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