參數(shù)資料
型號(hào): MCP1603
廠商: Microchip Technology Inc.
英文描述: 2.0 MHz, 500 mA Synchronous Buck Regulator
中文描述: 2.0兆赫,500毫安同步降壓穩(wěn)壓器
文件頁(yè)數(shù): 9/26頁(yè)
文件大?。?/td> 672K
代理商: MCP1603
2007 Microchip Technology Inc.
DS22042A-page 9
MCP1603
Typical Performance Curves (Continued)
Note:
Unless otherwise indicated, V
IN
= SHDN = 3.6V, C
OUT
= C
IN
= 4.7 μF, L = 4.7 μH, V
OUT
(ADJ) = 1.8V, I
LOAD
= 100 mA,
T
A
= +25°C. Adjustable or fixed output voltage options can be used to generate the Typical Performance Characteristics.
FIGURE 2-13:
Ambient Temperature.
Switching Frequency vs.
FIGURE 2-14:
Voltage.
Switch Resistance vs. Input
FIGURE 2-15:
Waveform.
Output Voltage Startup
FIGURE 2-16:
Input Voltage.
Switching Frequency vs.
FIGURE 2-17:
Ambient Temperature.
Switch Resistance vs.
FIGURE 2-18:
Waveform.
Heavy Load Switching
1.95
2.00
2.05
2.10
2.15
2.20
-40 -25 -10
5
20 35 50 65 80 95 110 125
Ambient Temperature (
o
C)
S
0.35
0.40
0.45
0.50
0.55
0.60
0.65
2.7
3.05
3.4
3.75
4.1
4.45
4.8
5.15
5.5
Input Voltage (V)
S
)
N-Channel
P-Channel
1.95
2.00
2.05
2.10
2.15
2.20
2.7
3.05
3.4
3.75
4.1
4.45
4.8
5.15
5.5
Input Voltage (V)
S
0.3
0.4
0.5
0.6
0.7
0.8
0.9
-40 -25 -10
5
20
35
50
65
80
95 110 125
Ambient Temperature (
o
C)
S
)
N-Channel
P-Channel
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