IP1525A SERIES
IP1527A SERIES
SEME
LAB
TOP VIEW
INV. INPUT
N. I. INPUT
SYNC
1
2
3
4
5
6
7
8
16 VREF
REGULATING
PULSE WIDTH
MODULATORS
VIN
15
14
13
12
OUTPUT B
VC
OSC. OUTPUT
CT
GROUND
FEATURES
• 8 to 35V operation
RT
11 OUTPUT A
DISCHARGE
SOFT START
10 SHUTDOWN
• 5.1V reference trimmed to ±1%
• 100Hz to 500kHz oscillator range
• Separate oscillator sync terminal
• Adjustable deadtime control
• Internal soft start
COMPENSATION
9
J Package – 16 Pin Ceramic DIP
N Package – 16 Pin Plastic DIP
D Package – 16 Pin Plastic (300) SOIC
• Input undervoltage lockout
• Latching PWM to prevent multiple pulses
• Dual source/sink output drivers
Order Information
Part
Number
J–Pack
16 Pin
N–Pack
16 Pin
D–16
16 Pin
Temp.
Range
Note:
To order, add the package identifier to the part number.
eg.
IP1525AJ
IP3527AD–16
IP1525A
IP1527A
IP3525A
IP3527A
✔
✔
✔
✔
-55 to +125°C
-55 to +125°C
0 to +70°C
✔
✔
✔
✔
0 to +70°C
ABSOLUTE MAXIMUM RATINGS (T
= 25°C unless otherwise stated)
case
+V
Input Voltage
+40V
+40V
IN
Collector Voltage
Logic Inputs
–0.3 to +5.5V
Analogue Inputs
–0.3 to +V
500mA
IN
Output Current, Source or Sink
Reference Output Load Current
Oscillator Charging Current
Power Dissipation
Internally Limited
5mA
P
P
T = 25°C
1W
D
D
J
A
Derate @ T > 50°C
10mW/°C
A
Power Dissipation
T = 25°C
2W
C
Derate @ T > 25°C
16mW/°C
C
T
T
T
Operating Junction Temperature
Storage Temperature Range
Lead Temperature
See Ordering Information
–65 to +150°C
+300°C
STG
L
(soldering, 10 seconds)
Prelim. 3/95
Semelab plc. Telephone (01455) 556565. Telex: 341927. Fax (01455) 552612.