EEWORLDEEWORLDEEWORLD

Part Number

Search

TL494CN

Description
0.25 A SWITCHING CONTROLLER, 300 kHz SWITCHING FREQ-MAX, PDIP16
CategoryPower/power management    The power supply circuit   
File Size133KB,12 Pages
ManufacturerMotorola ( NXP )
Websitehttps://www.nxp.com
Related ProductsFound20parts with similar functions to TL494CN
Download Datasheet Parametric Compare View All

TL494CN Online Shopping

Suppliers Part Number Price MOQ In stock  
TL494CN - - View Buy Now

TL494CN Overview

0.25 A SWITCHING CONTROLLER, 300 kHz SWITCHING FREQ-MAX, PDIP16

TL494CN Parametric

Parameter NameAttribute value
Is it Rohs certified?incompatible
MakerMotorola ( NXP )
package instructionDIP, DIP16,.3
Reach Compliance Codeunknow
ECCN codeEAR99
Analog Integrated Circuits - Other TypesSWITCHING CONTROLLER
control modeVOLTAGE-MODE
Control TechnologyPULSE WIDTH MODULATION
Maximum input voltage40 V
Minimum input voltage7 V
Nominal input voltage15 V
JESD-30 codeR-PDIP-T16
JESD-609 codee0
length19.175 mm
Number of functions1
Number of terminals16
Maximum operating temperature70 °C
Minimum operating temperature
Maximum output current0.5 A
Package body materialPLASTIC/EPOXY
encapsulated codeDIP
Encapsulate equivalent codeDIP16,.3
Package shapeRECTANGULAR
Package formIN-LINE
Certification statusNot Qualified
Maximum seat height4.44 mm
Maximum supply current (Isup)15 mA
surface mountNO
Switch configurationPUSH-PULL
Maximum switching frequency200 kHz
technologyBIPOLAR
Temperature levelCOMMERCIAL
Terminal surfaceTin/Lead (Sn/Pb)
Terminal formTHROUGH-HOLE
Terminal pitch2.54 mm
Terminal locationDUAL
width7.62 mm
Order this document by TL494/D
TL494
SWITCHMODE
Pulse Width
Modulation Control Circuit
The TL494 is a fixed frequency, pulse width modulation control circuit
designed primarily for SWITCHMODE power supply control.
SWITCHMODE
PULSE WIDTH MODULATION
CONTROL CIRCUIT
SEMICONDUCTOR
TECHNICAL DATA
Complete Pulse Width Modulation Control Circuitry
On–Chip Oscillator with Master or Slave Operation
On–Chip Error Amplifiers
On–Chip 5.0 V Reference
Adjustable Deadtime Control
Uncommitted Output Transistors Rated to 500 mA Source or Sink
Output Control for Push–Pull or Single–Ended Operation
Undervoltage Lockout
D SUFFIX
PLASTIC PACKAGE
CASE 751B
(SO–16)
N SUFFIX
PLASTIC PACKAGE
CASE 648
PIN CONNECTIONS
Noninv
Input 1
Inv
Input 2
Noninv
16 Input
Inv
15 Input
14 Vref
Output
13 Control
12 VCC
Oscillator
MAXIMUM RATINGS
(Full operating ambient temperature range applies,
unless otherwise noted.)
Rating
Power Supply Voltage
Collector Output Voltage
Collector Output Current
(Each transistor) (Note 1)
Amplifier Input Voltage Range
Power Dissipation @ TA
45°C
Thermal Resistance,
Junction–to–Ambient
Operating Junction Temperature
Storage Temperature Range
Operating Ambient Temperature Range
TL494C
TL494I
Derating Ambient Temperature
NOTE:
+
Error 1
Amp
+
2 Error
Amp
VCC
5.0 V
REF
Symbol
VCC
VC1,
VC2
IC1, IC2
VIR
PD
R
θJA
TJ
Tstg
TA
TL494C
42
42
500
TL494I
Unit
V
V
mA
V
mW
°C/W
°C
°C
°C
Compen/PWN
Comp Input 3
Deadtime
Control 4
CT 5
RT 6
0.1 V
11 C2
Q2
Ground 7
10 E2
Q1
–0.3 to +42
1000
80
125
–55 to +125
0 to +70
– 25 to +85
C1 8
9 E1
(Top View)
ORDERING INFORMATION
Device
Operating
Temperature Range
TA = 0° to +70°C
TA = – 25° to +85°C
Package
SO–16
Plastic
Plastic
Rev 1
TA
45
°C
TL494CD
TL494CN
TL494IN
1. Maximum thermal limits must be observed.
©
Motorola, Inc. 1996
MOTOROLA ANALOG IC DEVICE DATA
1

