参数资料
型号: PQ070XH02ZZ
厂商: Sharp Microelectronics
文件页数: 2/6页
文件大小: 0K
描述: IC REG LDO ADJ 2A TO-263
标准包装: 50
稳压器拓扑结构: 正,可调式
输出电压: 1.5 V ~ 7 V
输入电压: 2.35 V ~ 10 V
稳压器数量: 1
电流 - 输出: 2A
工作温度: -40°C ~ 85°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
包装: 管件
其它名称: 425-1605-5
Low Power-Loss Voltage Regulators
PQ070XH02Z Series
s
Electrical Characteristics
(Unless otherwise specified, condition shall be V IN =5V,V O =3V(R 1 =1k ? ),I O =1A,V C =2.7V,T a =25 ? C)
Parameter
Input voltage
Output voltage
Reference voltage
Load regulation
Line regulation
Temperature coefficient of reference voltage
Ripple rejection
Dropout voltage
Symbol
V IN
V O
V REF
R eg L
R eg I
T C V REF
RR
V I-O
Conditions
I O =5mA to 2A
V IN =4 to 8V, I O =5mA
T j =0 to 125 ? C, I O =5mA
Refer to Fig.2
V IN =2.85A, I O =2A
MIN.
2.35
1.5
1.225
45
TYP.
1.25
0.2
0.2
± 1.0
60
MAX.
10
7
1.275
2.0
1.0
0.5
Unit
V
V
V
%
%
%/ ? C
dB
V
? 4
ON-state voltage for control
ON-state current for control
OFF-state voltage for control
OFF-state current for control
Quiescent current
Output OFF-state dissipation current
V C(ON)
I C(ON)
V C(OFF)
I C(OFF)
I q
I qs
I O =0A
I O =0A, V C =0.4V
I O =0A
I O =0A, V C =0.4V
2
1
200
0.8
2
2
5
V
μ A
V
μ A
mA
μ A
? 4
In case of opening control terminal 2 , output voltage turns off
Fig.1 Test Circuit
V IN
1
3
V O
0.33 μ F
V C
A
I C
2
5
A
I q
4
R 2
V ref
R 1
1k ?
V
+
47 μ F
A
I O
R L
V
V O =V ref × (1+R 2 /R 1 )
[R 1 =1k ? , V ref .=. 1.25V]
Fig.2 Test Circuit of Ripple Rejection
+
1
3
ei ~
R 2
I O
0.33 μ F
V C
2
5
4
V ref
+
47 μ F
V
~
eo
V IN
2.7V
R 1
1k ?
f=120Hz(sine wave)
e i(rms) =0.5V
V O =3V(R 1 =1k ? )
R L
V IN =5V
I O =0.3A
RR=20log(e i(rms) /e o(rms) )
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