mc33466 ON Semiconductor, mc33466 Datasheet - Page 6

• Manufacturer Part Number: mc33466
• Description: Fixed Frequency Pwm Micropower Dc-to-dc Converter
• Manufacturer: ON Semiconductor

100
5.2
5.1
5.0
4.9
4.8
1.6
1.2
0.8
0.4
80
60
40
20
−40
0
0
0
0
Figure 18. Output Voltage versus Temperature
MC33466H−50JT1
L = 120 μH
I
V
Figure 22
Figure 14. Efficiency versus Output Current
O
MC33466H−30JT1
L = 120 μH
T
Figure 22
V
in
A
= 10 mA
Figure 16. Startup/Hold Voltage versus
start
= 3.0 V
= 25°C
−20
5.0
V
hold
T
A
, AMBIENT TEMPERATURE (_C)
I
I
O
O
, OUTPUT CURRENT (mA)
, OUTPUT CURRENT (mA)
10
10
0
Output Current
V
in
15
20
= 1.0 V
MC33466H−50JT1
L = 120 μH
T
Figure 22
A
20
20
40
= 25°C
V
in
V
= 1.5 V
TYPICAL APPLICATIONS
in
25
60
= 2.0 V
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80
30
30
6
100
1.0
0.8
0.6
0.4
0.2
1.4
1.2
1.0
0.8
0.6
1.6
80
60
40
20
−40
0
0
0
Figure 15. Efficiency versus Output Current
V
V
in
start
= 0.9 V
Figure 17. Startup/Hold Voltage versus
−20
100
20
V
Figure 19. Startup/Hold Voltage
hold
T
V
A
in
, AMBIENT TEMPERATURE (_C)
I
I
O
O
= 1.5 V
, OUTPUT CURRENT (mA)
, OUTPUT CURRENT (mA)
versus Temperature
200
40
0
Output Current
V
300
in
60
20
= 2.0 V
MC33466H−50JT1
L = 120 μH
I
Figure 22
O
MC33466H−50LT1
L = 28 μH
T
Figure 23
MC33466H−30LT1
L = 28 μH
T
Figure 23
400
80
40
A
A
= 3.0 mA
= 25°C
= 25°C
V
500
100
in
60
= 2.5 V
V
V
start
hold
600
120
80