TL494CN Related Products

TL494CN TL494IN TL494CD TL494
Description 0.25 A SWITCHING CONTROLLER, 300 kHz SWITCHING FREQ-MAX, PDIP16 0.25 A SWITCHING CONTROLLER, 300 kHz SWITCHING FREQ-MAX, PDIP16 DUAL SWITCHING CONTROLLER 0.25 A SWITCHING CONTROLLER, 300 kHz SWITCHING FREQ-MAX, PDIP16
control mode VOLTAGE-MODE VOLTAGE-MODE VOLTAGE-MODE Voltage
Control Technology PULSE WIDTH MODULATION PULSE WIDTH MODULATION PULSE WIDTH MODULATION Pulse width MODULATION
Number of functions 1 1 1 1
Number of terminals 16 16 16 16
Maximum operating temperature 70 °C 85 °C 70 °C 85 Cel
Maximum output current 0.5 A 0.5 A 0.5 A 0.2500 A
Switch configuration PUSH-PULL PUSH-PULL PUSH-PULL push-pull
Maximum switching frequency 200 kHz 200 kHz 200 kHz 300 kHz
Temperature level COMMERCIAL OTHER COMMERCIAL INDUSTRIAL
Terminal form THROUGH-HOLE THROUGH-HOLE GULL WING THROUGH-hole
Terminal location DUAL DUAL DUAL pair
Maker Motorola ( NXP ) Motorola ( NXP ) Motorola ( NXP ) -
package instruction DIP, DIP16,.3 DIP, DIP16,.3 SOP, SOP16,.25 -
Reach Compliance Code unknow unknow unknow -
ECCN code EAR99 EAR99 EAR99 -
Analog Integrated Circuits - Other Types SWITCHING CONTROLLER SWITCHING CONTROLLER SWITCHING CONTROLLER -
Maximum input voltage 40 V 40 V 40 V -
Minimum input voltage 7 V 7 V 7 V -
Nominal input voltage 15 V 15 V 15 V -
JESD-30 code R-PDIP-T16 R-PDIP-T16 R-PDSO-G16 -
JESD-609 code e0 e0 e0 -
length 19.175 mm 19.175 mm 9.9 mm -
Package body material PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY -
encapsulated code DIP DIP SOP -
Encapsulate equivalent code DIP16,.3 DIP16,.3 SOP16,.25 -
Package shape RECTANGULAR RECTANGULAR RECTANGULAR -
Package form IN-LINE IN-LINE SMALL OUTLINE -
Certification status Not Qualified Not Qualified Not Qualified -
Maximum seat height 4.44 mm 4.44 mm 1.75 mm -
Maximum supply current (Isup) 15 mA 15 mA 15 mA -
surface mount NO NO YES -
technology BIPOLAR BIPOLAR BIPOLAR -
Terminal surface Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) -
Terminal pitch 2.54 mm 2.54 mm 1.27 mm -
width 7.62 mm 7.62 mm 3.9 mm -

