TND307 ONSEMI [ON Semiconductor], TND307 Datasheet

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TND307

Manufacturer Part Number
TND307
Description
Graphical Data Test Circuits for the NCP1650
Manufacturer
ONSEMI [ON Semiconductor]
Datasheets

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Prepared by
Alan Ball
ON Semiconductor Applications Engineering
were used to obtain the data for the graphical section of the
NCP1650/D data sheet. Each graph has a schematic
associated with it and in some cases a description of the
procedure.
increments. For each value of I
various values from 0 to 3.8 volts. Record output P
March, 2002 – Rev.0
The following circuits are the test configurations that
Power up chip. Set I
Semiconductor Components Industries, LLC, 2002
0.5 mF
Figure 1. Power Multiplier Family of Curves
0–5 V
0.1 mF
47 k
Re: NCP1650/D data sheet, Figure 3
30 k
10 k
3
4
5
6
7
8
9
GND
AC Comp
Ref Filter
AC Input
FB/SD
Loop Comp
P
P
S–
comp
max
1
V
470 pF
15
between 0 and –200 mV in 50 mV
in
S–
C
T
14
set the ac input (pin 5) to
Output
I
2
V
avg fltr
Ramp
Comp
ref
I
avg
I
0.1 mF
S–
13
47 k
16
12
10
11
1 nF
15 k
0 to –5 V
300
max
1 mF
(pin 9).
14 V
10
1
0.05 mF
Figure 2. Reference Multiplier Family of Curves
0–5 V
0–5 V
1 k
Re: NCP1650/D data sheet, Figure 4
30 k
10 k
3
4
5
6
7
8
9
AC Comp
Ref Filter
AC Input
FB/SD
Loop Comp
P
P
GND
APPLICATION NOTE
comp
max
1
V
15
470 pF
in
http://onsemi.com
C
T
14
Output
2
I
V
avg fltr
Ramp
Comp
ref
Publication Order Number:
I
I
avg
0.1 mF
S–
47 k
13
16
12
10
11
1 mF
TND307/D
14 V

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