3502EM-G1 Ver la hoja de datos (PDF) - BCD Semiconductor
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3502EM-G1 Datasheet PDF : 11 Pages
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Preliminary Datasheet
340kHz, 2A Synchronous DC-DC Buck Converter
AP3502E
Typical Performance Characteristics (Continued)
TA=25ºC, VIN=12V, VOUT=3.3V, unless otherwise noted.
3.6
3.5
3.4
3.3
3.2
3.1
3.0
4
8
12
16
20
Input Voltage (V)
Figure 8. Output Voltage vs.
Input Voltage
4.0
3.6
3.2
2.8
2.4
2.0
1.6
1.2
4
V =3.3V,L=10µH
OUT
8
12
16
20
Input Voltage (V)
Figure 9. Maximum Load Current vs.
Input Voltage
VIN(AC)
500mV/div
VOUT (AC)
20mV/div
IL
1A/div
VSW
10V/div
Time 2µs/div
VOUT (AC)
100mV/div
IOUT
1A/div
Time 400µs/div
Figure 10. Output Ripple (IOUT=2A)
Figure 11. Load Transient (IOUT=1 to 2A)
May. 2012 Rev. 1. 3
BCD Semiconductor Manufacturing Limited
7
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