pq070xz1hz Sharp Microelectronics of the Americas, pq070xz1hz Datasheet - Page 3

• Manufacturer Part Number: pq070xz1hz
• Description: Voltage Operation Power-loss Voltage Regulator
• Manufacturer: Sharp Microelectronics of the Americas

Low Power-Loss Voltage Regulators
Note) Oblique line portion:Overheat protection may operate in this area.
Fig.3 Power Dissipation vs. Ambient
Fig.5 Reference Voltage vs. Junction
Fig.7 Circuit Operating Current vs. Input
1.255
1.245
1.235
1.26
1.25
1.24
1.23
10
30
20
10
8
5
0
0
–40
–50 –25
0
Temperature
Temperature
Voltage
V
T
R
R
(V
C
C
a
1
2
C
IN
O
=Room temp.
P
=1kΩ
=1.4kΩ
=2.7V
O
=47µF
=0.33µF
D
=3V)
–20
Ambient temperature T
Junction temperature T
: With infinite heat sink
1
Input voltage V
0
0
2
25
20
50
3
40
IN
R
R
R
(V)
L
L
75
L
=∞Ω (I
=4Ω (I
=2Ω (I
a
j
V
V
I
R
R
(°C)
(˚C)
O
60
IN
C
1
2
=0.5V
4
=1kΩ
=1.4kΩ
=2.7V
100 125
O
=4V
=0.7.5A)
O
O
=1.5A)
=0A)
80
5
Fig.4 Overcurrent Protection
Fig.6 Output Voltage vs. Input Voltage
Fig.8 Dropout Voltage vs. Junction
0.35
0.25
0.15
0.05
0.4
0.3
0.2
0.1
2.5
1.5
0.5
3.5
2.5
1.5
0.5
0
3
2
1
0
3
2
1
0
–50 –25
0
0
Characteristics
Temperature
V
V
I
R
R
R
O
1
2
IN
C
=1.25V
L
=1kΩ
=1.4kΩ
=2.7V
V
=4Ω (I
=2.35V
IN
Junction temperature T
V
=5V
0.5
IN
1
R
=4.5V
Output current I
V
Input voltage V
V
V
L
O
IN
=∞Ω (I
0
IN
IN
=0.75A)
=5.5V
=10V
=7V
1
2
25
O
=0A)
50
1.5
R
3
L
V
T
R
R
(V
C
C
IN
=2Ω (I
O
C
a
1
2
IN
O
(V)
(A)
=1kΩ
=1.4kΩ
75
=Room temp.
=2.7V
O
=47µF
PQ070XZ1HZ
=0.33µF
=3V)
j
(˚C)
2
4
O
100 125
=1.5A)
2.5
5