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参数资料
| 型号： | TC1303A-AA0EUN |
| 元件分类： | 稳压器 |
| 英文描述： | 0.5 A SWITCHING REGULATOR, 2400 kHz SWITCHING FREQ-MAX, PDSO10 |
| 封装： | PLASTIC, MO-187, MSOP-10 |
| 文件页数： | 8/38页 |
| 文件大小： | 756K |
| 代理商： | TC1303A-AA0EUN |
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TC1303A/TC1303B/TC1303C/TC1304
DS21949C-page 16
2008 Microchip Technology Inc.
Note: Unless otherwise indicated, VIN1 = VIN2 = SHDN1,2 = 3.6V, COUT1 =CIN = 4.7 F, COUT2 =1F, L =4.7 H,
VOUT1 (ADJ) = 1.8V, TA = +25°C. Boldface specifications apply over the TA range of -40°C to +85°C. TA = +25°C. Adjustable- or fixed-
output voltage options can be used to generate the Typical Performance Characteristics.
FIGURE 2-31:
PG Threshold Voltage vs.
Ambient Temperature.
FIGURE 2-32:
PG Output Voltage Level
Low vs. Ambient Temperature.
FIGURE 2-33:
PG Output Voltage Level
High vs. Ambient Temperature.
FIGURE 2-34:
VOUT2 Power Supply Ripple
Rejection vs. Frequency.
FIGURE 2-35:
VOUT2 Noise vs. Frequency.
FIGURE 2-36:
VOUT1 Load Step Response
vs. Time.
90
91
92
93
94
95
96
-40 -25 -10 5
20 35 50 65 80 95 110 125
Ambient Temperature (°C)
PG
Threshold
(%
of
V
OU
T
2)
SHDN1 = VIN2
SHDN2 = VIN2
VIN = 3.6V
PG Threshold Hi
PG Threshold Low
0.01
0.012
0.014
0.016
0.018
0.02
-4
0
-2
5
-1
0
5
20
35
50
65
80
95
11
0
12
5
Ambient Temperature (°C)
PG
V
OL
(V
)
VIN = 3.6V
IOL = 1.2 mA
SHDN1 = VIN2
SHDN2 = VIN2
0.0
0.5
1.0
1.5
2.0
2.5
3.0
-40 -25 -10 5
20 35 50 65 80 95 110 125
Ambient Temperature (°C)
PG
V
OH
(V
)
VIN = 3.6V
IOH = 500 A
VOUT2 = 2.8V
VOUT2 = 2.5V
VOUT2 = 1.5V
SHDN1 = VIN2
SHDN2 = VIN2
-80
-70
-60
-50
-40
-30
-20
-10
0
0.01
0.1
1
10
100
1000
Frequency (kHz)
V
OUT2
PSRR
(dB)
SHDN1 = GND
VOUT2 = 1.5V
IOUT2 = 30 mA
CIN = 0 F
COUT2 = 1.0 F
COUT2 = 4.7 F
0.01
0.1
1
10
0.01
0.1
1
10
100
1000 10000
Frequency (kHz)
V
OUT2
Noise
(μV/
Hz)
SHDN1 = AGND
SHDN2 = VIN2
VIN = 3.6V
VOUT2 = 2.5V
IOUT2 = 50 mA
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相关代理商/技术参数 |
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| TC1303A-AA0EUNTR | 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-AA1EMF | 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-AA1EMFTR | 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-AA1EUN | 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-AA1EUNTR | 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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