TL494CN Similar Products

Part Number Manufacturer Description
TL494IN Texas Instruments(德州仪器) 宽工作温度范围,-40℃-85℃工作范围,工业级
TL494ING ON Semiconductor(安森美) Switching Controllers 40kHz 200mA PWM w/48% Duty Cycle Max
TL494CN Motorola ( NXP ) 0.25 A SWITCHING CONTROLLER, 300 kHz SWITCHING FREQ-MAX, PDIP16
MB3759P FUJITSU(富士通) SWITCHING CONTROLLER
LM78S40N/NOPB Texas Instruments(德州仪器) Conv DC-DC 2.5V to 40V Step Down Single-Out 1.25V to 40V 1.5A 16-Pin PDIP Tube
LM78S40CN/NOPB National Semiconductor(TI ) IC 1.5 A SWITCHING REGULATOR, 100 kHz SWITCHING FREQ-MAX, PDIP16, PLASTIC, DIP-16, Switching Regulator or Controller
LM78S40N National Semiconductor(TI ) 1.5 A SWITCHING REGULATOR, 100 kHz SWITCHING FREQ-MAX, PDIP16
LM78S40CN National Semiconductor(TI ) 1.5 A SWITCHING REGULATOR, 100 kHz SWITCHING FREQ-MAX, PDIP16
ISL6406CB Rochester Electronics SWITCHING CONTROLLER, 770 kHz SWITCHING FREQ-MAX, PDSO16, PLASTIC, MS-012-AC, SOIC-16
HIP6008CB-T Rochester Electronics SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PDSO16, PACKAGE-16
CS5157HGD16G Rochester Electronics 1.5 A SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PDSO16, LEAD FREE, SOIC-16
CS5157HGDR16G Rochester Electronics 1.5 A SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PDSO16, LEAD FREE, SOIC-16
MB3759-PF Cypress(赛普拉斯) Switching Controller,
CS5156HGD16 ON Semiconductor(安森美) 1.5A SWITCHING CONTROLLER, 1000kHz SWITCHING FREQ-MAX, PDSO16, SOIC-16
ISL6406CB-T Renesas(瑞萨电子) SWITCHING CONTROLLER, 770kHz SWITCHING FREQ-MAX, PDSO16, PLASTIC, MS-012-AC, SOIC-16
ISL6406IB Renesas(瑞萨电子) SWITCHING CONTROLLER, 770kHz SWITCHING FREQ-MAX, PDSO16, PLASTIC, MS-012-AC, SOIC-16
HIP6302VCB-T Renesas(瑞萨电子) SWITCHING CONTROLLER, 1500kHz SWITCHING FREQ-MAX, PDSO16, PLASTIC, MS-012AC, SOIC-16
CS-5157DR16 CHERRY Switching Controller, Voltage-mode, 1.5A, PDSO16, 0.150 INCH, SO-16
UC494AJ Texas Instruments(德州仪器) Advanced Regulating Pulse Width Modulators 16-CDIP
UPC494C NEC(日电) Switching Controller, Current/voltage-mode, 0.25A, 300kHz Switching Freq-Max, BIPolar, PDIP16, 0.300 INCH, PLASTIC, DIP-16
Is there an API to disable interrupts in CE? I see that many drivers only operate SFR to disable interrupt signals from entering the CE system, but sometimes this does not turn off interrupts.
Is there an API to disable interrupts in CE? I see that many drivers only operate SFR to disable interrupt signals from entering the CE system, but sometimes this does not turn off interrupts....
gaoli.85 Embedded System
Constant power detection laser controller
Perform PID control on the output power of the semiconductor laser to keep it stable within a certain range, so that it can be applied in the fields of fiber optic sensing and measurement. At present,...
whywhy89713 Renesas Electronics MCUs
How to Solder Field Effect Transistors and CMOS Integrated Circuits
When welding insulated gate (or double gate) field effect transistors and CMOS integrated blocks, due to their high input impedance and small inter-electrode capacitance, a small amount of static char...
fighting Analog electronics
Roar
Artgoin is a paradise for art and a treasure house for art. People who love art should go there to have a look. You may find a rare treasure there....
dltskp Embedded System
Question: What is the difference between k9k8G08 U0A and K9K8G08 U0M?
As the title says, what is the difference between U0A and U0M? Why is it that my program can be downloaded fine with U0M, but there is a verification error when downloading with U0A?...
vvsanny Embedded System
pocket pc2003 mobile soft keyboard
How to move the soft keyboard in pocket pc2003? Modify the properties in SIPINFO si; Use SHSipInfo(); to display the keyboard. The keyboard is always at the bottom of the screen and has not changed....
mcuer Embedded System

EEWorld
subscription
account

EEWorld
service
account

Automotive
development
circle

Robot
development
community

Index Files: 729  1272  2720  1994  374  15  26  55  41  8 
Datasheet   0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Room 1530, 15th Floor, Building B, No. 18 Zhongguancun Street, Haidian District, Beijing Telephone: (010) 82350740 Postal Code: 100190
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved 京ICP证060456号 京ICP备10001474号-1 电信业务审批[2006]字第258号函 京公网安备 11010802033920号