參數(shù)資料
型號： TC1303A-AE1EMFTR
廠商： Microchip Technology Inc.
英文描述： 500 mA Synchronous Buck Regulator, + 300 mA LDO with Power-Good Output
中文描述： 500毫安同步降壓穩(wěn)壓器，300 mA的LDO具有電源就緒輸出
文件頁數(shù)： 10/36頁
文件大?。?/td> 463K
代理商： TC1303A-AE1EMFTR
TC1303A/TC1303B/TC1303C/TC1304
DS21949B-page 10
2005 Microchip Technology Inc.
2.0
TYPICAL PERFORMANCE CURVES
Note:
Unless otherwise indicated, V
IN1
= V
IN2
= SHDN1,2 = 3.6V, C
OUT1
= C
IN
= 4.7 μF, C
OUT2
= 1 μF, L
= 4.7 μH,
V
OUT1
(ADJ) = 1.8V, T
A
= +25°C.
Boldface
specifications apply over the T
A
range of -40°C to +85°C. T
A
= +25°C. Adjustable- or fixed-
output voltage options can be used to generate the Typical Performance Characteristics.
FIGURE 2-1:
Current vs. Ambient Temperature (TC1303A,B).
I
Q
Switcher and LDO
FIGURE 2-2:
Current vs. Ambient Temperature
(TC1303C, TC1304).
I
Q
Switcher and LDO
FIGURE 2-3:
Ambient Temperature.
I
Q
Switcher Current vs.
FIGURE 2-4:
Temperature.
I
Q
LDO Current vs. Ambient
FIGURE 2-5:
Input Voltage (V
OUT1
= 1.2V).
V
OUT1
Output Efficiency vs.
FIGURE 2-6:
I
OUT1
(V
OUT1
= 1.2V).
V
OUT1
Output Efficiency vs.
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.
60
64
68
72
76
80
-40 -25 -10
5
20
35
50
65
80
95 110 125
Ambient Temperature (°C)
I
Q
V
IN
= 3.6V
V
IN
= 4.2V
V
IN
= 5.5V
I
OUT1
= I
OUT2
= 0 mA
SHDN1 = V
IN2
SHDN2 = V
IN2
66
68
70
72
74
76
78
-40 -25 -10
5
20
35
50
65
80
95 110 125
Ambient Temperature (°C)
I
Q
V
IN
= 5.5V
SHDN1 = V
IN2
SHDN2 = V
IN2
V
IN
= 4.2V
V
IN
= 3.6V
30
35
40
45
50
55
-40 -25 -10
5
20
35
50
65
80
95 110 125
Ambient Temperature (°C)
I
Q
V
IN
= 3.6V
V
IN
= 4.2V
V
IN
= 5.5V
I
OUT1
= 0 mA
SHDN1 = V
IN2
SHDN2 = A
GND
30
35
40
45
50
55
-40 -25 -10
5
20
35
50
65
80
95 110 125
Ambient Temperature (°C)
I
Q
V
IN
= 3.6V
V
IN
= 4.2V
V
IN
= 5.5V
I
OUT2
= 0 mA
SHDN1 = A
GND
SHDN2 = V
IN2
50
55
60
65
70
75
80
85
90
95
100
2.7
3.05
3.4
3.75
4.1
4.45
4.8
5.15
5.5
Input Voltage (V)
V
O
I
OUT1
= 100 mA
I
OUT1
= 250 mA
I
OUT1
= 500 mA
SHDN1 = V
IN2
SHDN2 = A
GND
70
75
80
85
90
95
100
0.005
0.104
0.203
0.302
0.401
0.5
I
OUT1
(A)
V
O
V
IN1
= 3.0V
V
IN1
= 4.2V
V
IN1
= 3.6V
SHDN1 = V
IN2
SHDN2 = A
GND
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相關代理商/技術參數(shù)
參數(shù)描述
TC1303A-AE1EUN 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:500 mA Synchronous Buck Regulator, + 300 mA LDO with Power-Good Output
TC1303A-AE1EUNTR 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:500 mA Synchronous Buck Regulator, + 300 mA LDO with Power-Good Output
TC1303A-AE2EMF 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:500 mA Synchronous Buck Regulator, + 300 mA LDO with Power-Good Output
TC1303A-AE2EMFTR 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:500 mA Synchronous Buck Regulator, + 300 mA LDO with Power-Good Output
TC1303A-AE2EUN 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:500 mA Synchronous Buck Regulator, + 300 mA LDO with Power-Good Output
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