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CS3865CGN16

Description
Dual Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDIP16, 0.300 INCH, PLASTIC, DIP-16
CategoryPower/power management    The power supply circuit   
File Size170KB,8 Pages
ManufacturerCHERRY
Websitehttp://www.cherry-semi.com
Download Datasheet Parametric Compare View All

CS3865CGN16 Overview

Dual Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDIP16, 0.300 INCH, PLASTIC, DIP-16

CS3865CGN16 Parametric

Parameter NameAttribute value
Is it Rohs certified?incompatible
package instruction0.300 INCH, PLASTIC, DIP-16
Reach Compliance Codeunknown
Analog Integrated Circuits - Other TypesDUAL SWITCHING CONTROLLER
control modeCURRENT-MODE
Control TechnologyPULSE WIDTH MODULATION
Maximum input voltage15 V
Minimum input voltage11 V
Nominal input voltage15 V
JESD-30 codeR-PDIP-T16
JESD-609 codee0
Number of functions1
Number of terminals16
Maximum operating temperature70 °C
Minimum operating temperature
Maximum output current1 A
Package body materialPLASTIC/EPOXY
encapsulated codeDIP
Encapsulate equivalent codeDIP16,.3
Package shapeRECTANGULAR
Package formIN-LINE
Certification statusNot Qualified
surface mountNO
Switch configurationBUCK
Maximum switching frequency500 kHz
technologyBIPOLAR
Temperature levelCOMMERCIAL
Terminal surfaceTin/Lead (Sn/Pb)
Terminal formTHROUGH-HOLE
Terminal pitch2.54 mm
Terminal locationDUAL
Base Number Matches1
CS3865C
CS3865C
High Performance Dual Channel
Current Mode Controller with ENABLE
Description
The CS3865C is a high perfor-
mance, fixed frequency, dual cur-
rent mode controller. It is used in
Off-Line and DC to DC converter
applications and require a mini-
mum number of external compo-
nents. This integrated circuit fea-
tures a unique oscillator for precise
duty cycle limit and frequency con-
trol, a temperature compensated
reference, two high gain error
amplifiers, two current sensing
comparators, and two high current
totem pole outputs ideally suited
for driving power MOSFETs. One
of the outputs V
OUT2
is switchable
via the ENABLE
2
pin.
Also included are protective fea-
tures consisting of input and refer-
ence undervoltage lockouts each
with hysteresis, cycle-by-cycle cur-
rent limiting, and a latch for single
pulse metering of each output.
The CS3865C has a 14V start volt-
age and is pin compatible with the
MC34065H.
Features
s
Oscillator has Precise
Duty Cycle
Limit and Frequency
Control
s
500kHz Current Mode
Operation
s
Automatic Feed Forward
Compensation
s
Separate Latching PWMs
for Cycle-By-Cycle
Current Limiting
s
Internally Trimmed
Reference with
Undervoltage Lockout
s
Switchable Second
Output
s
Two High Current Totem
Pole Outputs
s
Input Undervoltage
Lockout with Hysteresis
s
Low Start-Up and
Operating Current
Block Diagram
V
CC
V
REF
5.0V Ref
V
CC
Undervoltage
Lockout
V
REF
Undervoltage
Lockout
SYNC
C
T
R
T
Latching
PWM 1
Oscillator
V
OUT
1
Package Options
Sense
1
+
V
FB1
16L PDIP & SO Wide
SYNC
1
C
T
2
R
T
3
16
15
14
13
12
11
10
9
-
Error
Amp 1
COMP
1
ENABLE
2
Latching
PWM 2
V
OUT2
V
CC
V
REF
ENABLE
2
V
FB2
COMP
2
Sense
2
V
OUT2
Pwr Gnd
V
FB1
4
V
FB2
+
-
Error
Amp 2
COMP
2
Sense
2
COMP
1
5
Sense
1
6
V
OUT1
7
Gnd
8
Gnd
Pwr Gnd
Cherry Semiconductor Corporation
2000 South County Trail, East Greenwich, RI 02818
Tel: (401)885-3600 Fax: (401)885-5786
Email: info@cherry-semi.com
Web Site: www.cherry-semi.com
Rev. 12/16/96
1
A
®
Company

CS3865CGN16 Related Products

CS3865CGN16 CS3865CGDWR16
Description Dual Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDIP16, 0.300 INCH, PLASTIC, DIP-16 Dual Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDSO16, 0.300 INCH, SO-16
Is it Rohs certified? incompatible incompatible
package instruction 0.300 INCH, PLASTIC, DIP-16 0.300 INCH, SO-16
Reach Compliance Code unknown unknown
Analog Integrated Circuits - Other Types DUAL SWITCHING CONTROLLER DUAL SWITCHING CONTROLLER
control mode CURRENT-MODE CURRENT-MODE
Control Technology PULSE WIDTH MODULATION PULSE WIDTH MODULATION
Maximum input voltage 15 V 15 V
Minimum input voltage 11 V 11 V
Nominal input voltage 15 V 15 V
JESD-30 code R-PDIP-T16 R-PDSO-G16
JESD-609 code e0 e0
Number of functions 1 1
Number of terminals 16 16
Maximum operating temperature 70 °C 70 °C
Maximum output current 1 A 1 A
Package body material PLASTIC/EPOXY PLASTIC/EPOXY
encapsulated code DIP SOP
Encapsulate equivalent code DIP16,.3 SOP16,.4
Package shape RECTANGULAR RECTANGULAR
Package form IN-LINE SMALL OUTLINE
Certification status Not Qualified Not Qualified
surface mount NO YES
Switch configuration BUCK BUCK
Maximum switching frequency 500 kHz 500 kHz
technology BIPOLAR BIPOLAR
Temperature level COMMERCIAL COMMERCIAL
Terminal surface Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb)
Terminal form THROUGH-HOLE GULL WING
Terminal pitch 2.54 mm 1.27 mm
Terminal location DUAL DUAL
Base Number Matches 1 1
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