SHARP PQ05RR1B

Low Power-Loss Voltage Regulators
PQ05RR1/PQ05RR11/PQ05RR1B
PQ05RR1/11/1B
1A Output, Low Power-Loss Voltage Regulators(Built-in Reset Signal Generating Function)
■ Outline Dimensions
¡Low power-loss (Dropout voltage : MAX. 0.5V)
¡Compact resin full-mold package
¡Built-in reset signal generating function to prevent errors of
microcomputer when the output voltage drops.
¡Lead forming type (PQ05RR1B) is also available.
2.8±0.2
7.4±0.2
φ3.2±0.1
4-1.4
+0.3
-0
4-0.6
+0.2
-0.1
(1.5)
(0.5)
3-(2.54)
■ Model Line-ups
Output voltage
Output voltage precision:±5%
Output voltage precision:±2.5%
4.8MAX
15.6±0.5
PQ05RR1
13.5MIN
¡ Series power supply for equipment provided with
microcomputer such as electronic musical instruments and
VCRs
4.5±0.2
10.2MAX
29.1MAX
■ Applications
(Unit : mm)
3.6±0.2
■ Features
1
● 2
● 3
● 4
●
5V output
PQ05RR1
PQ05RR11
Internal connection diagram
1
2
Specific IC
4
1 DC input (VIN)
2 DC output (VO)
3 GND
4 Reset signal output (Vr)
3
■ Absolute Maximum Ratings
Parameter
*1
*1
*2
Input voltage
Reset output voltage
Output current
Reset output current
Power dissipation(No heat sink)
Power dissipation(With infinite heat sink)
Junction temperature
Operating temperature
Storage temperature
Soldering temperature
*1
All are open except GND and applicable terminals.
*2
Overheat protection may operate at 125=<Tj=<150˚C
(Ta=25˚C)
Symbol
Rating
Unit
VIN
35
V
Vr
35
V
IO
1
A
Ir
10
mA
PD1
1.5
W
PD2
15
W
Tj
150
˚C
Topr
-20 to +80
˚C
Tstg
-40 to +150
˚C
Tsol
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. ”
Low Power-Loss Voltage Regulators
■ Electrical Characteristics
(Unless otherwise specified, condition shall be VIN=7V, Io=0.5A, Ta=25˚C)
Parameter
PQ05RR1
Output voltage
PQ05RR11
Load regulation
Line regulation
Temperature coefficient of output voltage
Ripple rejection
Dropout voltage
Low reset output voltage
Reset threshold voltage
Reset output leak current
Quiescent current
*3
PQ05RR1/PQ05RR11/PQ05RR1B
Symbol
Conditions
VO
-
RegL
RegI
TCVO
RR
Vi-o
Vrl
Vrt
Irlk
Iq
MIN.
4.75
4.88
45
VO-0.25
-
IO=5mA to 1.0A
VIN=6 to 12V
Tj=0 to 125˚C
Refer to Fig. 2
*3
IO=5mA, Ir=5mA
IO=5mA
IO=5mA, Vr=35V
IO=0
TYP.
5.0
5.0
0.1
0.5
±0.02
55
-
MAX.
5.25
5.12
2.0
2.5
0.5
0.8
VO-0.1
30
10
Unit
V
%
%
%/˚C
dB
V
V
V
µA
mA
Input voltage shall be the value when output voltage is 95% in comparison with the initial value.
Fig.1 Test Circuit
VIN
1
●
Fig.2 Test Circuit of Ripple Rejection
IO
4
●
3
●
0.33µF
A
Iq
IO
A
+
V A
Vrl
VO
47µF
2
●
Irlk
1
●
+
2
●
~ ei
IO
4
●
+
3
●
V
RL
0.33µF
VIN
47µF
RL V
~ eo
Vr
f=120Hz (sine wave)
ei=0.5Vrms
RR=20 log (ei/eo)
Fig.3 Power Dissipation vs. Ambient
Temperature
20
Power dissipation PD (W)
PD2
10
5
PD1
0
-20
Note)
0
50
100
150
Ambient temperature Ta (˚C)
Oblique line portion:Overheat protection may
operate in this area.
