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PDF PQ1CZ41H2ZPH Data sheet ( Hoja de datos )
| Número de pieza | PQ1CZ41H2ZPH | |
| Descripción | TO-220 Type Chopper Regulator | |
| Fabricantes | Sharp Electrionic | |
| Logotipo |  |
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PQ1CZ41H2ZxH
PQ1CZ41H2ZxH
TO-220 Type Chopper Regulator,
built-in 300kHz oscillation circuit
Features
1.Maximum switching current: 1.5A
2.Built-in ON-OFF control function
3.Built-in soft start function to suppress overshoot of output
voltage in power on sequence or ON/OFF control sequence
4.Built-in oscillation circuit
(Oscillation frequency:TYP.300kHz)
5.Built-in overheat protection function,overcurrent protection
function
6.SC-63 Surface Mount Type package
7.Variable output voltage
(Output variable range: Vref to 35V/–Vref to –30V)
[Possible to select step-down output/inversing output
according to external connection circuit]
8.P Q 1CZ41H2ZZH: Sleeve-packaged product
P Q 1CZ41H2ZPH: Tape-packaged product
9.RoHS directive compliant
Applications
1.Color TV,STB
2.LCD monitors
3.Facsimiles,plinters and other OA equipment
4.CD-ROM drives/DVD-ROM drivers
5.Air conditioners
Absolute Maximum Ratings
Parameter
*1 Input voltage
Symbol
VIN
Error input voltage
VADJ
Input - output voltage
*2 Output - COM voltage
*3 ON/OFF control voltage
VI-O
VOUT
VC
Switching current
*4 Power dissipation
*5 Junction temperature
ISW
PD
Tj
Operating temperature Topr
Storage temperature
Tstg
Soldering temperature Tsol
(Ta=25℃)
Rating Unit
40 V
7V
41 V
-1 V
-0.3 to +40 V
1.5 A
8W
150 ℃
-40 to +85 ℃
-40 to +150 ℃
260(10s) ℃
*1 Voltage between VIN terminal and COM terminal
*2 Voltage between VOUT terminal and COM terminal
*3 Voltage between ON/OFF control and COM 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
(Unit:mm)
6.6 MAX.
5.2 ±0.5
3
2.3 ±0.5
(0.5)
1CZ41H
H
Epoxy resin
Lead finish
identification mark
(0 to 0.25)
0.5
+0.2
-0.1
4-(1.27)
(0.5)
12345
( ) : Typical dimensions
Product mass:(0.3g)
①VIN
②VOUT
③COM(Connected with heat sink)
④Oadj
⑤ON/OFF control
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.: OP06041
1
1 page  
Fig.15 Block Diagram
1 VIN
Overcurrent
detection
circuit
Voltage
regulator
ON/OFF
circuit
PWM COMP.
_
+
Q
F/F R
S
Overheat
detection
circuit
3 COM
Fig.16 Step Down Type Circuit Diagram
_ ERROR AMP.
+
Vref
PQ1CZ41H2ZxH
2 VOUT
5 ON/OFF control
4 Oadj
VIN
8 to 35V
④
①②
PQ1CZ41H2ZxH
⑤
+
CIN
③
CS
RS
L
R2
3k
D
R1
1k
ON/OFF control signal
Fig.17 Polarity Inversion Type Circuit Diagram
0.47～1μF
VO 5V
+
CO
Load
VIN
5～30V
4
12
PQ1CZ41H2ZxH
5
+
CIN
100μF
3
CS
L
65μH
RS
D
R2
3kΩ
+
CO
2200μF
R1
1kΩ
Load
ON/OFF control signal
RS≦50kΩ
VO -5V
In case that polarity is reverse, depending on the conditions,there is cases that output voltage can not gain,
please use this device after confirming the output voltage at the actual conditions.
Sheet No.: OP06041
5
5 Page | ||
| Páginas | Total 5 Páginas | |
| PDF Descargar | [ Datasheet PQ1CZ41H2ZPH.PDF ] | |
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