SHARP PQ05RF2A

Low Power-Loss Voltage Regulators
PQ05RF2/PQ05RF21/PQ05RF2V Series
PQ05RF2/21/2V Series
2A Output, Low Power-Loss Voltage Regulators
■
■
Features
Low power-loss(Dropout voltage: MAX. 0.5V)
● Compact resin full-mold package.
● Built-in ON/OFF control terminal(PQ05RF2/PQ05RF21
series)
● Built-in output voltage minute adjustment terminal(ripple
rejection is improved)(PQ05RF2V series)
(Unit : mm)
Outline Dimensions
●
Model Line-ups
Output voltage 5V Output 9V Output 12V Output 15V Output
Output voltage
PQ05RF2 PQ09RF2 PQ12RF2 PQ15RF2
precision:±5%
Output voltage
PQ05RF21 PQ09RF21 PQ12RF21 PQ15RF21
precision:±2.5%
Minute adjustment
(Output voltage
adjustment range:±10%)
29.1MAX
PQ05RF2
ø3.2±0.1
4–1.4 +0.3
–0
4–0.6 +0.2
–0.1
●
PQ05RF2V PQ09RF2V PQ12RF2V PQ15RF2V
➀
➁
Specific IC
➃
➂
■
PQ05RF2/21series
➀ DC input(VIN)
➁ DC output(VO)
➂ GND
➃ ON/OFF control
terminal(VC)
PQ05RF2Vseries
➀ DC input(VIN)
➁ DC output(VO)
➂ GND
➃ Output voltage
minute
adjustment
terminal(VADJ)
Equivalent Circuit Diagram
1
PQ05RF2series/PQ05RF21series
2
PQ05RF2Vseries
1
Output
ON/OFF
control circuit
❇ASO
protection
circuit
Overheat
protection
circuit
3
Notice
4
+
+
Reference
voltage
generation
circuit
2
–
–
4
(0.5)
➀➁➂➃
Applications
Series power supply for various electronic equipment such as
VCRs, electronic munic instruments
(1.5)
3–(2.54)
Internal connection diagram
■
4.8MAX
15.6±0.5
15.6±0.5
7.4±0.2
3.6±0.2
2.8±0.2
13.5MIN
■
4.5±0.2
10.2MAX
Reference
voltage
generation
circuit
❇ASO : Area of Safety
Operation
❇ASO
protection
circuit
Overheat
protection
circuit
3
•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 device specification sheets before using any SHARP device.
Internet Internet address for Electronic Components Group http://sharp-world.com/ecg/
241
Low Power-Loss Voltage Regulators
■
PQ05RF2/PQ05RF21/PQ05RF2V Series
Absolute Maximum Ratings
(Ta=25˚C)
Parameter
❇1
Input voltage
❇1
ON/OFF control terminal voltage
❇2
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.
■
PQ05RF2 series
PQ05RF21 series
Electrical Characteristics
Parameter
Symbol
PQ05RF2/PQ05RF2V
PQ09RF2/PQ09RF2V
PQ12RF2/PQ12RF2V
PQ15RF2/PQ15RF2V
Output voltage
VO
PQ05RF21
PQ09RF21
PQ12RF21
PQ15RF21
Load regulation
RegL
Line regulation
RegI
Temperature coefficient of output voltage
TcVo
PQ05RF2/PQ05RF21Series
Ripple rejection
RR
PQ05RF2VSeries
Dropout voltage
Vi-o
ON-state voltage for control PQ05RF2/PQ05RF21Series VC(ON)
ON-state current for current PQ05RF2/PQ05RF21Series IC(ON)
OFF-state voltage for control PQ05RF2/PQ05RF21Series VC(OFF)
OFF-state current for control PQ05RF2/PQ05RF21Series IC(OFF)
Quiescent current
Iq
PQ05RF2V
Output voltage
PQ09RF2V
minute adjustment
VO(ADJ)
PQ12RF2V
range
PQ15RF2V
❇3
❇4
❇5
❇6
Symbol
VIN
Rating
35
Unit
V
VC
35
V
IO
PD1
PD2
Tj
Topr
Tstg
Tsol
2
1.5
18
150
–20 to +80
–40 to +150
260 (For 10s)
A
W
W
˚C
˚C
˚C
˚C
(Unless otherwise specified, condition shall be Io=1A, Ta=25˚C, ❇3)
Conditions
−
IO=5mA to 2A
❇4
Tj=0 to 125˚C
IO=0.5A Refer to Fig.2
❇5, IO=2A
−
VC=2.7V
−
VC=0.4V
IO=0
−
PQ05RF2 Series: VIN=7V, PQ09RF2 Series: VIN=15V, PQ12RF2 Series:VIN=18V, PQ15RF2 Series: VIN=23V
PQ05RF2/PQ05RF21/PQ05RF2V: VIN=6 to 12V
PQ09RF2/PQ09RF21/PQ09RF2V: VIN=10 to 25V
PQ12RF2/PQ12RF21/PQ12RF2V: VIN=13 to 29V PQ15RF2/PQ15RF21/PQ15RF2V: VIN=16 to 32V
Input voltage shall be the value when output voltage is 95% in comparison with the initial value.
