pq1cz38m2z Sharp Microelectronics of the Americas, pq1cz38m2z Datasheet - Page 3

• Manufacturer Part Number: pq1cz38m2z
• Description: Chopper Regulator Built-in 300khz Oscillation Circuit
• Manufacturer: Sharp Microelectronics of the Americas

Chopper Regulators
Fig.4 Efficiency vs. Input Voltage
Fig.6 Stand-by Current vs. Intput Voltage
Fig.8 Load Regulation vs. Output Current
–0.5
100
250
200
150
100
0.5
90
80
70
50
60
50
0
0
1
0
0
0
V
V
O
O
5
=12V,I
0.1
=5V,I
10
10
Intput voltage V
Input voltage V
Output current I
O
0.2
O
=0.5A
V
=0.5A
15
O
20
=5V,I
0.3
20
O
=0.1A
V
30
25
O
IN
0.4
O
=12V,I
IN
(V)
(A)
(V)
30
T
T
V
V
40
T
0.5
j
j
O
j
IN
O
=25˚C
=25˚C
=25˚C
=0.1A
=5V
=12V
35 40
0.6
50
Fig.5 Output Saturation Voltage vs.
Fig.7 Reference Voltage Fluctuation vs.
Fig.9 Line Regulation vs. Input Voltage
–0.5
–0.5
–1.5
1.6
1.4
1.2
0.8
0.6
0.4
0.2
1.5
0.5
1.5
0.5
–1
–2
1
0
1
0
2
1
0
–25
0
0
Switching Current
Junction Temperature
T
V
I
O
j
O
=25˚C
=0.2A
=5V
0
Junction temperature T
0.2
Switching current I
10
Input voltage V
25
0.4
50
20
0.6
IN
75
SW
(V)
PQ1CZ38M2Z
j
30
(A)
(°C)
0.8
T
V
V
100
j
IN
O
=25˚C
=5V
=12V
125
40
1