Voltage
V
CSP
-0.3 to 20 V
CSN Pin Voltage
V
CSN
-0.3 to 20 V
Power Dissipation
P
D
Internally limited mW
Thermal Resistance (SOP8-EP)
(Junction to Ambient, No Heatsink, Free Air)
R
JA
60 ºC/W
Maximum Junction Temperature
T
J
-40 to 150 ºC
Operating Junction Temperature
T
J
-40 to 125 ºC
Storage Temperature
T
STG
-65 to 150 ºC
Lead Temperature (Soldering, 10 sec)
T
LEAD
260 ºC
ESD (HBM) >3000 V
Note1: Stresses greater than those listed under Maximum Ratings may cause permanent damage
to the device. This is a stress rating only and functional operation of the device 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.
