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PQ05RB11 Datasheet

Low Power-Loss Voltage Regulators (Built-in Overheat Shut-Down Function)

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Low Power-Loss Voltage Regulators
PQ05RB11 Series
PQ05RB11 Series
Low Power-Loss Voltage Regulators (Built-in Overheat Shut-Down Function)
s Features
¡Compact resin full-mold package
¡Low power-loss (Dropout voltage : MAX.0.5V)
¡Overheat shut-down function (Keep shut-down output until
power-on again)
¡Overcurrent protection type
¡Built-in ON/OFF control function
¡High-precision output type
(Output voltage precision : ±2.5%)
s Applications
¡Series power supply for TVs and VCRs
¡Switching power supply
s Outline Dimensions
10.2MAX
PQ05RB11 φ3.2±0.1
4-1.4
+0.3
-0
4-0.6
+0.2
-0.1
3-(2.54)
(Unit : mm)
4.5±0.2
2.8±0.2
(1.5)
(0.5)
s Model Line-ups
Output
Model No.
5V
PQ05RB11
9V
PQ09RB11
12V
PQ12RB11
1q 2q 3q 4q
Internal connection diagram
1 2 1 DC input (VIN)
2 DC output (VO)
Specific IC
3 GND
4 4 ON/OFF control
terminal (VC)
3
s Absolute Maximum Ratings
Parameter
*1 Input voltage
*1 ON/OFF control terminal voltage
Output current
Power dissipation (No heat sink)
Power dissipation (With infinte heat sink)
*2 Junction temperature
Operating temperature
Storage temperature
*3 Soldering temperature
*1 All are open except GND and applicable terminals.
*2 Overheat shut-down function operates at Tj>=110˚C
*3 For 10s
Symbol
VIN
VC
IO
PD1
PD2
Tj
Topr
Tstr
Tsol
(Ta=25˚C)
Rating Unit
35
35
1
1.25
12.5
150
-20 to +80
-40 to +150
260
V
V
A
W
W
˚C
˚C
˚C
˚C
· Please refer to the chapter “Handling Precautions” .
“In the absence of confirmation by device specification sheets,SHARP takes no responsibility for any defects that may occur in equipment using any SHARP devices
shown in catalogs,data books,etc.Contact SHARP in order to obtain the latest version of the device specification sheets before using any SHARP's device.”


Sharp Electronic Components Datasheet

PQ05RB11 Datasheet

Low Power-Loss Voltage Regulators (Built-in Overheat Shut-Down Function)

No Preview Available !

Low Power-Loss Voltage Regulators
PQ05RB11 Series
s Electrical Characteristics
(Unless otherwise specified, condition shall be IO=0.5A, VIN=*4, Ta=25˚C)
Parameter
PQ05RB11
Output Voltage
PQ09RB11
PQ12RB11
Load regulation
Line regulation
Temperature coefficient of output voltage
Ripple rejection
Dropout voltage
ON-state voltage for control
ON-state current for control
OFF-state voltage for control
OFF-state current for control
Quiescent current
Overheat shut-down temperature
Symbol
Conditions
VO -
RegL
RegI
TCVO
RR
Vi-O
VC(ON)
IC(ON)
VC(OFF)
IC(OFF)
Iq
TSD
IO=5mA to 1A
*5
Tj=0 to 125˚C, IO=5mA
Refer to Fig.2
*6, IO=0.5A
-
VC=2.7V
-
VC =0.4V
IO=0A
-
MIN.
4.88
8.78
11.7
-
-
-
45
-
2.0 *7
-
-
-
-
110
TYP.
5.0
9.0
12.0
0.1
0.5
±0.02
55
-
-
-
-
-
-
130
MAX.
5.12
9.22
12.3
2.0
2.5
-
-
0.5
-
20
0.8
-0.4
10
150
Unit
V
%
%
%/˚C
dB
V
V
µA
V
mA
mA
˚C
*4 PQ05RB11:VIN=7V, PQ09RB11:VIN=15V, PQ12RB11:VIN=18V
*5 PQ05RB11:VIN=6 to 12V, PQ09RB11:VIN=10 to 25V, PQ12RB11:VIN=13 to 29V
*6 Input voltage shall be the value when output voltage is 95% in comparison with the initial value.
*7 In case of opening control terminal 4, output voltage turns on.
Fig.1 Test Circuit
VIN 1q
0.33µF
2q 47µF VO
4q VC
3q
+
A
A Iq
IC
A IO
V
RL
Fig.2 Test Circuit of Ripple Rejection
~ ei
1q
0.33µF
VIN
+
2q
IO
4q 47µF
3q +
RL V~ eo
Fig.3 Power Dissipation vs. Ambient
Temperature
PD2
10
5
PD1 :No heat sink
PD2 :With infinite heat sink
0 PD1
-20 0
50 100 150
Ambient temperature Ta (˚C)
Note) Oblique line portion : Overheat protection operates in
this area.
f=120Hz (sine wave)
ei=0.5Vrms
RR=20 log (ei/eo)
Fig.4 Overcurrent Protection
Characteristics (Typical Value)
100
80
60
40
20
0
0 0.5 1.0 1.5 2.0
Output current IO (A)


Part Number PQ05RB11
Description Low Power-Loss Voltage Regulators (Built-in Overheat Shut-Down Function)
Maker Sharp
Total Page 4 Pages
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