AP1537 Ver la hoja de datos (PDF) - Anachip Corporation
Número de pieza
componentes Descripción
Lista de partido
AP1537 Datasheet PDF : 7 Pages
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PWM Control 3A Step-Down Converter
Ordering Information
AP1537
AP 1537 X X
Package
S: SOP-8L
Packing
Blank : Tube
A : Taping
Block Diagram
Output
Oscillation
Circuit
Reference Voltage
Source with Soft Start
Vcc
Thermal
Shutdown
PWM-Switched
Control Circuit
100uA
VEN
+
FB
-
Vss
EN
Comp
Absolute Maximum Ratings
Symbol
Parameter
Rating
Unit
VCC*1
VFB
VEN
VOUTPUT
PD
TOPR
TSTG
θJC
VCC Pin Voltage
Feedback Pin Voltage
EN Pin Voltage
Switch Pin Voltage
Power Dissipation
Junction Operating Temperature Range
Storage Temperature Range
Thermal Resistance Junction-to-Case
3 inch2 Copper as a heat-sink
VSS - 0.3 to VSS + 20
VSS - 0.3 to VCC
VSS - 0.3 to VIN + 0.3
VSS - 0.3 to VIN + 0.3
1000
-20 to +125
-40 to +150
15
V
V
V
V
mW
oC
oC
oC/W
θJA
Thermal Resistance Junction-to-Case
3 inch2 Copper as a heat-sink
65
oC/W
Caution: The absolute maximum ratings are rated values exceeding which the product could suffer physical damage. These values must
therefore not be exceeded under any conditions.
Anachip Corp.
www.anachip.com.tw
Rev. 1.3 May 09, 2006
2/7
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