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参数资料
| 型号： | SPX2940T3-L-12.0 |
| 元件分类： | 固定正电压单路输出LDO稳压器 |
| 英文描述： | 12 V FIXED POSITIVE LDO REGULATOR, 1 V DROPOUT, PSSO2 |
| 封装： | TO-263, 3 PIN |
| 文件页数： | 2/9页 |
| 文件大小： | 165K |
| 代理商： | SPX2940T3-L-12.0 |
Rev. 10/24/00
SPX2940
ABSOLUTE MAXIMUM RATINGS
Power Dissipation (Note 1) ..................... Internally Limited
Input Supply voltage...................................... -26V to +60V
Lead Temperature (Soldering, 5 seconds)..................260
°C
Operating Input Supply voltage .........................+2V to 12V
Storage Temperature Range ...................... -65
°C to +150°C
Shutdown Input Voltage ............................... -0.3V to +30V
Operating Junction Temperature Range .... -40
°C to +125°C
Error Comparator Output Voltage ................... -0.3 to +30V
TO-220
θJC ............................................................... 2 °C/W
TO-263
θJC ............................................................... 2 °C/W
ELECTRICAL CHARACTERISTICS VIN = VO + 5V, IO = 1A, CO = 22 F, unless otherwise specified. Boldface applies
over the entire operating temperature range of the indicated device. All other specifications apply for TA = TJ = 25
°C.
Output Voltage (VO)
5V
Units
Parameter
Conditions
Typ
SPX2940
Limit
(Note 5)
SPX2940
Limit
(Note 6)
6.25V < VIN < 26V
Output Voltage
5 mA < IO < 1A
5.00
4.85/4.75
5.15/5.25
4.85/4.75
5.15/5.25
V
Line Regulation
VO + 2V < VIN < 26V,
IO = 5 mA
20
50
40/50
mV
Load Regulation
50 mA < IO < 1A
35
50/80
50/100
mV
Output
Impedance
100 mADC and
20 mArms,
fO = 120 Hz
35
1000/1000
m
Quiescent
Current
VO + 2V < VIN < 26V,
IO = 5 mA
10
15/20
mA
VIN = VO + 5V
IO = 1A
30
45/60
50/60
mA
Output Noise
Voltage
10 Hz - 100 kHz,
IO = 5 mA
150
700/700
VRMS
Ripple Rejection
fO = 120 Hz, 1 VRMS,
IO = 100 ma
72
60/54
dBMIN
fO = 1 kHz, 1 VRMS,
IO = 5 mA
60/50
dBMIN
Long Term
Stability
20
mV/
1000 Hr
Dropout Voltage
IO = 1A
0.5
0.8/1.0
0.7/1.0
VMAX
IO = 100 mA
110
150/200
mVMAX
相关PDF资料 |
PDF描述 |
|---|---|
| SPX2940T3-L-5.0 | 5 V FIXED POSITIVE LDO REGULATOR, 1 V DROPOUT, PSSO2 |
| SPX2940U3-L-12.0 | 12 V FIXED POSITIVE LDO REGULATOR, 1 V DROPOUT, PSFM3 |
| SPX2940U3-L-3.3 | 3.3 V FIXED POSITIVE LDO REGULATOR, PSFM3 |
| SPX2940U3-L-5.0 | 5 V FIXED POSITIVE LDO REGULATOR, 1 V DROPOUT, PSFM3 |
| SPX2951CS-L-3.0 | FIXED/ADJUSTABLE POSITIVE LDO REGULATOR, 0.5 V DROPOUT, PDSO8 |
相关代理商/技术参数 |
参数描述 |
|---|---|
| SPX2940T-5.0 | 制造商:SIPEX 制造商全称:Sipex Corporation 功能描述:1A Low Dropout Voltage Regulator Fixed Output, Fast Response |
| SPX2940T-5.0/TR | 制造商:SIPEX 制造商全称:Sipex Corporation 功能描述:1A Low Dropout Voltage Regulator Fixed Output, Fast Response |
| SPX2940T-5-0/TR | 制造商:Rochester Electronics LLC 功能描述: 制造商:Exar Corporation 功能描述: |
| SPX2940T-L-1-8 | 制造商:Rochester Electronics LLC 功能描述: 制造商:Exar Corporation 功能描述: |
| SPX2940T-L-2-5 | 功能描述:低压差稳压器 - LDO 1.0A LW DROPOUT VLT 1.5A PEAK OUTPT CURR RoHS:否 制造商:Texas Instruments 最大输入电压:36 V 输出电压:1.4 V to 20.5 V 回动电压（最大值）:307 mV 输出电流:1 A 负载调节:0.3 % 输出端数量: 输出类型:Fixed 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-20 |
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