1Sheet No.: OP06045
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Features Outline Dimensions
Applications
PQ1Nxx3MxSPQ Series
PQ1Nxx3MxSPQ Series
(Unit : mm)
1.Optical disk drive
2.DVD player
1
2
5
3
4
1
2
54
2
Internal connection
Lot No.(OLD DIN standard)
Control
circuit
0.42±0.1 1.6±0.2
0.42±0.1
0.42 ±0.1
0.9±0.2
2.5 ±0.2
0.9±0.2
4.3±0.3
0.42±0.1 0.47±0.1 0.42±0.1
4.5±0.2
1.5±0.2 1.5±0.2
1.5±0.2
0.4±0.05
3
① Reset output voltage (Vr)
② GND
③ Delay time setting (Cd)
④ DC input (Vin)
⑤ DC output (VO)
Parameter Symbol Rating Unit
350 V
VInput voltage
900 mW
°C
Power dissipation
*1
*3
*2
Junction temperature 150
Operating temperature -30 to +85
Storage temperature -55 to +150
Soldering temperature 270(10s)
9
9
(Ta=25°C)
Output current
*1
°C
°C
°C
*1
All are open except GND and applicable terminals.
*2
At surface-mounted condition
*3
Overheat protection may operate at Tj:125°C to 150°C
VIN
Vr
IOmA
PD
Tj
Topr
Tstg
Tsol
Reset output voltage
Reset output current Ir5mA
*1
Lead finish:Lead-free solder plating
(Composition: Sn2Bi)
1.Compact surface mount package (4.5×4.3×1.5mm)
2.Output current : MAX.350mA
3.Power dissipation : MAX.900mW
4.Low power-loss
(Dropout voltage : MAX. 0.7V at IO=350mA)
5.Built-in reset signal generating function
6.Built-in overcurrent, overheat protection functions
7.Use of ceramic capacitor is possible as output
smooth capacitor
8.RoHS directive compliant
Product mass:0.055g
N
Lead finish
identification mark
Absolute Maximum Ratings
Compact Surface Mount Type
Low Power-Loss Voltage Regulators
2
Sheet No.: OP06045
Electrical Characteristics
V
dB
Parameter
Output voltage
Load regulation
Line regulation
Ripple rejection
Input detecting voltage
Hysteresis voltage
-
Symbol Conditions MIN. MAX. Unit
20
-
55RR
-
-
Quiescent current
Reset output delay time
5
-
mV/°C
-
0.8
-
Reset output leak current
PQ1N253MCSPQ
PQ1N333MASPQ
3.724
PQ1N253MASPQ 4.116
4.116 V
Symbol MIN. TYP. MAX. UnitParameter
TYP.
5.0
Temperature coefficient of output voltage 0.1 -
-
-
2
-
-
mA
Conditions
160
-60
Output noise voltage
0.45 V
Dropout voltage
4
1.0
Irlk
V
ms
4 Input voltage when output voltage falls 0.1V from that at Vin=5V
-3.8
4.2
4.2
3.876
4.284
4.284
(VIN=VO(TYP.)+1.0V, VC=1.8V, IO=30mA,Ta=25°C)
PQ1Nxx3MxSPQ Series
(Unless otherwise specified, Vin=5V, IO=30mA,Ta=25°C)
PQ1N253MxSPQ
PQ1N333MxSPQ VO2.5602.50
2.440
3.3663.30
3.234
RegLIO=5mA to 350mA
RegIVIN=5 to 9V
mV
mV
TCVO IO=10mA,Tj=-25 to +75°C
Refer to Fig.2
Vno(rms) 10Hz<f<100kHz, IO=30mA 60 --
Vi-o 0.7
IqIO=0mA
Vri Refer to list.1 V
Vri×0.05 -V
Low reset output voltage Vrl Ir=5mA, 3V<VIN<Vri
-5
Td 150100
50
Input detecting voltage
PQ1N333MCSPQ
Vri
3.724 3.8 3.876
A
AA
V
4
23
5
1
IO
Ir
Vr
VO
Iq
VIN
RL
Rr
V
ei
eo
V
+
4
23
5
1
Vr
VIN RL
～
～
Rr
f=400 Hz(sine wave)
ei(rms)=100 mV
Vin=5.0V
Io=30mA
RR=20log(ei(rms)/eo(rms))
Fig.1 Standard measuring circuit of Regulator portion
Fig.2 Standard measuring circuit of critical rate of ripple rejection
V
IN
=0→5V,Vr≧0.8V,Cd=0.47μF
IO=350mA
List.1 Input detecting voltage
3
Sheet No.: OP06045
PQ1Nxx3MxSPQ Series
Ambient temperature Ta (° C)
Note)
Oblique line portion:Overheat protection may operate in this area.
