Voltage Drop. PQ15RF15 Datasheet

PQ15RF15 Drop. Datasheet pdf. Equivalent


Part PQ15RF15
Description 1A Output / Low Power-Loss Voltage Regulators Considering Power Line Voltage Drop
Feature Low Power-Loss Voltage Regulators PQ15RF15/PQ15RF16 PQ15RF15/PQ15RF16 1A Output, Low Power-Loss Vo.
Manufacture Sharp
Datasheet
Download PQ15RF15 Datasheet

Low Power-Loss Voltage Regulators PQ15RF15/PQ15RF16 PQ15RF PQ15RF15 Datasheet
Recommendation Recommendation Datasheet PQ15RF15 Datasheet




PQ15RF15
Low Power-Loss Voltage Regulators
PQ15RF15/PQ15RF16
PQ15RF15/PQ15RF16
1A Output, Low Power-Loss Voltage Regulators Considering Power Line Voltage Drop
s Features
¡Low power-loss (Dropout voltage : MAX. 0.5V)
¡Compact resin full-mold package
¡Conforming to the unified standard for BS converter
¡Output voltage value (15.7V) with an allowance for voltage
loss caused by reverse flow preventing diode
¡Built-in ON/OFF control terminal corresponding to BS antenna
power supply selecting switch
¡High-precision output type (PQ15RF16) (Output voltage
precision : ±2.5%)
s Outline Dimensions
10.2MAX
PQ15RF15 φ3.2±0.1
4-1.4
+0.3
-0
4-0.6
+0.2
-0.1
(Unit : mm)
4.5±0.2
2.8±0.2
(1.5)
s Applications
¡ TVs and VCRs with built-in BS tuners
¡ BS tuners
3-(2.54)
1q 2q 3q 4q
(0.5)
s Absolute Maximum Ratings
Parameter
*1 Input voltage
*1 ON/OFF control terminal voltage
Output current
Power dissipation (No heat sink)
Power dissipation (With infinite heat sink)
*2 Junction temperature
Operating temperature
Storage temperature
Soldering temperature
*1 All are open except GND and applicable terminals.
*2 Overheat protection may opetate at 125=<Tj=<150˚C
Internal connection diagram
1 2 1 DC input (VIN)
2 DC output (VO)
Specific IC
4
3 GND
4 ON/OFF control
terminal (VC)
3
Symbol
VIN
VC
IO
PD1
PD2
Tj
Topr
Tstg
Tsol
(Ta=25˚C)
Rating Unit
35 V
35 V
1A
1.5
15 W
150 ˚C
-20 to +80 ˚C
-40 to +150 ˚C
260 (For 10s) ˚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. ”



PQ15RF15
Low Power-Loss Voltage Regulators
PQ15RF15/PQ15RF16
s Electrical Characteristics
(Unless otherwise specified, condition shall be VIN=18V, I0=0.5A, Ta=25˚C)
Parameter
Output voltage
PQ15RF15
PQ15RF16
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
Output OFF-state consumption current
Symbol
Conditions
VO
RegL
RegI
TCVO
RR
Vi-O
VC (ON)
IC (ON)
VC (OFF)
IC (OFF)
Iqs
IO=5mA to 1.0A
VN=17 to 27V
Tj=0 to 125˚C
Refer to Fig. 2
*3 IO=0.5A
*4
VC=2.7V
VC=0.4V
IO=0A
MIN.
14.92
15.31
-
-
-
45
-
2.0
-
-
-
-
TYP.
15.7
15.7
0.2
0.2
±0.01
65
0.2
-
-
-
-
6
MAX.
16.48
16.09
2.0
2.5
-
-
0.5
-
20
0.8
-0.4
10
Unit
V
%
%
%/˚C
dB
V
V
µA
V
mA
mA
*3 Input voltage shall be the value when output voltage is 95% in comparison with the initial value.
*4 In case of opening control terminal 4, output voltage turns on.
Fig.1 Test Circuit
Fig.2 Test Circuit of Ripple Rejection
VIN 1q
0.33µF
2q 47µF VO
4q VC
A IO
3q
+
A
V
A Iq
IC
RL
Fig.3 Power Dissipation vs. Ambient
Temperature
20
PD1 :No heat sink
PD2 :With infinite heat sink
15 PD2
10
5
PD1
0
-20 0
50 100 150
Ambient temperature Ta (˚C)
Note) Oblique line portion:Overheat protection may operate
in this area.
ei ~
VIN
1q
0.33µF
+
2q
IO
4q
3q 47µF +
RL V~ eo
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 1.0 2.0 3.0
Output current IO (A)





@ 2014 :: Datasheetspdf.com :: Semiconductors datasheet search & download site (Privacy Policy & Contact)