参数资料
型号: SPX2941T5-L/TR
厂商: Exar Corporation
文件页数: 4/10页
文件大小: 0K
描述: IC REG LDO ADJ 1A TO263-5
标准包装: 500
稳压器拓扑结构: 正,可调式
输出电压: 可调至 1.25V
输入电压: 3 V ~ 16 V
电压 - 压降(标准): 0.28V @ 1A
稳压器数量: 1
电流 - 输出: 1A
电流 - 限制(最小): 1.5A
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: TO-263-6,D²Pak(5 引线+接片),TO-263BA
供应商设备封装: TO-263-5
包装: 带卷 (TR)
其它名称: SPX2941T5-L/TR-ND
TYPICAL PERFORMANCE CHARACTERISTICS
3.320
3.315
3.310
3.305
3.300
3.310
3.305
3.300
3.295
3.295
3.290
3.285
3.3V Device
IL = 10mA
CL = 10 F
3.290
3.285
3.3V Device
V IN = 4.3V
CL = 10 F
3.280
4
6
8
10
V IN (V)
12
14
16
3.280
0.00
0.25
0.50
0.75
IL (A)
1.00
1.25
1.50
Figure 3. Line Regulation for 3.3V Device
80.0
70.0
60.0
50.0
40.0
30.0
Figure 4. Load Regulation for 3.3V Device
300
280
260
240
20.0
10.0
3.3V Device
V IN = 4.3V
CL = 10 F
220
200
3.3V Device
IL = 10mA
CL = 10 F
0.0
0.00
0.25
0.50
0.75
IL (A)
1.00
1.25
1.50
180
4
6
8
10
V IN (V)
12
14
16
Figure 5. Ground Current vs Load Current for 3.3V Device Figure 6. Ground Current vs Input Current
100
90
80
70
60
50
600
500
400
300
40
30
20
10
0
3.3V Device
V IN = 3.2V
CL = 10 F
200
100
0
3.3V Device
CL = 10 F
0.00
0.25
0.50
0.75
1.00
1.25
1.50
0.00
0.25
0.50
0.75
1.00
1.25
1.50
IL (A)
Figure 7. Ground Current vs Load Current in Dropout
IL (A)
Figure 8. Dropout Voltage vs Load Current for 3.3V
Device
Date: Sept 28-06 Rev E
SPX294   A Low Dropout Linear Regulator
4
? 2006 Sipex Corporation
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