Relative output voltage (%)
100
PD1 :No heat sink
PD2 :With infinite heat sink
15
Fig.4 Overcurrent Protection
Characteristics (Typical Value)
80
60
40
20
0
0
0.3
0.6 0.9 1.2 1.5 1.8
Output current IO (A)
2.1
Low Power-Loss Voltage Regulators
Fig.5 Output Voltage Deviation vs. Junction
Temperature
PQ05RR1/PQ05RR11/PQ05RR1B
Fig.6 Output Voltage vs. Input Voltage
(Typical Value)
6
VIN=7V
IO=0.5A
5
Output voltage VO (V)
Output voltage deviation ∆VO (mV)
+30
0
0
25
50
75
100
Junction temperature Tj (˚C)
3
RL=5Ω
R L=
10Ω
2
0
125
Fig.7 Circuit Operating Current vs. Input
Voltage (Typical Value)
Quiescent current Iq (mA)
RL=5Ω
10
RL=10Ω
RL=∞
0
0
5
Input voltage VIN (V)
2
3
4
5
Input voltage VIN (V)
6
60
40
20
0
0.1
5
0
25
50
75
100
Junction temperature Tj (˚C)
125
Fig.10 Ripple Rejection vs. Output Current
100
Ripple rejection RR (dB)
ei=0.5Vrms
IO =0.5A
VIN =7V
VIN =35V
IO =0A
0
-25
10
Fig.9 Ripple Rejection vs. Input Ripple
Frequency
80
1
10
20
100
0
Fig.8 Quiescent Current vs. Junction
Temperature
30
Circuit operating current IBIAS (mA)
RL=∞
1
-30
-20
Ripple rejection RR (dB)
4
f=120Hz
ei=0.5Vrms
VIN =7V
80
60
40
20
0
1
10
Input ripple frequency f (kHz)
100
0
0.5
Output current IO (A)
1.0
Low Power-Loss Voltage Regulators
PQ05RR1/PQ05RR11/PQ05RR1B
Fig.11 Output Peak Current vs. Junction
Temperature
Fig.12 Output Peak Current vs. Dropout
Voltage
2.0
1.9
Output peak current IOP (A)
Output peak current IOP (A)
VIN-VO =5V
2V
1V
1.5
0.5V
IOP:Output current when
1.0 output voltage is 95% in
comparison with the initial value
-25
0
25
50
75
100
Junction temperature Tj (˚C)
1.5
1.0
125
0
1
2
3
4
5
Dropout voltage Vi-O (V)
6
Rr=10kΩ
10.0
1.0
0.1
0.01
10-4
10-3
10-2
Time constant τ (CrXRr)
10-1
Reset cancel
Vr
Tr
Rr=10kΩ
0.8V
1
●
Rr
4
●
3
●
0
t
VO
2
●
VIN
Cr
Vr
+
CO
Load
Reset output voltage delay time Tr (ms)
Fig.13 Reset Output Delay Time vs. Time
Constant
Low Power-Loss Voltage Regulators
PQ05RR1/PQ05RR11/PQ05RR1B
■ Typical Application
■ Reset Output Response Characteristics
DC input
1
●
VIN
VO
VO
2
●
+
+
CO
Rr
Specific IC
*
4
●
3
●
RL
Vr
Cr
*Open collector output
Reset output
■ Model Line-up for Lead Forming Type
Output voltage
5Voutput
Output voltage precision:±2.5%
PQ05RR1B
■ Outline Dimensions
(Unit : mm)
4.5±0.2
10.2MAX
(1.5)
4-1.4
+0.3
-0
4-0.6
+0.2
-0.1
(0.5)
(3.2)
3-(2.54)
16.4±0.7
φ3.2±0.1
4.4MIN 5±0.5
PQ05RR1
(2.0)
(24.6)
7.4±0.2
3.6±0.2
2.8±0.2
· ( ) : Typical value
· Radius of lead forming portion : R=0.5 to 1.5mm
5±0.5
8.2±0.7
Internal connection diagram
1
● 2
● 3
● 4
●
1
2
Specific IC
4
1 DC input (VIN)
2 DC output (VO)
3 GND
4 Reset signal output (Vr)
3
Note) The value of absolute maximum ratings and electrical characteristics is same as ones of PQ05RR11.