pq150vb02fz Sharp Microelectronics of the Americas, pq150vb02fz Datasheet - Page 3

• Manufacturer Part Number: pq150vb02fz
• Description: Variable Output Power-loss Voltage Regulator Built-in Overheart Shutdown Function, Output On/off Control Function
• Manufacturer: Sharp Microelectronics of the Americas

Low Power-Loss Voltage Regulators
Fig.3 Power Dissipation vs. Ambient
Fig.4 Overcurrent Protection Characteristics
Fig.6 Reference Voltage Fluctuation vs.
Note) Oblique line portion:Overheat shutdown function operates in this area
1.255
1.245
1.235
1.225
1.26
1.25
1.24
1.23
1.22
7.5
2.5
13
12
11
10
9
8
7
6
5
4
3
2
1
0
5
0
–40
–40
0
Temperature
(Typical Value) (PQ150VB01FZ)
Junction Temperature (PQ150VB01FZ)
C
C
R
R
V
T
P
V
V
1
2
a
IN
O
C
D1
IN
=1kΩ
=1.4kΩ, V
=25˚C
–20
=2.7V
=47µF
IN
=0.33µF
0
=13V
Ambient temperature T
=10V
Junction temperature T
: No heat sink
0
Output current I
1
V
R
(On condition that V
1
IN
20
=1kΩ, R
O
=5V, I
=3V
50
40
2
O
=0.5A,
2
V
60
80 85
=1.4kΩ
IN
P
=4V
V
D2
O
V
80
IN
V
IN
(A)
100
=5V
: With infinite
a
IN
=6V
j
heat sink
3
100
(˚C)
(˚C)
=7V
O
=3V)
120
150
140
4
Fig.5 Overcurrent Protection Characteristics
Fig.7 Reference Voltage Fluctuation vs.
1.255
1.245
1.235
1.225
1.26
1.25
1.24
1.23
1.22
7.5
2.5
5
0
–40
0
(Typical Value) (PQ150VB02FZ)
Junction Temperature (PQ150VB02FZ)
PQ150VB01FZ/PQ150VB02FZ
–20
Junction temperature T
0
Output current I
1
V
V
R
(On condition that V
IN
20
IN
1
=1kΩ, R
=10V
=5V, I
C
R
V
V
1
O
C
IN
=1kΩ
40
=2.7V
=3V
=0.33µF
V
2
O
IN
60
V
=1A,
2
V
=7V
=1.4kΩ
IN
IN
=4V
=6V
O
80
(A)
C
R
T
j
3
100
(˚C)
2
a
O
=25˚C
=1.4kΩ
=47µF
V
O
=3V)
IN
120
=5V
140
4