参数资料
型号: PQ30RV31
厂商: SHARP ELECTRONICS CORP
元件分类: 可调正电压单路输出标准稳压器
英文描述: 1.5 V-30 V ADJUSTABLE POSITIVE REGULATOR, PSFM4
封装: PLASTIC PACKAGE-4
文件页数: 2/5页
文件大小: 53K
代理商: PQ30RV31
Low Power-Loss Voltage Regulators
PQ30RV31
Parameter
Symbol
Conditions
VIN
VO
RegL
RegI
RR
Vref
TcVref
Vi-O
Iq
Input voltage
output voltage
Load regulation
Line regulation
Ripple rejection
Reference voltage
Temperature coefficient of reference voltage
Dropout voltage
Quiescent current
Unit
MAX.
TYP.
MIN.
4.5
1.5
45
1.225
IO=5mA to 3A
VIN=11 to 21V, IO=0.5mA
Refer to Fig. 2
Tj=0 to 125C,IO=5mA
3, IO=3A
3, IO=2A
IO=0
0.5
70
1.25
±1.0
0.3
0.2
35
30
2.0
2.5
1.275
1.0
0.5
7
s Electrical Characteristics
3 Input voltage shall be the value when output voltage is 95% in comparison with the initial value.
(Unless otherwise specified, condition shall be VIN=12V, Vo=10V, Io=1.5A, R1=390
, Ta=25C)
V
%
dB
V
%/C
V
mA
Fig. 2 Test Circuit of Ripple Rejection
Fig. 1 Test Circuit
Fig. 4 Overcurrent Protection Characteristics
(Typical Value)
Fig. 3 Power Dissipation vs. Ambient
Temperature
0
10
20
30
40
0
50
100
150
PD2
PD1
Power
dissipation
P
D
(W)
Ambient temperature Ta (C)
PD1 :No heat sink
PD2 :With infinite heat sink
4.0 5.0 6.0 7.0 8.0
1.0 2.0 3.0
0
20
40
60
80
100
Relative
output
voltage
(%)
Output current IO (A)
Note) Oblique line portion : Overheat protection may operate in this area.
V
A
V
A
VIN
Iq 390
IO
VO
RL
0.33
F
47
F
47
F
+
Vref
R2
R1
VIN
ei
eo
390
IO
RL
0.33
F
+
R2
R1
+
IO=0.5A, VIN=12V, VO=10V
f=120Hz(sine wave)
ei(rms)=0.5Vrms
RR=20 log(ei(rms)/eo(rms))
1
2
3
4
1
2
3
4
VO=Vref
× 1+ –––––
R2
R1
[R1=390
,Vref Nearly=1.25V]
相关PDF资料
PDF描述
PQ3RD13 3.3 V FIXED POSITIVE REGULATOR, PSFM4
PR82-15-24 Analog IC
PR82-15-36 Analog IC
PR82-15-48 Analog IC
PR88S Analog IC
相关代理商/技术参数
参数描述
PQ30RV31_01 制造商:SHARP 制造商全称:Sharp Electrionic Components 功能描述:Variable Output Low Power-Loss Voltage Regulator
PQ30RV31J00H 功能描述:低压差稳压器 - LDO 1.5-30V3A 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
PQ30VB11 制造商:SHARP 制造商全称:Sharp Electrionic Components 功能描述:Variable Output Low Power-Loss Voltage Regulator(Built-in Overheat Shut-Down Function)
PQ3110 制造商:Extech Instruments Corporation 功能描述:100A Clamps
PQ3120 制造商:Extech Instruments Corporation 功能描述:1000A Clamps