In case of opening control terminal ➃, output voltage turns on.(PQ05RF2/PQ05RF21 Series)
242
MIN.
4.75
8.55
11.4
14.25
4.88
8.78
11.7
14.63
−
−
−
45
55
−
2.0 ❇6
−
−
−
−
4.5
8.1
10.8
13.5
TYP.
5.0
9.0
12.0
15.0
5.0
9.0
12.0
15.0
0.5
0.5
±0.02
55
−
−
−
−
−
−
−
5.0
9.0
12.0
15.0
MAX.
5.25
9.45
12.6
15.75
5.12
9.22
12.3
15.37
2.0
2.5
−
−
−
0.5
−
20
0.8
–0.4
10
5.5
9.9
13.2
16.5
Unit
V
%
%
%/˚C
dB
dB
V
V
µA
V
mA
mA
V
Low Power-Loss Voltage Regulators
PQ05RF2/PQ05RF21/PQ05RF2V Series
Fig. 1 Test Circuit
PQ05RF2/PQ05RF21series
VIN
1
4
0.33µF
47µF
2
3
A
PQ05RF2Vseries
VC
VIN
1
3.3µF
VO
+
4
V
47µF
0.33µF
A
IO
A
+
3
V
RL
IC
2
IO
A
+
A
Iq
VO
RL
Iq
Fig. 2 Test Circuit of Ripple Rejection
PQ05RF2/PQ05RF21series
1
+
2
ei
0.33µF
1
+
47µF
RL V eo
f=120Hz(sine wave)
ei(rms)=0.5V
RR=20 log(ei(rms)/eo(rms))
Fig. 3 Power Dissipation vs. Ambient
Temperature
PD2
VIN
4
0.33µF
5
PD1
0
–20
f=120Hz(sine wave)
ei(rms)=0.5V
RR=20 log(ei(rms)/eo(rms))
60
40
20
0
1.0
2.0
3.0
Output current IO (A)
R1=1kΩ
Output voltage VO (V)
R1=390Ω
5.5
R1=
3.9kΩ
4.5
4.0
Fig. 6 Output Voltage Minute Adjustment
Characteristics (PQ09RF2V)
R1=390Ω
5.0
RL V eo
80
0
0
50
100
150
Ambient temperature Ta (˚C)
Oblique line portion : Overheat protection may operate in this area.
Fig. 5 Output Voltage Minute Adjustment
Characteristics (PQ05RF2V)
Output voltage VO (V)
+
47µF
100
PD1 :No heat sink
PD2 :With infinite heat sink
10
6.0
+
Fig. 4 Overcurrent Protection Characteristics
(Typical value)
15
Note)
+
3.3µF
3
Relative output voltage (%)
Power dissipation PD (W)
20
2
ei
4
3
VIN
PQ05RF2Vseries
R1=1kΩ
9.9
R1=3.9kΩ
9.0
8.1
2
10
3
10
R2 (Ω)
4
10
103
104
R2 (Ω)
105
243
Low Power-Loss Voltage Regulators
Fig. 7 Output Voltage Minute Adjustment
Characteristics (PQ12RF2V)
R1=390Ω
Fig. 8 Output Voltage Minute Adjustment
Characteristics (PQ15RF2V)
16.5
R1=1kΩ
R1=3.9kΩ
Output voltage VO (V)
Output voltage VO (V)
13.2
PQ05RF2/PQ05RF21/PQ05RF2V Series
12.0
103
104
R2 (Ω)
100
Output voltage deviation ∆VO (mV)
Output voltage deviation ∆VO (mV)
105
250
VIN =7V
IO =0.5A
50
0
–50
–100
–25
0
25
50
75
100
Junction temperature Tj (˚C)
VIN=15V
IO=0.5A
150
100
50
0
–50
–100
–150
–25
125
Fig.11 Output Voltage Deviation vs. Junction
Temperature (PQ12RF2/PQ12RF21/PQ12RF2V)
0
25
50
75
100
Junction temperature Tj (˚C)
125
Fig.12 Output Voltage Deviation vs. Junction
Temperature (PQ15RF2/PQ15RF21/PQ15RF2V)
250
250
VIN=18V
IO=0.5A
Output voltage deviation ∆VO (mV)
Output voltage deviation ∆VO (mV)
104
R2 (Ω)
Fig.10 Output Voltage Deviation vs. Junction
