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NE5560 Datasheet

  • NE5560

  • Switched-mode power supply control circuit

  • 16頁

  • PHILIPS

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Philips Semiconductors
Product specification
Switched-mode power supply control circuit
NE/SE5560
DESCRIPTION
The NE/SE5560 is a control circuit for use in switched-mode power
supplies. This single monolithic chip incorporates all the control and
housekeeping (protection) functions required in switched-mode
power supplies, including an internal temperature-compensated
reference source, internal Zener references, sawtooth generator,
pulse-width modulator, output stage and various protection circuits.
PIN CONFIGURATION
D, F, N Packages
V
CC
1
V
Z
2
16 FEEDFORWARD
15 OUTPUT (COLL)
14 OUTPUT (EMIT)
13 DEMAG: OVERVOLTAGE
12 GND
11 CURRENT LIMITING
10 REMOTE ON/OFF
9
EXTERNAL SYNC
FEEDBACK 3
GAIN 4
FEATURES
MODULATOR 5
DUTY CYCLE CONTROL 6
R
T
7
C
T
8
鈥?/div>
Stabilized power supply
鈥?/div>
Temperature-compensated reference source
鈥?/div>
Sawtooth generator
鈥?/div>
Pulse-width modulator
鈥?/div>
Remote on/off switching
鈥?/div>
Current limiting
鈥?/div>
Low supply voltage protection
鈥?/div>
Loop fault protection
鈥?/div>
Demagnetization/overvoltage protection
鈥?/div>
Maximum duty cycle clamp
鈥?/div>
Feed-forward control
鈥?/div>
External synchronization
ORDERING INFORMATION
DESCRIPTION
16-Pin Plastic Dual In-Line Package (DIP)
16-Pin Plastic Small Outline Large (SOL) Package
16-Pin Plastic Dual In-Line Package (DIP)
16-Pin Cerdip Dual In-Line Package (CERDIP)
SL00360
Figure 1. Pin Configuration
TEMPERATURE RANGE
0 to 70擄C
0擄C to 70擄C
-55擄C to 125擄C
-55擄C to 125擄C
ORDER CODE
NE5560N
NE5560D
SE5560N
SE5560F
DWG #
SOT38-4
SOT162-1
SOT38-4
0582B
ABSOLUTE MAXIMUM RATINGS
SYMBOL
Supply
1
V
CC
I
CC
I
OUT
Voltage-forced mode
Current-fed mode
Output transistor (at 20-30V max)
Output current
Collector voltage (Pin 15)
Max. emitter voltage (Pin 14)
T
A
Operating ambient temperature range
SE5560
NE5560
T
STG
Storage temperature range
NOTES:
1. Does not include current for timing resistors or capacitors.
-55 to +125
0 to 70
-65 to +150
擄C
擄C
擄C
40
V
CC
+1.4V
+5
mA
V
V
+18
30
V
mA
PARAMETER
RATING
UNIT
1994 Aug 31
1
853-0125 13721

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