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参数资料
| 型号： | PQ20WZ5UJ00H |
| 厂商： | Sharp Microelectronics |
| 文件页数： | 3/6页 |
| 文件大小： | 0K |
| 描述： | IC REG LDO ADJ .5A SC-63 |
| 标准包装： | 1 |
| 稳压器拓扑结构： | 正，可调式 |
| 输出电压： | 3 V ~ 20 V |
| 输入电压： | 3.5 V ~ 24 V |
| 稳压器数量： | 1 |
| 电流 - 输出： | 500mA |
| 工作温度： | -20°C ~ 80°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | SC-63 |
| 供应商设备封装： | SC-63 |
| 包装： | 标准包装 |
| 其它名称： | 425-2339-6 |
PQ20WZ51J00H / PQ20WZ11J00H
Fig.3 Power Dissipation vs. Ambient
Temperature
Fig.4 Overcurrent Protection Characteristics
(Typical Value)( PQ20WZ51J00H )
10
4
V O =3.3V
8
P D :With infinite heat sink
3
V i –O =0.5V
V i –O =1V
5
2
1
V i –O =2V
V i –O =3V
0
-20
0
20
40
60
80
100 120 140 150
0
0
0.5
1.0
1.5
2.0
Ambient temperature T a (°C)
Note) Oblique line portion:Overheat protection may operate in this area.
Output current I O (A)
Fig.5 Overcurrent Protection Characteristics
(Typical Value)( PQ20WZ11J00H )
Fig.6
Output Voltage Adjustment
Characteristics
4
V O =3.3V
V i –O =0.5V
20
R 1 =2kΩ
3
V i –O =1V
15
2
1
V i –O =2V
V i –O =3V
10
5
0
0
0.5
1.0
1.5
2.0
0
0.1
1
10
100
Output current I O (A)
Fig.7 Reference Voltage Deviation vs.
Junction Temperature (Typical Value)
R2 (k Ω )
Fig.8 Output Voltage vs. Input Voltage
( PQ20WZ51J00H )
25
20
15
10
5
V IN =7V
V O =3.3V(R 1 =2k Ω ,R 2 =0.5k Ω )
I O =0.3A ( PQ20WZ51J00H )
=0.5A ( PQ20WZ11J00H )
8
7
6
5
R 1 =2k Ω ,R 2 =0.5k Ω
V C =2.7V , C i =0.33 μ F , C 0 =47 μ F
T j =25°C
0
-5
-10
-15
-20
PQ20WZ11J00 H
PQ20WZ51J00H
4
3
2
1
R L = ∞Ω
R L =11 Ω
R L =6.6 Ω
-25
-25
0
25
50
75
100
125
0
0
1
2
3
4
5
6
7
8
Junction temperature T j ( ? C)
3
Input Voltage V IN (V)
Sheet No.: OP06025
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