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1CY1032Z Datasheet Download - Sharp Microelectronics

Номер произв 1CY1032Z
Описание TO-263 Surface Mount Type Chopper Regulator
Производители Sharp Microelectronics
логотип Sharp Microelectronics логотип 



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1CY1032Z Даташит, Описание, Даташиты
PQ1CY1032Z
PQ1CY1032Z
TO-263 Surface Mount Type
Chopper Regulator
s Features
1. Maximum switching current:3.5A
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. 150kHz)
5. Built-in overheat protection function
6. Built-in overcurrent shut-down function
7. TO-263 package
8. PQ1CY1032ZZ:Sleeve-packaged product
PQ1CY1032ZP:Tape-packaged product
9. Variable output voltage
(Output variable range:Vref to 35V/Vref to 30V)
[Possible to select step-down output/inversing output
s Applications
1. LCD monitors
2. Car navigation systems
3. Switching power supplies
s Absolute Maximum Ratings
(Ta=25°C)
Parameter
*1 Input voltage
Error input voltage
Input-output voltage
*2 Output to COM voltage
*3 Vsoft terminal voltage
Switching current
*4 Power dissipation
Symbol
VIN
VADJ
VI-O
VOUT
Vsoft
ISW
PD
Rating
40
7
41
1
0.3 to +40
3.5
35
Unit
V
V
V
V
V
A
W
*5 Junction temperature Tj 150 ˚C
Operating temperature
Storage temperature
Topr 20 to +85 ˚C
Tstg 40 to +150 ˚C
*6Soldering temperature
Tsol
260
˚C
*1 Voltage between VIN terminal and COM terminal
*2 Voltage between VOUT terminal and COM terminal
*3 Voltage between VSOFT terminal and COM terminal
*4 PD:With infinite heat sink
*5 Over heat protection may operate at the condition Tj=125˚C to 150˚C
*6 For 10s
s Outline Dimensions
10.6MAX.
3.28±0.5
(Unit : mm)
3.5±0.5
(0.6)
1 C Y 1 0 3 2 Z ±2
(0.6)
(0.45)
1.05−+00..12
30.9−+00..12
Epoxy resin
(0.6)
(0.45)
1.05−+00..12
4(1.7)
(0.6)
(0 to 0.25)
12345
1 VIN
2 VOUT
3 COM (Common to heat sink)
4 Oadj
5 Vsoft
( ) : Typical dimensions
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.
Internet Internet address for Electronic Components Group http://www.sharp.co.jp/ecg/







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1CY1032Z Даташит, Описание, Даташиты
PQ1CY1032Z
s Electrical Characteristics
(Unless otherwise specified, condition shall be VIN=12V, IO=0.5A, VO=5V, Vsoft terminal=0.1µF, Ta=25˚C)
Parameter
Symbol
Conditions
MIN. TYP. MAX. Unit
Output saturation voltage
VSAT
ISW=3A
1.4 1.8 V
Reference voltage
Vref 1.235 1.26 1.285 V
Reference voltage temperature fluctuation
Vref
Tj=0 to 125˚C
− ±0.5
%
Load regulation
|RegL|
IO=0.5 to 3A
0.2 1.5 %
Line regulation
|RegI|
VIN=8 to 35V
1 2.5 %
Efficiency
η IO=3A 80 %
Oscillation frequency
fO 135 150 165 kHz
Oscillation frequency temperature fluctuation fO
Overcurrent detection level
IL
Tj=0 to 125˚C
− ±2
3.6 4.2 5.8
%
A
Charge current
ICHG 2 , 4 terminals is open, 5 terminal − −10 − µA
Input threshold voltage
VTHL Duty ratio=0%, 4 terminal=0V, 5 terminal 1.3
VTHH Duty ratio=100%, 4 terminals is open, 5 terminal 2.3
V
V
ON threshold voltage
VTH(ON)
4 terminal=0V, 5 terminal
0.7 0.8 0.9
V
Overcurrent shutdown threshold voltage
VTHIL
5 terminal
3.8 4.6 5.5 V
Stand-by current
ISD VIN=40V, 5 terminal=0V 140 400 µA
Output OFF-state consumption current
IQS VIN=40V, 5 terminal=0.9V 8 16 mA
Fig.1 Standard Test Circuit
ISD A
IQS
VIN
+
CIN
220µF
4
12
PQ1CY1032Z
5
3
A
ICHG
L
45µH
R2
D
R1
1k
IO
VO
+
CO
1 000µF
Load
5 terminal
LOW
HIGH
OPEN
VO output
OFF
ON
ON
L : HK-10S100-4500 (made by Toho Co.)
D :ERC80-004 (made by Fuji electronics Co.)







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1CY1032Z Даташит, Описание, Даташиты
Fig.2 Internal Dissipation vs. Ambient
Temperature
40
35 PD : With infinite heat sink
30
25
20
15
10
5
0
20 0
25 50 75 85
Ambient temperature Ta (°C)
Note) Oblique line prtion:Overheat protection may operate in this area
Fig.4 Efficiency vs. Input Voltage
100
Tj=25°C VO=12V, IO=3A VO=12V, IO=1A
90
80
VO=5V, IO=1A
70
VO=5V, IO=3A
60
50
0 5 10 15 20 25 30 35 40
Input voltage VIN (V)
Fig.6 Operating Consumption Current vs.
Input Voltage
15
IO=3A
10
Tj=25°C
VO=5V
No load
IO=1A
5
0
0 5 10 15 20 25 30 35 40
Input voltage VIN (V)
PQ1CY1032Z
Fig.3 Overcurrent Protection Characteristics
(Typical Value)
6
5
4
Shutdown operating
3
2
Ta=25°C
1 VIN=12V
VO=5V
0
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5
Output current IO (A)
Fig.5 Switching Current vs. Output
Saturation Voltage
4
Tj=25°C
3.5
3
2.5
2
1.5
1
0.5
0
0 0.25 0.5 0.75 1 1.25 1.5 1.75 2
Output saturation voltage VSAT (V)
Fig.7 Reference Voltage Fluctuation vs.
Junction Temperature
1.5
VIN=12V
VO=5V
1
0.5
0
0.5
1
1.5
25
0 25 50 75 100
Junction temperature Tj (°C)
125










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