AX5201 Просмотр технического описания (PDF) - Unspecified
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AX5201 Datasheet PDF : 10 Pages
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AX5201
PIN ASSIGNMET
The package of AX5201 is SOP-8L-EP; the pin assignment is given by:
( Top View )
EN 1
VCC 2
FB 3
SS 4
Exposed
pad
8 SGND
7 PGND
6 SW
5 SW
SOP-8L-EP
(EP is connect to SW)
Name
Description
SGND Signal Ground pin.
PGND
EN
Power Ground pin
Power-off pin
H：normal operation(Step-up)
L：Step-up operation stopped
VCC IC power supply pin
FB Feedback pin
SW
Switch pin. Connect external
inductor and diode here.
SS Soft-Start Pin.
ORDER/MARKING INFORMATION
Order Information
AX5201 XX X
Package Type
ES: SOP-8L-EP
Packing
Blank : Tube
A : Taping
Top Marking
AX Logo
5 2 0 1 Part number
Y Y W W X ID code:internal
WW: 01~52
Year: 10=2010
11=2011
ABSOLUTE MAXIMUM RATINGS (at TA=25°C)
Characteristics
Symbol
Rating
Unit
VCC Pin Voltage
VCC GND - 0.3 to GND + 22 V
Feedback Pin Voltage
VFB
GND - 0.3 to 6
V
ON/OFF Pin Voltage
VEN
GND - 0.3 to VCC
V
Switch Pin Voltage
VSW
GND - 0.3 to 34
V
SS Pin Voltage
VSS
GND - 0.3 to 6
V
Power Dissipation
PD
Internally limited mW
Storage Temperature Range
TST
-40 to +150
°C
Operating Junction Temperature
TOPJ
-20 to +125
°C
Thermal Resistance from Junction to case
θJC
15
°C/W
Thermal Resistance from Junction to ambient
θJA
40
°C/W
Note : θJA is measured with the PCB copper area (connect to exposed pad) of approximately 1 in2(Multi-layer).
2/10
Axelite Confidential Materials, do not copy or distribute without written consent.
Rev.1.4 Jan.25, 2011
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