Temperature (PQ09RF2/PQ09RF21/PQ09RF2V)
150
244
15.0
103
105
Fig. 9 Output Voltage Deviation vs. Junction
Temperature (PQ05RF2/PQ05RF21/PQ05RF2V)
150
100
50
0
–50
–100
–150
–200
–25
R1=3.9kΩ
13.5
10.8
200
R1=1kΩ
R1=390Ω
0
25
50
75
100
Junction temperature Tj (˚C)
125
200
VIN =23V
Io=0.5A
150
100
50
0
–50
–100
–150
–200
–25
0
25
50
75
100
Junction temperature Tj (˚C)
125
Low Power-Loss Voltage Regulators
Fig.13 Output Voltage vs. Input Voltage
(PQ05RF2/PQ05RF21/PQ05RF2V)
PQ05RF2/PQ05RF21/PQ05RF2V Series
Fig.14 Output Voltage vs. Input Voltage
(PQ09RF2/PQ09RF21/PQ09RF2V)
10
8
6
5
Output voltage VO (V)
Output voltage VO (V)
7
RL=∞
4
RL=5Ω
RL=2.5Ω
3
2
RL=∞
RL=9Ω
5
RL=4.5Ω
1
0
0
2
4
6
8
Input voltage VIN (V)
Fig.15 Output Voltage vs. Input Voltage
(PQ12RF2/PQ12RF21/PQ12RF2V)
15
RL=∞
RL=12Ω
RL=6Ω
5
0
0
5
10
15
20
Input voltage VIN (V)
60
40
RL=2.5Ω
20
RL=5Ω
RL=∞
0
0
5
Input voltage VIN (V)
10
15
RL=∞
10
RL=15Ω
RL=7.5Ω
5
0
0
5
10
15
20
Input voltage VIN (V)
25
Fig.18 Circuit Operating Current vs. Input Voltage
(PQ09RF2/PQ09RF21/PQ09RF2V)
80
Circuit operating current IBIAS (mA)
Circuit operating current IBIAS (mA)
80
5
10
15
Input voltage VIN (V)
20
25
Fig.17 Circuit Operating Current vs. Input Voltage
(PQ05RF2/PQ05RF21/PQ05RF2V)
0
Fig.16 Output Voltage vs. Input Voltage
(PQ15RF2/PQ15RF21/PQ15RF2V)
Output voltage VO (V)
Output voltage VO (V)
20
10
0
10
60
RL=∞
RL=9Ω
40
RL=4.5Ω
20
RL=4.5Ω
RL=9Ω
RL=∞
0
0
5
10
15
Input voltage VIN (V)
245
Low Power-Loss Voltage Regulators
Fig.19 Circuit Operating Current vs. Input Voltage
(PQ12RF2/PQ12RF21/PQ12RF2V)
PQ05RF2/PQ05RF21/PQ05RF2V Series
Fig.20 Circuit Operating Current vs. Input Voltage
(PQ15RF2/PQ15RF21/PQ15RF2V)
80
Circuit operating current IBIAS (mA)
Circuit operating current IBIAS (mA)
80
60
RL=∞
40
RL=12Ω
RL=6Ω
RL=6Ω
20
RL=12Ω
RL=∞
0
5
10
15
20
Input voltage VIN (V)
RL=7.5Ω
20
RL=7.5Ω
RL=15Ω
RL=∞
0
Quiescent current Iq (mA)
IO =2A
0.3
1.5A
1A
0.5A
0.1
0
–25
0
25
50
75
100
Junction temperature Tj (˚C)
30
(PQ05RF2/PQ05RF21/PQ09RF2/PQ09RF21/PQ12RF2/
PQ12RF21/PQ15RF2/PQ15RF21)
VIN =35V
IO =0
8
6
4
2
0
–25
125
Fig.23 Ripple Rejection vs. Input Ripple Frequency
70
70
Ripple rejection RR (dB)
80
60
50
40
30
100
0
25
50
75
100
Junction temperature Tj (˚C)
125
Fig.24 Ripple Rejection vs. Input Ripple Frequency
(PQ05RF2V/PQ09RF2V/PQ12RF2V/PQ15RF2V)
80
Io=0.5A,ei(rms)=0.5V
20 VIN=7V(PQ05RF2/PQ05RF21)
VIN=15V(PQ09RF2/PQ09RF21)
10 VIN=18V(PQ12RF2/PQ12RF21)
VIN=23V(PQ15RF2/PQ15RF21)
0
0.1
1
10
Input ripple frequency f (kHz)