Power dissipation PD (mW)
0
100
200
300
400
500
600
700
800
900
1000
-40 -25 025 50 8575 125100 150
Relative output voltage (%)
Output current IO (A)
Fig.4
Overcurrent Protection Characteristics
0
25
50
75
100
0 0.1 0.2 0.3 0.4 0.5
0
1
2
3
4
01 23 4 56 7
01234567
0
10
20
30
40
Fig.5 Output Voltage vs. Input Voltage
(PQ1N333MASPQ)
Output voltage V
O
(V)
Input voltage VIN (V)
Fig.6 Circuit Operating Current vs. Input
Voltage (PQ1N333MASPQ)
Input voltage VIN (V)
Circuit operating current IBIAS (mA)
0.9
0.8
0.7
0.6
1.0
1.1
1.2
1.3
1.4
-50 -25 025 50 75 125100
V
IN
=5V
Io=0mA
Fig.7 Quiescent Current vs. Junction
Temperature
Quiescent current I
q
(mA)
Junction temperature T j (°C)
Material
PCB Size
Copper foil area
Thickness of copper
PCB
Copper foil
Mounting PCB
Fig.3 Power Dissipation vs. Ambient
Temperature
Ta=25
°C
4Sheet No.: OP06045
PQ1Nxx3MxSPQ Series
-40
-50
-30
-20
-10
30
20
10
0
40
50
-50 -25 025 50 75 125100
Fig.9
Reference Voltage Deviation vs.
Junction Temperature (PQ1N333MASPQ)
Junction temperature Tj (°C)
0.4
0.5
0.6
0.3
0.2
0.1
0.0
0 50 100 150 200 250 300 350
Fig.10 Dropout Voltage vs. Output Current
Dropout voltage V
I-O
(V)
Output current I
O
(mA)
-50 -25 025 50 75 125100
01234 56 78910
0
2
4
6
8
10
4.00
4.05
4.15
4.10
4.30
4.25
4.20
Fig.11 Reset Output Voltage vs. Input Voltage
Reset output voltage Vr (V)
Input voltage VIN (V)
Input detecting voltage Vri(V)
Junction temperature Tj (°C)
0.15
0.21
0.19
0.17
0.23
0.25
-50 -25 025 50 75 125100
Junction temperature Tj (°C)
Fig.13 Hysteresis Voltage vs. Junction
Temperature
0.30
0.40
0.50
0.60
0.70
0.80
-50 -25 025 50 75 125100
Dropout voltage V
i
–O
(V)
Junction temperature T j (°C)
Fig.8 Dropout Voltage vs. Junction
Temperature (PQ1N333MASPQ)
Fig.12 Input Detecting Voltage vs. Junction
Temperature
Sheet No.: OP06045
PQ1Nxx3MxSPQ Series
5
0.1 1
0.001
0.1
1
10
1000
100
0.01
Fig.15 Reset Output Delay Time
vs.
Delay Time Setting
Reset output delay time Td(ms)
-50 -25 0255075 100 125
0.60
0.55
0.50
0.45
0.40
0.35
0.30
0.25
0.20
Fig.16 Output Peak Current vs. Junction
Temperature
Junction temperature Tj (°C)
V
IN
=5V
Iop:Output current when output
voltage falls 0.3V from that
at IO=30mA.
Output peak current IOP(A)
20
10
0
30
40
50
60
70
80
0 1 10 100
Fig.14 Ripple Rejection vs. Input Ripple
Frequency (PQ1N333MASPQ)
Ripple rejection RR (dB)
Input ripple frequency f(kHz)
4
23
5
1
Vr
VIN Rr
CIN
Reset output Cｄ
CＯ
Fig.17 Example of application
Load