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PDF IP2524B Data sheet ( Hoja de datos )

Número de pieza IP2524B
Descripción REGULATING PULSE WIDTH MODULATORS
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No Preview Available ! IP2524B Hoja de datos, Descripción, Manual

SEME
LAB
IP1524B SERIES
TOP VIEW
INV. INPUT 1
N. I. INPUT 2
OSC. OUTPUT 3
+C.L. SENSE 4
–C.L. SENSE 5
RT 6
CT 7
GROUND 8
16 VREF
15 VIN
14 EB
13 CB
12 CA
11 EA
10 SHUTDOWN
9 COMPENSATION
J Package – 16 Pin Ceramic DIP
N Package – 16 Pin Plastic DIP
D Package – 16 Pin Plastic (300) SOIC
REGULATING
PULSE WIDTH
MODULATORS
FEATURES
• Pin Compatible with IP1524 Series
• 7 to 40 volt operation
• 5 volt reference trimmed to ±1%
• Undervoltage lockout
• Excellent external sync capability
• Wide current limit common mode range
• +5 Volt error amplifier common mode
• PWM data latch
• Full double-pulse suppression logic
• 50ns shutdown function
• Dual 200mA, 60V output transistors
• Fully specified over temperature
Part
Number
IP1524B
IP2524B
IP3524B
J–Pack
16 Pin
N–Pack
16 Pin
D–16
16 Pin
Order Information
Temp.
Range
-55 to +125°C
-25 to +85°C
0 to +70°C
Note:
To order, add the package identifier to the part number.
eg. IP1524BJ
IP3524BD–16
ABSOLUTE MAXIMUM RATINGS (Tcase = 25°C unless otherwise stated)
+VIN
Input Voltage
Collector Voltage
+40V
+60V
Logic Inputs
–0.3 to +5.5V
Current Limit Sense Inputs
Oscillator Charging Current
–0.3 to +VIN
5mA
PD
PD
TJ
TSTG
TL
Power Dissipation
TA = 25°C
Derate @ TA > 50°C
Power Dissipation
TC = 25°C
Derate @ TC > 25°C
Operating Junction Temperature
Storage Temperature Range
Lead Temperature
(soldering, 10 seconds)
1W
10mW/°C
2W
16mW/°C
See Ordering Information
–65 to +150°C
+300°C
Semelab plc. Telephone (01455) 556565. Telex: 341927. Fax (01455) 552612.
Prelim. 3/95

1 page




IP2524B pdf
SEME
LAB
IP1524B SERIES
APPLICATIONS INFORMATION
Current Sensing in the Ground Line
+VOUT
Current Sensing in the Output Line
RAW
SUPPLY
RSENSE
+VOUT
RAW
SUPPLY
RETURN
–C.L.
5
+C.L.
4
GND
8
100
RSENSE
RETURN
12
CA
13
CB
4
+C.L.
5
–C.L.
RETURN
Sensing Primary Current
with an Emitter Resistor
EB 14
EA 11
+C.L. 4
–C.L. 5
RSENSE
Driving Power MOSFETs
+15V
12
D1
11
Q1
1.6k
TO
LOAD
Oscillator Sync to an External Clock
16
TTL 3
1N914
3.2k
16
CMOS
2N2369 3
3.2k
A. TTL Logic
B. 5 Volt CMOS Logic
Driving Power Bipolar Transistors
1.6k
12
0.01µF
11
Q1
4.7k
TO
LOAD
Q2
Semelab plc. Telephone (01455) 556565. Telex: 341927. Fax (01455) 552612.
Prelim. 3/95

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