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MCP19035-AAAAE/MF 数据表(PDF) 7 Page - Microchip Technology

部件名 MCP19035-AAAAE/MF
功能描述  High-Speed Synchronous Buck Controller
PDF  44 Pages
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制造商  MICROCHIP [Microchip Technology]
网页  http://www.microchip.com
标志 MICROCHIP - Microchip Technology

MCP19035-AAAAE/MF 数据表(HTML) 7 Page - Microchip Technology

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 2012-2013 Microchip Technology Inc.
DS22326B-page 7
MCP19035
2.0
TYPICAL PERFORMANCE CURVES
Note:
Unless otherwise indicated, TA =+25°C, VIN = 12V, VOUT = 1.8V, fSW = 300 kHz, CVCC = 4.7 uF.
FIGURE 2-1:
Input Quiescent Current vs.
Input Voltage.
FIGURE 2-2:
Input Quiescent Current vs.
Temperature.
FIGURE 2-3:
Relative Oscillator
Frequency Variation vs. Temperature.
FIGURE 2-4:
+VCC-OUT Regulation vs.
Input Voltage.
FIGURE 2-5:
+VCC-OUT Regulation vs.
Load Current.
FIGURE 2-6:
LDO Regulator Dropout
Voltage vs. Temperature.
Note:
The graphs and tables provided following this note are a statistical summary based on a limited number of
samples and are provided for informational purposes only. The performance characteristics listed herein
are not tested or guaranteed. In some graphs or tables, the data presented may be outside the specified
operating range (e.g., outside specified power supply range) and therefore outside the warranted range.
5.0
6.0
7.0
f
SW = 300 kHz
f
SW = 600 kHz
4.0
0
5
10
15
20
25
30
35
Input Voltage (V)
4.0
6.0
8.0
10.0
0.0
2.0
-50
0
50
100
150
Junction Temperature (°C)
-4.0
-2.0
0.0
2.0
4.0
f
SW = 300 kHz
f
SW = 600 kHz
-10.0
-8.0
-6.0
-50
0
50
100
150
Junction Temperature (°C)
4.99
5.01
5.03
5.05
I
LOAD = 20 mA
4.95
4.97
0
10203040
Input Voltage (V)
4.99
5.01
5.03
5.05
4.95
4.97
0
204060
Load Current (mA)
05
0.75
1
1.25
1.5
I
LOAD = 50 mA
0
0.25
0.5
-50
0
50
100
150
Junction Temperature (°C)



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