Electronic Components Datasheet Search
  English  ▼

Delete All
ON OFF
ALLDATASHEET.COM

X  

Preview PDF Download HTML

KA3846 Datasheet(PDF) 3 Page - Fairchild Semiconductor

Part No. KA3846
Description  SMPS Controller
Download  10 Pages
Scroll/Zoom Zoom In 100% Zoom Out
Maker  FAIRCHILD [Fairchild Semiconductor]
Homepage  http://www.fairchildsemi.com
Logo FAIRCHILD - Fairchild Semiconductor

KA3846 Datasheet(HTML) 3 Page - Fairchild Semiconductor

  KA3846 Datasheet HTML 1Page - Fairchild Semiconductor KA3846 Datasheet HTML 2Page - Fairchild Semiconductor KA3846 Datasheet HTML 3Page - Fairchild Semiconductor KA3846 Datasheet HTML 4Page - Fairchild Semiconductor KA3846 Datasheet HTML 5Page - Fairchild Semiconductor KA3846 Datasheet HTML 6Page - Fairchild Semiconductor KA3846 Datasheet HTML 7Page - Fairchild Semiconductor KA3846 Datasheet HTML 8Page - Fairchild Semiconductor KA3846 Datasheet HTML 9Page - Fairchild Semiconductor Next Button
Zoom Inzoom in Zoom Outzoom out
 3 / 10 page
background image
KA3846
3
Electrical Characteristics
(VCC= 15V,TA=0°C to +70°C, unless otherwise specified)
Parameter
Symbol
Conditions
Min.
Typ.
Max.
Unit
OSCILLATOR SECTION (Note 2)
Initial Accuracy
ACCUR
TJ = 25
°C39
43
47
KHz
Frequency Change with Voltage
∆f/∆VCC
VCC = 8 to 40V
-
1
2
%
Frequency Change with
Temperature (Note 6)
∆f/∆T
-
-
1
-
%
Sync Output High Level
VOH(SYNC)
-
3.9
4.35
-
V
Sync Output Low Level
VOL(SYNC)
-
-2.3
2.5
V
Sync Input High Level
VIH(SYNC)
V8 = 0V
3.9
-
-
V
Sync Input Low Level
VIL(SYNC)
V8 = 0V
-
-
2.5
V
Sync Input Current
II(SYNC)
Sync Voltage = 3.9V, V8 = 0V
-
1.3
1.5
mA
ERROR AMPLIFIER SECTION
Input Offset Voltage
VIO
-
-0.5
5
mV
Input Bias Current
IBIAS
-
--0.6
-1
uA
Input Offset Current
IIO
-
-
40
250
uA
Common-Mode Range
VCM
VCC = 8 to 40V
0
-
VCC2V
Open Loop Voltage Gain
GVO
VO = 1.2 to 3V, VCM = 2V
80
105
-
dB
Unity Gain Bandwidth(Note 6)
BW
TJ = 25
°C0.7
1.0
-
MHz
Common Mode Rejection Ratio
CMRR
VCM = 0 to 38V, VCC = 40V
75
100
-
dB
Power Supply Rejection Ratio
PSRR
VCC = 8 to 40V
80
105
-
dB
Output Sink Current
ISINK
VIO = -15mV to 5V, V7 = 2.5V
2
6
-
mA
Output Source Current
ISOURCE
RL = 15K
-0.4
-0.5
-
mA
High Output Voltage
VOH
RL = 15K
4.3
4.6
-
V
Low Output Voltage
VOL
-
-0.7
1
V
CURRENT SENSE AMPLIFIER SECTION
Amplifier Gain (Note 1, 3)
GV
V3 = 0V, Pin 1 open
2.5
2.75
3.0
V
Maximum Differential Input
Signal (V4 - V3) (Note 1)
VI(DIFF,MAX)
RL = 15K
Ω, Pin 1 open
1.1
1.2
-
V
Input Offset Voltage (Note 1)
VIO
V1 = 0.5V, Pin 1 open
-
5
25
mV
Common Mode Rejection Ratio
CMRR
VCM = 1 to 12V
60
83
-
dB
Power Supply Rejection Ratio
PSRR
VCC = 8 to 40V
60
84
-
dB
Input Bias Current (Note 1)
IBIAS
V1 = 0.5V, Pin 7 open
-
-2.5
-10
uA
Input Offset Current (Note 1)
IIO
V1 = 0.5V, Pin 7 open
-
0.08
1
uA
Delay to Outputs (Note 6)
tD
TJ = 25
°C
-
200
500
ns


Html Pages

1  2  3  4  5  6  7  8  9  10 


Datasheet Download

Go To PDF Page

Related Electronics Part Number

Part NumberComponents DescriptionHtml ViewManufacturer
KA3882SMPS CONTROLLER 1 2 3 4 5 Fairchild Semiconductor
KA7500BSMPS Controller 1 2 3 4 5 MoreFairchild Semiconductor
ICE2A0565Off-Line SMPS Current Mode Controller with integrated 650V/ 800V CoolMOS 1 2 3 4 5 MoreInfineon Technologies AG
KA7500CSMPS Controller 1 2 3 4 5 MoreFairchild Semiconductor
ICE3A0365Off-Line SMPS Current Mode Controller with integrated 650V Startup Cell/CoolMOS 1 2 3 4 5 MoreInfineon Technologies AG
KA7515SMPS Controller 1 2 3 4 5 MoreFairchild Semiconductor
TL494SMPS Controller 1 2 3 4 5 MoreFairchild Semiconductor
UC3525ASMPS Controller 1 2 3 4 5 MoreFairchild Semiconductor
UC3842SMPS Controller 1 2 3 4 5 MoreFairchild Semiconductor

Link URL




Privacy Policy
ALLDATASHEET.COM
Does ALLDATASHEET help your business so far?  [ DONATE ]  

About Alldatasheet   |   Advertisement   |   Datasheet Upload   |   Contact us   |   Privacy Policy   |   Alldatasheet API   |   Link Exchange   |   Manufacturer List
All Rights Reserved© Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn