Chopper Regulator. PQ1CX12H2ZPQ Datasheet

PQ1CX12H2ZPQ Regulator. Datasheet pdf. Equivalent


Sharp Electrionic PQ1CX12H2ZPQ
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PQ1CX12H2ZPQ
PQ1CX12H2ZPQ
Bootstrap system
Chopper Regulator
Features
1.Maximum switching current: 2.5A
2.High efficiency(efficiency88%[VIN=5V,VOUT=3.3V]
3.Built-in oscillation circuit
(Oscillation frequency:TYP.150kHz)
4.Built-in overheat, overcurrent protection functions
5.Variable output voltage
(Output variable range: Vref to 24V)
6.RoHS directive compliant
Applications
1.AV equipment
2.Digital OA equipment
Absolute Maximum Ratings
(Ta =25°C)
Parameter
*1 Input voltage
*2 Boost terminal voltage
*3 Voltage between VB and VIN
Malfunction input voltage
Input-output voltage
*4 Output-GND voltage
*5 ON/OFF control voltage
Switching current
*6 Power dissipation
*7 Junction temperature
Operating temperature
Storage temperature
Soldering temperature
Symbol Rating
VIN 33
VB 33
VB-I 15
Vadj
7
VI-O 34
VOUT
-1
VC -0.3 to 20
Isw 2.5
PD 0.9
Tj 150
Topr -30 to +85
Tstg -40 to +150
Tsol 260(for 10s)
Unit
V
V
V
V
V
V
V
A
W
°C
°C
°C
°C
*1 Voltage between VIN and GND
*2 Voltage between VB and GND
*3 Voltage between VBand VIN
*4 Voltage between VOUT and GND
*5 Voltage between ON/OFF and GND
*6 At the time of the PCB mounting
*7 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
5±0.3
8 7 65
Model No.
(Unit:mm)
0.15+-00..105
1CX12H
S
Q
12
0.995MAX
34
1.27±0.03
Lead finish
identification mark
Lot.No.
(OLD DIN standerd)
( ) : Typical dimensions
Product mass:(0.08g)
0.4±0.1
Terminal
VIN
VB
OADJ
ON/OFF Control
NC
GND
GND
VOUT
Lead finish:Lead-free solder plating
(Composition: Sn2Bi)
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.: OP06042
1


PQ1CX12H2ZPQ Datasheet
Recommendation PQ1CX12H2ZPQ Datasheet
Part PQ1CX12H2ZPQ
Description Bootstrap system Chopper Regulator
Feature PQ1CX12H2ZPQ; www.DataSheet4U.com PQ1CX12H2ZPQ PQ1CX12H2ZPQ Bootstrap system Chopper Regulator Features 1.Maxim.
Manufacture Sharp Electrionic
Datasheet
Download PQ1CX12H2ZPQ Datasheet




Sharp Electrionic PQ1CX12H2ZPQ
PQ1CX12H2ZPQ
Electrical Characteristics
Parameter
Voltage ratio VOUT-VIN
Output saturation voltage
Reference voltage
Load regulation
Line regulation
Efficiency
Oscillation frequency
Overcurrent detection level
Maximum Duty
Charge current
Input threshold voltage
ON threshold voltage
Standby current
Output OFF-state consumption current
Minimum Input Voltage
Minimum Boost Voltage
Symbol
DI-O
Vsat
VREF
RegL
RegI
fo
IL
DMAX
ICHG
VTHL
VTHH
VTHON
ISD
IQS
VIN(MIN)
VBOOST(MIN)
(VIN=5 V, Io=0.5 A,Vo=3.3V, Terminal No. 4 open and Ta=25°C unless otherwise specified)
Conditions
-
Isw=2.0A
-
Io=0.5 to 2.0A
VIN=5 to 20V
Io=2.0 A
-
MIN.
15
-
1.235
-
-
-
135
TYP.
-
0.25
1.26
0.2
1
88
150
MAX.
-
0.4
1.285
1.5
2.5
-
165
Unit
%
V
V
%
%
%
kHz
Switching current peak
2.55 3.2
Terminal 3 = 1.1 V
83 90
Terminal 3,8:OPEN, Terminal 4 - -10
Duty=0 %,Terminal 3=0V,Terminal 4
-
1.3
-Duty=DMAX,Terminal 3:OPEN,Terminal 4
2.3
4.2
-
-
-
-
A
%
μA
V
V
Terminal 3 = 0V,Terminal 4
VIN=33V,Terminal 4 = 0V
VIN=33V,Terminal 4 = 0.9V
-
VB-VOUT Voltage
0.7 0.8 0.9
- 120 400
- 5 10
- - 4.5
- -3
V
μA
mA
V
V
Fig.1 Test Circuit
ISD
A
Iqs
VIN
VIN
1
VB
2
+
CIN
6
7
GND GND
CB
8 VOUT
3 O adj
ON/OFF
4
A
ICHG
DB
L
R2
D R1
IO
V
+ Load
CO
ON/OFF control logic
4 pin
LOW
HIGH
OPEN
Output
OFF
ON
ON
Fig.2 Power Dissipation vs.Ambient
Temperature
1
PD : At the time of PCB mounting
0.5
0
-30 -25 0 25 50 75 85
125 150
Ambient temperature Ta (°C)
Note)Oblique line portion:Overheat protection may operate in this area
L:HK-08S080-3000(made by Toho Co.)
D,DB:ERC80-004(made by Fuji electronics Co.) 
Fig.3 Overcurrent Protection
Characteristics (Typical Value)
5 Tj=25°C
VIN=5V
4 VO=3.3V
3
2
1
0
0 1 2 345
Output current IO (A)
Sheet No.: OP06042
2



Sharp Electrionic PQ1CX12H2ZPQ
Fig.4 Efficiency vs. Input Voltage
100
VO=5V,IO=0.5A
95
VO=5V,IO=2A
90
85
VO=3.3V,IO=0.5A
80
VO=3.3V,IO=2A
75
70
65
60
0
5 10 15
20 25
Input voltage VIN (V)
Fig.6 Stand-by Current vs. Input Voltage
250
Tj=25°C
200
150
100
50
0
0 5 10 15 20 25 30
Input voltage V IN (V)
Fig.8 Load Regulation vs. Output Current
2
Tj=25°C
VIN=12V
1.5 VO=3.3V
1
0.5
0
-0.5
0
0.5 1 1.5
Output current IO (A)
2.0
PQ1CX12H2ZPQ
Fig.5 Output Saturation Voltage vs.
Switching Current
0.4
0.3
0.2
0.1
0
0 0.5
1 1.5
2 2.5
Switching current ISW (A)
Fig.7 Reference Voltage Fluctuation vs.
Junction Temperature
1
0.5
0
-0.5
-1
-50 -25 0 25 50 75 100 125
Junction temperature Tj (°C)
Fig.9 Line Regulation vs. Input Voltage
2
Tj=25°C
VO=3.3V
1.5 IO=0.5A
1
0.5
0
-0.50
5 10 15
Input voltage VIN (V)
20
Sheet No.: OP06042
3







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