MAX829 ONSEMI [ON Semiconductor], MAX829 Datasheet - Page 9
![no-image](/images/no-image-200.jpg)
MAX829
Manufacturer Part Number
MAX829
Description
Switched Capacitor Voltage Converter
Manufacturer
ONSEMI [ON Semiconductor]
Datasheet
1.MAX829.pdf
(18 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MAX829EUK
Manufacturer:
MAXIM
Quantity:
5 321
Company:
Part Number:
MAX829EUK
Manufacturer:
MAX
Quantity:
356
Company:
Part Number:
MAX829EUK+T
Manufacturer:
Intersil
Quantity:
230
Company:
Part Number:
MAX829EUK+T
Manufacturer:
MAXIN
Quantity:
10
Part Number:
MAX829EUK+T
Manufacturer:
MAXIM/美信
Quantity:
20 000
Part Number:
MAX829EUKG
Manufacturer:
ON/安森美
Quantity:
20 000
Part Number:
MAX829SNTR
Manufacturer:
ON/安森美
Quantity:
20 000
the forward voltage drop of each external diode. The performance characteristics for the above converter are shown below.
Note that curves A and C show the circuit performance with economical 1N4148 diodes, while curves B and D are with lower
loss MBRA120E Schottky diodes.
A single device can be used to construct a negative voltage doubler. The output voltage is approximately equal to −2V
−10.0
−1.0
−2.0
−3.0
−4.0
−5.0
−6.0
−7.0
−8.0
−9.0
0
Output Voltage vs. Output Current MAX828
Figure 28. Cascade Load Regulation,
10
I
A
out
, OUTPUT CURRENT (mA)
V
in
+
20
Figure 30. Negative Output Voltage Doubler
1
2
3
B
30
Curve
OSC
C
D
A
B
MAX828, MAX829
http://onsemi.com
V
5
4
in
3.0
5.0
3.0
5.0
40
(V)
9
+
−10.0
−1.0
−2.0
−3.0
−4.0
−5.0
−6.0
−7.0
−8.0
−9.0
R
0
MAX829: Capacitors = 3.3 mF
MAX828: Capacitors = 10 mF
out
173
141
179
147
Output Voltage vs. Output Current MAX829
(W)
+
Figure 29. Cascade Load Regulation,
I
+
10
out
C
, OUTPUT CURRENT (mA)
+
20
−V
D
out
30
in
minus
40