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参数资料
| 型号： | TC1303A-AR3EUN |
| 厂商： | Microchip Technology Inc. |
| 英文描述： | 500 mA Synchronous Buck Regulator, + 300 mA LDO with Power-Good Output |
| 中文描述： | 500毫安同步降压稳压器，300 mA的LDO具有电源就绪输出 |
| 文件页数： | 12/36页 |
| 文件大小： | 463K |
| 代理商： | TC1303A-AR3EUN |
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TC1303A/TC1303B/TC1303C/TC1304
DS21949B-page 12
2005 Microchip Technology Inc.
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 2-13:
(V
OUT1
= 3.3V).
V
OUT1
vs. I
OUT1
FIGURE 2-14:
vs. Input Voltage.
V
OUT1
Switching Frequency
FIGURE 2-15:
vs. Ambient Temperature.
V
OUT1
Switching Frequency
FIGURE 2-16:
Voltage vs. Ambient Temperature.
V
OUT1
Adjustable Feedback
FIGURE 2-17:
vs. Input Voltage.
V
OUT1
Switch Resistance
FIGURE 2-18:
vs. Ambient Temperature.
V
OUT1
Switch Resistance
3.2
3.24
3.28
3.32
3.36
3.4
0.005
0.104
0.203
0.302
0.401
0.5
I
OUT1
(A)
V
O
SHDN1 = V
IN2
SHDN2 = A
GND
V
IN1
= 4.2V
1.90
1.95
2.00
2.05
2.10
2.15
2.20
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
Input Voltage (V)
V
O
SHDN1 = V
IN2
SHDN2 = A
GND
1.90
1.92
1.94
1.96
1.98
2.00
-
-
-
5
2
3
5
6
8
9
1
1
Ambient Temperature (°C)
V
O
SHDN1 = V
IN2
SHDN2 = A
GND
0.790
0.795
0.800
0.805
0.810
0.815
0.820
-
-
-
5
2
3
5
6
8
9
1
1
Ambient Temperature (°C)
V
O
SHDN1 = V
IN2
SHDN2 = A
GND
V
IN1
= 3.6V
0.3
0.35
0.4
0.45
0.5
0.55
0.6
3.3 3.5 3.7 3.9 4.1 4.3 4.5 4.7 4.9 5.1 5.3 5.5
Input Voltage (V)
V
O
)
SHDN1 = V
IN2
SHDN2 = A
GND
T
A
= 25 °C
N-Channel
P-Channel
0.3
0.35
0.4
0.45
0.5
0.55
0.6
0.65
-40 -25 -10
5
20
35
50
65
80
95 110 125
Ambient Temperature (°C)
V
O
)
SHDN1 = V
IN2
SHDN2 = A
GND
V
IN1
= 3.6V
N-Channel
P-Channel
相关PDF资料 |
PDF描述 |
|---|---|
| TC1303A-AR3EUNTR | 500 mA Synchronous Buck Regulator, + 300 mA LDO with Power-Good Output |
| TC1303A-AS0EMF | 500 mA Synchronous Buck Regulator, + 300 mA LDO with Power-Good Output |
| TC1303A-AS0EMFTR | 500 mA Synchronous Buck Regulator, + 300 mA LDO with Power-Good Output |
| TC1303A-AS0EUN | 500 mA Synchronous Buck Regulator, + 300 mA LDO with Power-Good Output |
| TC1303A-AS0EUNTR | 500 mA Synchronous Buck Regulator, + 300 mA LDO with Power-Good Output |
相关代理商/技术参数 |
参数描述 |
|---|---|
| TC1303A-AR3EUNTR | 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:500 mA Synchronous Buck Regulator, + 300 mA LDO with Power-Good Output |
| TC1303A-AS0EMF | 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:500 mA Synchronous Buck Regulator, + 300 mA LDO with Power-Good Output |
| TC1303A-AS0EMFTR | 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:500 mA Synchronous Buck Regulator, + 300 mA LDO with Power-Good Output |
| TC1303A-AS0EUN | 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:500 mA Synchronous Buck Regulator, + 300 mA LDO with Power-Good Output |
| TC1303A-AS0EUNTR | 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:500 mA Synchronous Buck Regulator, + 300 mA LDO with Power-Good Output |
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