APW7057K 데이터 시트보기 (PDF) - Anpec Electronics
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APW7057K Datasheet PDF : 14 Pages
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APW7057
Typical Application
R4
8.2k
C7
470pF
Q3
Shutdown
C3
1uF
5
VCC
7 OCSET
BOOT 1
2
UGATE
8
PHASE
U1
6
APW 7057
LGATE
4
FB
GND
3
R3
2.2
D1
1N4148
C4
0.1uF
R2
2.4k
Q1: APM2014N UC
Q2: APM2014N UC
Q3: APM2300A AC
C2: 1000uF/10V, ESR = 25mΩ
C5: 1000uF/6.3V, ESR = 25mΩ
.ECKH/Figure 2.
Absolute Maximum Ratings
VIN
+
+5V
C1
C2
1uF
1000uF x2
Q1
L1
3.3uH
Q2
R1
5.1k
+
C5
VO U T
+2.5V/10A
1000uF x2
C6
0.1uF
Symbol
VCC
VBOOT
TSTG
TSDR
VESD
Parameter
VCC Supply Voltage (VCC to GND)
BOOT Supply Voltage (BOOT to GND)
PHASE, OCSET to GND Input Voltage
FB to GND Input Voltage
Maxim um Junction Tem perature
Storage Tem perature
Maxim um Soldering Tem perature, 10 Seconds
Minimum ESD Rating
Thermal Characteristics
Symbol
Parameter
θJA
Junction-to-Ambient Resistance in free air (SOP-8)
Copyright ANPEC Electronics Corp.
3
Rev. A.3 - Oct., 2003
Rating
-0.3 ~ 7
-0.3 ~ 15
-0.3 ~ 12
-0.3 ~ VCC+0.3
125
-65 ~ 150
300
±2
Unit
V
V
V
V
oC
oC
oC
kV
Value
160
Unit
oC/W
www.anpec.com.tw
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