PQ1CZ21H2ZXH 반도체 회로 부품 판매점
Low Dissipation Current at OFF-state Chopper Regulator
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 Sharp Electrionic |
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PQ1CZ21H2ZxH
PQ1CZ21H2ZxH
Low Dissipation Current at OFF-state
Chopper Regulator
Features
1.Maximum switching current: 1.5A
2.Low dissipation current at OFF-state(Iqs:Max.1mA)
3.Built-in oscillation circuit
(Oscillation frequency:TYP.100kHz)
4.Built-in overheat, overcurrent protection functions
5.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]
6.P Q 1CZ21H2ZZH: Sleeve-packaged product
P Q 1CZ21H2ZPH: Tape-packaged product
7.RoHS directive compliant
Applications
1.Facsimiles
2.Printers
3.Switching power supplies
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)
6.6MAX.
5.2±0.5
1CZ21H
H
2.3±0.5
(0.5)
3
Epoxy resin
Lead finish
identification mark
(0 to 0.25)
0.5 +0.2
–0.1
4–(1.27)
(0.5)
1 234 5
( ) : 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.: OP06040A
1
PQ1CZ21H2ZxH
Electrical Characteristics
(Unless otherwise specified,condition shall be VIN=12V,IO=0.2A,VO=5V,ON-OFF terminal=2.7V,Ta=25℃)
Parameter
Output saturation voltage
Reference voltage
Reference voltage temperature fluctuation
Load regulation
Line regulation
Efficiency
Symbol
VSAT
Vref
|RegL|
|RegI|
Conditions
ISW=1A
－
Tj=0 to 125℃
IO=0.2 to 1A
VIN=8 to 35V
IO=1A
MIN.
－
1.235
－
－
－
－
TYP.
0.9
1.26
±0.5
0.1
0.5
82
MAX.
1.5
1.285
－
1.5
2.5
－
Unit
V
V
%
%
%
%
Oscillation frequency
Oscillation frequency temperature fluctuation
Overcurrent detecting level
ON threshold voltage
ON-state current for control
OFF-state current for control
Stand-by current
Output OFF-state dissipation current
fO
IL
VTH(ON)
IC(ON)
IC(OFF)
ISD
IQS
－
Tj=0 to 125℃
Switching current peak
④ terminal=0V,⑤ terminal
⑤ terminal=2.7V
⑤ terminal=0.4V
VIN=40V,⑤ terminal=0V
VIN=40V,④ terminal=3V
80 100 120 kHz
－ ±3 －
%
1.55 2 2.6 A
0.8 1.5
2
V
－ － 200
－－ 2
－－ 1
－ 8 12 mA
Fig.1 Test Circuit
ISD
A
Iqs
VIN
+
CIN
④
①②
PQ1CZ21H2ZxH
⑤
A IC(ON)
IC (OF F )
③
ON/OFF control logic
5 pin
LOW
HIGH
Output
OFF
ON
OPEN OFF
Fig.2 Power Dissipation vs.Ambient
Temperature
10
PD:With infinite heat sink
8
5
0
-40 -25 0 25 50 75 85 100 125 150
Ambient temperature Ta (°C)
Note) Oblique line portion:Overheat protection may operate in this area
L
IO
VO
R2
D
R1
1k
+
CO
470 F
Load
L：HK-14D100-2110(made by Toho Co.)
D：ERCF80-004(made by Fuji electronics Co.)
Fig.3 Overcurrent Protection
Characteristics (Typical Value)
7
Ta=25°C
6 VIN=12V
VO=5V
5
4
3
2
1
0
0 0.5 1 1.5 2 2.5 3 3.5 4
Output current IO (A)
Sheet No.: OP06040A
2
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PQ1CZ21H2ZXH regulator
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