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KA7522 の電気的特性と機能

KA7522のメーカーはFairchild Semiconductorです、この部品の機能は「DIMMING BALLAST CONTROL IC」です。


製品の詳細 ( Datasheet PDF )

部品番号 KA7522
部品説明 DIMMING BALLAST CONTROL IC
メーカ Fairchild Semiconductor
ロゴ Fairchild Semiconductor ロゴ 




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KA7522 Datasheet, KA7522 PDF,ピン配置, 機能
KA7522/D
DIMMING BALLAST CONTROL IC
BALLAST CONTROL IC
The KA7522 is a electronic ballast controller for fluorescent inverter syst-
ems. It contains whole function in KA7521, current feed back and prehea-
ting time controlled by temperature sensing.
FEATURES
3-step soft start
Input voltage limit & Brown out
Non Lamp detect, & Lamp reset
ZVS Guard control
Current feedback control
Preheating time controlled by temperature sensing
22 DIP
20 SOP
BLOCK DIAGRAM
Tsns
17
Rhys
18
ORDERING INFORMATION
Device
KA7522
KA7522D
Package
22 SDIP
20 SOP
Operating Temperature
Î-25 ~ + 100
Î-25 ~ + 100
Vds
Vgs
16 15
VCC
20
BROW N
OUT
OVER
TEMPERATUR E
IN P U T
V LIM IT
ZVS GUARD
CONTRO L
10
3 STEP
8 LOW - SOFT
TEMPER
START
7
SAW TOO TH
GENERA-
TOR
+
-
U V L O & 5 V V re f
1 4 V re f
2
D -F/F
2
OUTPUT
STAGE
2 OUT2
19 OUT1
D C -F E ED
12 FORW AR D
DELAY TIMER
D IM M IN G
BOX
CURREN T
FEEDBACK
M U LT IP LIE R
LAMP
DETECT
NON
LAMP
OVER-
CURREN T
4 Vsns
LAMP RESET
9
ñ
5
V lm 1
6
V lm 2
11
Vmo
13
V fb
©1999 Fairchild Semiconductor Corporation
Rev. B

1 Page





KA7522 pdf, ピン配列
KA7522/D
DIMMING BALLAST CONTROL IC
ÎELECTRICAL CHARACTERISTICS
(VCC = 12V, TA = 25 , unless otherwise specified)
Characteristic
Dimming Control Section
Dimming Current
Option Comparator
Option Comparator Voltage
Option Section
Rising time
Falling time
High Voltage
Low Voltage
Over Temperature Protection
High Temperature Voltage
Reset Temperature Voltage
Hysteresis Max Current
Input Voltage Limit
High Limit Voltage
High Limit Hysteresis
Low Limit Voltage
Low Limit Hysteresis
Lamp Detection
Lamp1 Detect Voltage
Lamp2 Detect Voltage
Temperature Sense
Negative Preheating Current
Multiplier Section
Multiplier Gain (NOTE)
Multiplier Input 1 Current
Multiplier Input 2 Current
Symbol
IDIM
Test Conditions
`RD = 120K
VOPT
TR No Load, VCC = 10V
TF No Load, VCC = 10V
VOH IO = 30mA, VCC = 10V
VOI IO = 30mA, VCC = 10V
VHT
VRT
IHYS
VH(LIM)
VHYS(H)
VI(LIM)
VHYS(I)
`RDS = 12K
`RDS = 12K
`RDS = 12K
`RDS = 12K
VIM 1
VIM 2
IP(-)
GM
`IML RML = M , VML = 27V
IFB VFB = GND
Min
Typ
Max
Unit
s26 33 40
A
2.7 3.1 3.5
V
ï 80 120 ns
ï 20 100 ns
ï7 8
V
ï 0.1 0.4
V
0.4 0.8 1.2
V
1.7 2.1 2.5
V
s80 100 120
A
4.8 5.3 5.8
4.3 4.8 5.3
1.1 1.6 2.1
1.6 2.1 2.6
V
V
V
V
1.2 1.4 1.6
1.2 1.4 1.6
V
V
s2 6 10 A
ï 0.01
0.02
s22 26 30
A
s18 30 42
A


3Pages


KA7522 電子部品, 半導体
KA7522/D
DIMMING BALLAST CONTROL IC

6 Page



ページ 合計 : 9 ページ
 
PDF
ダウンロード
[ KA7522 データシート.PDF ]


データシートを活用すると、その部品の主な機能と仕様を詳しく理解できます。 ピン構成、電気的特性、動作パラメータ、性能を確認してください。


共有リンク

Link :


部品番号部品説明メーカ
KA7521

ELECTRONIC BALLAST CONTROLLER

Fairchild Semiconductor
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KA7522D

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POWER FACTOR CONTROLLER

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