10
15
20
25
Input voltage VIN (V)
10
0.4
0.2
5
Fig.22 Quiescent Current vs. Junction
Temperature
0.5
Dropout voltage Vi–O (V)
RL=15Ω
25
Fig.21 Dropout Voltage vs. Junction
Temperature
Ripple rejection RR (dB)
RL=∞
40
0
0
246
60
60
50
40
30 Io=0.5A,ei(rms)=0.5V
Cref=3.3µF
20 VIN=7V(PQ05RF2V)
VIN=15V(PQ09RF2V)
10 VIN=18V(PQ12RF2V)
0 VIN=23V(PQ15RF2V)
0.1
1
10
Input ripple frequency f (kHz)
100
Low Power-Loss Voltage Regulators
PQ05RF2/PQ05RF21/PQ05RF2V Series
Fig.25 Ripple Rejection vs. Output Current
80
Ripple rejection RR (dB)
PQ05RF2V,PQ09RF2V
PQ12RF2V,PQ15RF2V
60
50
PQ05RF2/21,PQ09RF2/21
PQ12RF2/21,PQ15RF2/21
f=120Hz,ei(rms)=0.5V,Cref=3.3µF(Vtype)
VIN=7V(PQ05RF2 Series)
40 VIN=15V(PQ09RF2 Series)
VIN=18V(PQ12RF2 Series)
VIN=23V(PQ15RF2 Series)
30
0
0.5
1.0
1.5
Output current IO (A)
2.0
Typical Application
PQ05RF2/PQ05RF21 Series
+
1
2
+
CO
Specific IC
4
VIN
VO
Load
VIN
PQ05RF2V Series
3
ON/OFF
signal
High or Open : Output ON
Low
: Output OFF
CMOS or TTL
+
1
2
R2'
Specific IC
R1'
VO=Vref✕
VO
+
4
3
Cref
R2 +
CO
R1
Load
■
70
R1'+R1
R2'✕R2 ● –––––––
1+ –––––––
R2'+R2
R1'✕R1
Vref Nearly=1.26V,R1' Nearly=390Ω
PQ05RF2V : R2'Nearly=1.16kΩ
PQ09RF2V : R2'Nearly=2.40kΩ
PQ12RF2V : R2'Nearly=3.32kΩ
PQ15RF2V : R2'Nearly=4.45kΩ
(Note) R1' and R2' are built in a specific IC.
■
Model Line-ups for Lead Forming Type
Output voltage
Output voltage precision:±5%
Output voltage precision:±2.5%
5V Output 9V Output 12V Output 15V Output
PQ05RF2A PQ09RF2A PQ12RF2A PQ15RF2A
PQ05RF2B PQ09RF2B PQ12RF2B PQ15RF2B
247
Low Power-Loss Voltage Regulators
■
PQ05RF2/PQ05RF21/PQ05RF2V Series
(Unit : mm)
Outline Dimensions (PQ05RF2A/PQ05RF2B Series)
4.5±0.2
10.2MAX
)
.5
16.4±0.7
(2.0)
(24.6)
±0
ø3.2±0.1
PQ05RF2
(5
7.4±0.2
3.6±0.2
2.8±0.2
(1.5)
(0.5)
4–0.6 +0.2
–0.1
(3.2)
4.4MIN
4–1.4 +0.3
–0
5±0.5
3–(2.54)
8.2±0.7
¡(
) : Typical value
of lead forming portion : R=0.5 to 1.5mm
¡Radius
➀➁➂➃
Internal connection diagram
➀
➁
Specific IC
➂
➃
PQ05RF2/21series
➀ DC input(VIN)
➁ DC output(VO)
➂ GND
➃ ON/OFF control
terminal(VC)
PQ05RF2Vseries
➀ DC input(VIN)
➁ DC output(VO)
➂ GND
➃ Output voltage
minute
adjustment
terminal(VADJ)
Note) The value of absolute maximum ratings and electrical characteristics is same as ones of PQ05RF2/21series.
■
Precautions for Use
(1) Minute adjustment of output voltage (PQ05RF2V series)
If the external resistor is attached to the terminals ➁, ➂ and ➃, minute adjustment of output voltage is possible.
(Refer to the example of basic circuit (PQ05RF2V series) and Fig.5 to 8.)
248