APW7079 Просмотр технического описания (PDF) - Anpec Electronics
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APW7079 Datasheet PDF : 15 Pages
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APW7079
Electrical Characteristics
Refer to Typical Application Circuits. VIN=1.5V, RLOAD = ∞, and TA= -40 ~ 85oC, unless otherwise noted. Typical values are at TA=25oC.
Symbol
Parameter
VIN
Converter Supply Voltage
Start-up Voltage
Test Conditions
APW7079
Unit
Min.
Typ.
Max.
0.7
-
5.5
V
RLOAD=3kΩ
-
0.9
1
V
APW7079-18
1.764
1.8
1.836
APW7079-26
2.548
2.6
2.652
APW7079-28
2.744
2.8
2.856
VOUT Output Voltage
APW7079-30
2.94
3.0
3.06
V
APW7079-33
3.234
3.3
3.366
APW7079-38
3.724
3.8
3.876
APW7079-45
4.41
4.5
4.59
APW7079-50
4.9
5.0
5.1
IDD
Supply Current
VOUT = VOUT(Typ.)+0.5V
Measured at VOUT
No Inductor Connected
7
11
15
µA
TOFF(MIN)
TON(MAX)
Main Switch Min. Off-time
Main Switch Max. On-time
Main Switch Max. Duty
0.6
0.9
1.2
µs
3
4
5
µs
75
-
85
%
APW7079-18
-
0.5
-
APW7079-26
-
0.4
-
APW7079-28
-
0.4
-
RN-FET Main Switch on Resistance
ILX=100mA
APW7079-30
-
0.4
-
Ω
APW7079-33
-
0.4
-
APW7079-38
-
0.4
-
APW7079-45
-
0.3
-
APW7079-50
-
0.3
-
APW7079-18
-
1
-
APW7079-26
-
0.8
-
APW7079-28
-
0.8
-
RP-FET
Synchronous Switch on
Resistance
ILX=100mA
APW7079-30
-
0.7
-
Ω
APW7079-33
-
0.6
-
APW7079-38
-
0.5
-
APW7079-45
-
0.4
-
APW7079-50
-
0.4
-
ILIM
Main Switch Current Limit
Main Switch Leakage Current
Synchronous Switch Leakage
Current
Over Temperature Shutdown
500
600
700
mA
-
-
1
µA
-
-
1
µA
-
150
-
°C
Over Temperature Hysteresis
-
40
-
°C
Copyright © ANPEC Electronics Corp.
3
Rev. A.3 - Oct., 2008
www.anpec.com.tw
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