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PDF PQ1CY333LZPH Data sheet ( Hoja de datos )
| Número de pieza | PQ1CY333LZPH | |
| Descripción | (PQ1CYxx3LZPH) To-263 Surface Mount Type Chopper Regulator | |
| Fabricantes | Sharp Electrionic | |
| Logotipo |  |
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PQ1CYxx3LZPH Series
PQ1CYxx3LZPH Series
To-263 Surface Mount Type
Chopper Regulator
Features
1.Maximum switching current: 3.5A
2.Built-in ON/OFF control function
3.High frequency oscillation
(Oscillation frequency: 150kHz)
4.Built-in overheat protection function, overcurrent shut-down
function
5.Fixed output voltage type
(Output voltage is 3.3V/5.0V)
6.RoHS directive compliant
Applications
1.Digital AV equipment
2.OA equipment
3.CRT monitor/LCD monitor
Model Line-up
Output Voltage Model No.
3.3V
5.0V
PQ1CY333LZPH
PQ1CY503LZPH
Absolute Maximum Ratings
(Ta=25°C)
Parameter
*1Input voltage
FB pin voltage
Input-output voltage
*2 Output-GND voltage
*3 ON/OFF pin voltage
Symbol
VIN
VFB
VI-O
VOUT
VC
Rating
40
8
41
-1
-0.3 to 40
Unit
V
V
V
V
V
Switching current
*4 Power dissipation
*5 Junction temperature
ISW
PD
Tj
3.5 A
35 W
150 °C
Operating temperature
Storage temperature
Topr
Tstg
-20 to +85 °C
-40 to +150 °C
Soldering temperature Tsol
260(10s) °C
*1 Voltage between VIN terminal and GND terminal.
*2 Voltage between VOUT terminal and GND terminal.
*3 Voltage between ON/OFF terminal and GND terminal.
*4 PD:With infinite heat sink
*5 There is case that over heat protection function operates at the temperature
Tj=125°C to 150°C, so this item cannot be used in this temperature range.
■ Outline Dimensions
Lead finish
identification mark
10.6MAX.
3.28±0.5
1 C Y503L
φ2
(Unit:mm)
3.5±0.5
(0.6)
H Epoxy resin
(0 to 0.25)
(0.6)
(0.45)
1.05+–00..12
3–0.9+–00..12
(0.6)
(0.45)
1.05+–00..12
4–(1.7)
(0.6)
12345
( ) : Typical dimensions
Product mass:(1.0g)
1 VIN
2 VOUT
3 GND (Connected with heat sink)
4 FB
5 ON/OFF
Lead finish:Lead-free solder plating
(Composition: Sn2Cu)
Notice The content of data sheet is subject to change without prior notice.
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.
Sheet No.: OP06055
1
1 page  
Fig.16 Operating Dissipation Current vs.
Input Voltage(PQ1CY333LZPH)
15
Tj=25°C
Io=3A
Io=0.5A
10
No Load
5
PQ1CYxx3LZPH Series
Fig.17 Operating Dissipation Current vs.
Input Voltage(PQ1CY503LZPH)
15
Tj=25°C
Io=3A
Io=0.5A
10
No Load
5
0
0 5 10 15 20 25 30
Input voltage VIN (V)
Fig.18 Power Dissipation vs. Ambient
Temperature (Typical Value)
6
5 Cu area 3600mm2
4 Cu area 900mm2
3 Cu area 400mm2
2 Cu area 115mm2
1
0
-40 -20 0 25 50 75 85 100 125
Ambient temperature Ta (°C)
0
0 5 10 15 20 25 30 35 40
Input voltage VIN (V)
Mounting PCB
PCB
Cu
Material : Glass-cloth epoxy resin
Size : 60×60×1.6mm
Cu thickness : 65μm
Fig.19 Block diagram
1 VIN
Over current
detection circuit
Over heat
detection circuit
Voltage
regulator
ON/OFF
circuit
PWM COMP.
+
_
Q
F/F R
S
_
+
ERROR AMP.
fO converter
circuit
Vref
3 GND
2 V OUT
5 ON/OFF
4
FB
Sheet No.: OP06055
5
5 Page | ||
| Páginas | Total 5 Páginas | |
| PDF Descargar | [ Datasheet PQ1CY333LZPH.PDF ] | |
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