参数资料
型号: PQ1LA253MSPQ
厂商: Sharp Microelectronics
文件页数: 4/4页
文件大小: 0K
描述: IC REG LDO 2.5V .3A SOT-89
产品变化通告: Product Discontinuation 30/Sept/2009
标准包装: 1,000
稳压器拓扑结构: 正,固定式
输出电压: 2.5V
输入电压: 最高 15V
电压 - 压降(标准): 0.4V @ 300mA
稳压器数量: 1
电流 - 输出: 300mA(最小值)
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: SOT-89-5/6
供应商设备封装: SOT-89
包装: 带卷 (TR)
PQ1LAxx3MSPQ Series
Fig.8 Dropout Voltage vs. Junction Temperature
(Typical Value) ( PQ1LA333MSPQ )
0.8
0.7
0.6
0.5
0.4
0.3
Fig.9 Output Voltage Deviation vs. Junction
Temperature (Typical Value) ( PQ1LA333MSPQ )
50
V IN =4.3V,V C =1.8V,
40 I O =30mA,
C IN =C O =1 μ F(Ceramic capacitor)
30 C N =0.01 μ F(Ceramic capacitor)
20
10
0
-10
0.2
0.1
0
-40 -20
V IN =Input voltage when output voltage
falls 0.1V from that at V IN =V O (TYP.)+1.0V
V C =1.8V,I O =300mA,
C IN =C O =1 μ F(Ceramic capacitor)
C N =0.01 μ F(Ceramic capacitor)
0 20 40 60 80 100 120 140
-20
-30
-40
-50
-40 -20
0
20
40
60 80 100 120 140
Junction temperature Tj (°C)
Fig.10 Dropout Voltage vs. Output Current
(Typical Value)
Junction temperature Tj (°C)
Fig.11 Ripple Rejection vs. Input Ripple Frequency
(Typical Value) ( PQ1LA333MSPQ )
0.7
0.6
0.5
0.4
0.3
Ta=25 °C ,V C =1.8V,V IN =Input voltage when output
voltage falls 0.1V from that at V IN =V O (TYP.)+1.0V
80
70
60
50
40
Ta=25 °C ,V IN =4.3V,V C =1.8V
I O =30mA,
C O =1 μ F(Ceramic capacitor)
C N =0.1 μ F(Ceramic capacitor)
30
0.2
0.1
20
10
0
0
50
100
150
200
250
300
0
0
1
10
100
Output current I O (mA)
Fig.12 Output Peak Current vs. Junction
Temperature (Typical Value)
Input ripple frequency f(kHz)
■   Example of application
0.5
4
5
0.4
V IN
C IN
3
2
1
C O
Load
0.01 μ F
0.3
ON/OFF signal
0.2
0.1
V IN =V O (TYP.)+1.0V
  High : Output ON
Low or Open : Output OFF
0
I OP :Output current when output voltage
falls 0.3V from that at I O =30mA.
-40 -20 0 20 40 60 80 100 120 140
Junction temperature Tj (°C)
Sheet No.: OP06053
4
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参数描述
PQ1LA255MSPQ 制造商:Sharp Microelectronics Corporation 功能描述:
PQ1LA303MSPQ 功能描述:低压差稳压器 - LDO LDO 3.0V0.3A 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
PQ1LA333MSPQ 功能描述:低压差稳压器 - LDO LDO 3.3V0.3A 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
PQ1LA335MSPQ 功能描述:线性稳压器 - 标准 LDO Regulator RoHS:否 制造商:STMicroelectronics 输出类型: 极性: 输出电压:1.8 V 输出电流:150 mA 负载调节: 最大输入电压:5.5 V 线路调整率: 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:SOT-323-5L
PQ1LA503MSPQ 功能描述:低压差稳压器 - LDO LDO 5.0V0.3A 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