ne5560d NXP Semiconductors, ne5560d Datasheet - Page 6

• Manufacturer Part Number: ne5560d
• Description: Switched-mode Power Supply Control Circuit
• Manufacturer: NXP Semiconductors

Philips Semiconductors
TYPICAL PERFORMANCE CHARACTERISTICS
1994 Aug 31
Switched-mode power supply control circuit
100
90
80
70
60
50
40
30
20
10
V
O
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
1.0
/V
50
24
7
6
5
4
3
2
1
REF
Graph for Determining
–60 C
MAX (%)
Power Derating Curve
V
REF
R
(%)
10
S
(3.72V)
R
1
4
3
20
OPERATING CURVE
25 C
Regulation vs Error
–
+
Amp Closed Gain
30
T
A
70 C
40
SE
125 C
MAX
50
NE
60
R
R
1
2
Figure 4. Typical Performance Characteristics
R 1
70
R 2
mA
20
10
R 2
12
80
0
2
6
0
DUTY
CYCLE
CONTROL
90
R
R
R
R
R
R
Supply Characteristics
S
S
S
Voltage-/Current-Fed
f
f
f
(Continued)
10
20
100
500
NE5560
80
70
60
50
40
30
20
10
6
V
CC
10
MAX
MAX
MAX
3
(%)
20
50%
100
70%
30%
90
80
70
60
50
40
30
20
10
0
MAX
(%)
Soft-Start Min. Duty Cycle vs R
2
Modular Duty Cycle vs Input Voltage
90%
30
Transfer Curve of Pulse-Width
1
3
V
4
2
5
Current-Fed Dropping Resistor
6 7 8 9
3
1
GND
VS
12
V
R
10
CC
VCC
4
4
1
+ R
NE/SE5560
R
SEE DC ELECTRICAL
CHARACTERISTICS
FOR CURRENT FED
V
5
VCC
CC
2
Product specification
2
RANGE
6
V
(10 20mA)
S
V
R
4,5,6 (V)
1
SL00363
( )
V
+ R
CC
2