ip3526 ETC-unknow, ip3526 Datasheet

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ip3526

Manufacturer Part Number
ip3526
Description
Regulating Pulse Width Modulator
Manufacturer
ETC-unknow
Datasheet

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ABSOLUTE MAXIMUM RATINGS
+V
P
P
T
T
T
Semelab plc.
Semelab plc.
Part
Number
IP1526
IP3526
Note:
To order, add the package identifier to the part number.
eg.
J
STG
L
D
D
IN
–CURRENT SENSE
+CURRENT SENSE
COMPENSATION
DW Package – 18 Pin Plastic (300) SOIC
IP1526J
IP3526DW–18
N Package – 18 Pin Plastic DIP
J Package – 18 Pin Ceramic DIP
SHUTDOWN
C
+ERROR
SOFTSTART
–ERROR
RESET
R
J–Pack
18 Pin
Input Voltage
Collector Supply Voltage
Logic Inputs
Analogue Inputs
Source / Sink Load Current
Reference Load Current
Logic Sink Current
Power Dissipation
Power Dissipation
Operating Junction Temperature
Storage Temperature Range
Lead Temperature
TIMING
Telephone +44(0)1455 556565. Fax +44(0)1455 552612.
Telephone +44(0)1455 556565. Fax +44(0)1455 552612.
E-mail:
E-mail:
Order Information
1
2
3
4
5
6
7
8
9
TOP VIEW
sales@semelab.co.uk
sales@semelab.co.uk
N–Pack
18 Pin
18
17
16
15
14
13
12
11
10
R
C
V
+V
OUTPUT B
GROUND
+V
OUTPUT A
SYNC
18 Pin
REF
DEADTIME
TIMING
D–18
IN
COLLECTOR
T
Derate @ T
T
Derate @ T
(soldering, 10 seconds)
Website:
Website:
-55 to +125°C
(T
A
C
0 to +70°C
= 25°C
= 25°C
case
Range
Temp.
http://www.semelab.co.uk
http://www.semelab.co.uk
= 25°C unless otherwise stated)
A
C
> 50°C
> 25°C
FEATURES
• 8 to 35V operation
• 5V reference trimmed to ±1%
• 1Hz to 400kHz oscillator range
• Dual 100mA source/sink outputs
• Digital current limiting
• Double pulse suppression
• Programmable deadtime
• 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
PULSE WIDTH
REGULATING
MODULATOR
See Ordering Information
IP1526 SERIES
Internally Limited
–65 to +150°C
–0.3 to +5.5V
–0.3 to +V
10mW/°C
24mW/°C
+300°C
200mA
15mA
+40V
+40V
1W
3W
IN
4/99

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ip3526 Summary of contents

Page 1

... J–Pack N–Pack Number 18 Pin 18 Pin IP1526 IP3526 Note: To order, add the package identifier to the part number. eg. IP1526J IP3526DW–18 ABSOLUTE MAXIMUM RATINGS +V Input Voltage IN Collector Supply Voltage Logic Inputs Analogue Inputs Source / Sink Load Current Reference Load Current Logic Sink Current ...

Page 2

... DESCRIPTION The IP1526 and IP3526 high performance monolithic pulse width modulator circuits are designed for fixed-frequency switching regulators and other power control applications. Included 8-pin dual-in-line package are a temperature compensated voltage reference, sawtooth oscillator, error amplifier, pulse width modulator, pulse metering and steering logic, and two low impedance power drivers ...

Page 3

... Supply Voltage Rejection V = 12V to 18V IN 1. Test Conditions unless otherwise stated 15V –55 to +125°C for IP1526 +70°C for IP3526 J Semelab plc. Telephone +44(0)1455 556565. Fax +44(0)1455 552612. E-mail: sales@semelab.co. Over Operating Temperature Range unless otherwise stated 0 ...

Page 4

... IN Standby Current SHUTDOWN = 0.4V 1. Test Conditions unless otherwise stated 15V –55 to +125°C for IP1526 +70°C for IP3526 J 2. Oscillator / PWM Section Test Conditions 40kHz OSC (R = 4.12k , C = 0.01 F ±1 Semelab plc. Telephone +44(0)1455 556565. Fax +44(0)1455 552612. E-mail: sales@semelab ...

Page 5

Push–Pull Configuration +V SUPPLY IP1526 B GND 16 15 RETURN Semelab plc. Telephone +44(0)1455 556565. Fax +44(0)1455 552612. E-mail: sales@semelab.co.uk APPLICATIONS INFORMATION Driving N–Channel Power MOSFETs +15V ...

Page 6

TYPICAL PERFORMANCE CHARACTERISTICS Soft Start Time vs C Semelab plc. Telephone +44(0)1455 556565. Fax +44(0)1455 552612. E-mail: sales@semelab.co.uk Output Driver Saturation Voltage S Output Driver Deadtime vs R Oscillator Period vs R Website: http://www.semelab.co.uk IP1526 SERIES Value D and C ...

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