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IP1526A Datasheet, PDF (1/6 Pages) Seme LAB – ADVANCED REGULATING PULSE WIDTH MODULATOR
SEME
LAB
TOP VIEW
+ERROR 1
–ERROR 2
COMPENSATION 3
18 VREF
17 +VIN
16 OUTPUT B
CSOFTSTART 4
RESET 5
–CURRENT SENSE 6
15 GROUND
14 +VCOLLECTOR
13 OUTPUT A
+CURRENT SENSE 7
12 SYNC
SHUTDOWN 8
11 R DEADTIME
R TIMING 9
10 C TIMING
J Package – 18 Pin Ceramic DIP
N Package – 18 Pin Plastic DIP
D Package – 18 Pin Plastic (300) SOIC
Order Information
Part
Number
J–Pack N–Pack D–18
18 Pin 18 Pin 18 Pin
Temp.
Range
IP1526A
IP3526A
-55 to +125°C
0 to +70°C
Note:
To order, add the package identifier to the part number.
eg. IP1526AJ
IP3526AD–18
IP1526A SERIES
ADVANCED
REGULATING
PULSE WIDTH
MODULATOR
FEATURES
• Low drain current
• 8 to 35V operation
• High performance 5V ±1% reference
• Low t.c. 1Hz to 400kHz oscillator range
• Dual 100mA source/sink outputs
• Digital current limiting
• Double pulse suppression
• Programmable deadtime
• Accurate current limit sense voltage
• Undervoltage lockout
• Single Pulse metering
• Programmable soft start
• Wide current limit common mode range
• TTL/CMOS compatible logic ports
• Symmetry correction capability
• Guaranteed 6 unit synchronisation
ABSOLUTE MAXIMUM RATINGS (Tcase = 25°C unless otherwise stated)
+VIN
Input Voltage
Collector Supply Voltage
+40V
+40V
Logic Inputs
–0.3 to +5.5V
Analogue Inputs
Source / Sink Load Current
(Each output, continuous)
–0.3 to +VIN
200mA
Reference Load Current
Internally Limited
Logic Sink Current
15mA
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
3W
24mW/°C
See Ordering Information
–65 to +150°C
+300°C
Semelab plc. Telephone (01455) 556565. Telex: 341927. Fax (01455) 552612.
Prelim. 6/95