pq1cx22h2zpq Sharp Microelectronics of the Americas, pq1cx22h2zpq Datasheet - Page 2

• Manufacturer Part Number: pq1cx22h2zpq
• Description: Output Bootstrap System Chopper Regulator
• Manufacturer: Sharp Microelectronics of the Americas

Electrical Characteristics
Input-output voltage ratio
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
Fig.1 Test Circuit
Fig.2 Power Dissipation vs.Ambient
Note)Oblique line portion:Overheat protection may operate in this area
ON/OFF control logic
HIG H
OPEN
4 pin
LOW
0.5
-30
Temperature
I
I
1
0
SD
qs
V
IN
Parameter
-25
P
Output
D
OF F
Ambient temperature Ta (°C)
ON
ON
A
: At the time of PCB mounting
0
25
+
V
C
50
IN
IN
75 85
1
6
GND
V
｜RegL｜
｜RegI｜
BOOST(MIN)
Symbol
V
(Unless otherwise specified,condition shall be V
V
D
V
D
D
V
V
V
I
IN(MIN)
CHG
THON
I
I
REF
fo
MAX
THH
I-O1
I-O2
SAT
I
THL
SD
QS
η
L
125
7
GND
2
V
B
150
Voltage between V
Duty=D
8
3
4
Duty=0 %,3pin=0V,4pin
Switching current peak
ON/OFF
3,8 pin :Open, 4 pin
V
V
O
V
IN
IN
A
OUT
adj
Io=0.5 to 2.0A
MAX
3pin=0V,4pin
=33V,4pin=0.9V
V
=33V, 4pin=0V
3pin = 0.9V
Conditions
I
IN
V
V
SW
Io=2.0 A
B
CB
IN
IN
=5 to 20V
, 3pin :Open, 4pin
I
CHG
terminal and V
＝2.0A
＞14V
≦14V
2
-
-
-
Fig.3 Overcurrent Protection
D
OUT
Characteristics (Typical Value)
terminal
5
4
3
2
1
0
DB
IN
0
=5V,I
L
L:HK-08S080-3000(made by Toho Co.)
D,DB:ERC80-004(made by Fuji electronics Co.)
R
O
R
=0.5A,V
2
1
1
0.975
MIN.
2.55
135
Output current I
8.5
0.7
15
83
-
-
-
-
-
-
-
-
-
-
-
O
=3.3V,ON/OFF terminal :Open,Ta=25°C)
2
I
O
TYP.
0.25
150
120
1.0
0.2
3.2
-10
1.3
2.3
0.8
C
88
90
+
1
6
-
-
-
-
O
3
O
V
(A)
０
1.025
MAX.
4
165
400
0.4
1.5
2.5
4.2
0.9
4.5
Ta=25˚C
V
V
10
-
-
-
-
-
-
-
3
Load
IN
O
=3.3V
=5V
Sheet No.: OP06058
5
PQ1CX22H2ZPQ
Unit
mA
kHz
μA
μA
%
%
%
%
%
%
V
V
A
V
V
V
V
V