Chopper Regulators
PQ1CZ21H2Z
PQ1CZ21H2Z
Low Dissipation Current at OFF-state Chopper Regulator
s
q
Features
s
Outline Dimensions
(Unit : mm)
Maximum switching current: 1.5A
q
Low dissipation current at OFF-state (I
qs
: Max. 1mA)
Built-in oscillation circuit
(Oscillation frequency: TYP. 100kHz)
q
Built-in overheat, overcurrent protection functions
q
q
6.6
MAX.
5.2
鹵0.5
3
2.3
鹵0.5
(0.5)
Variable output voltage
(Output variable range: V
ref
to 35V/鈥揤
ref
to 鈥?0V)
[Possible to select step-down output/inversing output
according to external connection circuit]
PQ1CZ21H2ZZ:
sleeve-packaged product
PQ1CZ21H2ZP:
tape-packaged product
9.7
MAX.
5.5
鹵0.5
Epoxy resin
1CZ21H
(1.7)
q
2.5
MIN.
(0 to 0.25)
Facsimiles
q
Printers
q
Switching power supplies
q
4鈥?1.27)
(0.5)
1
2
3
4
5
s
Absolute Maximum Ratings
1
2
3
4
5
(Ta=25擄C)
Unit
V
V
V
V
V
A
W
藲C
藲C
藲C
藲C
( ) : Typical dimensions
V
IN
V
OUT
GND (Common to heat sink)
O
ADJ
ON/OFF control
Parameter
Symbol
Rating
鉂?
Input voltage
V
IN
40
V
ADJ
7
Error input voltage
V
I-O
41
Input-output voltage
鉂?
V
OUT
鈭?
Output-COM voltage
鉂?
V
C
ON/OFF control voltage
鈭?.3
to
+40
1.5
I
SW
Switching current
鉂?
Power dissipation
8
P
D
鉂?
Junction temperature
T
j
150
Operating temperature
T
opr
鈭?0
to
+85
Storage temperature
T
stg
鈭?0
to
+150
T
sol
Soldering temperature
260
(For 10s)
鉂?
Voltage between V
IN
terminal and COM terminal
鉂?
Voltage between V
OUT
terminal and COM terminal
鉂?
Voltage between ON/OFF control and COM terminal
鉂?
P
D
:With infinite heat sink
鉂?
Overheat protection may operate at the condition T
j
:125藲C to 150藲C
鈥lease 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/
Notice
(0.9)
s
Applications
0.5
+0.2
鈥?.1
1
2
3
4
5
6
