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KIA7021AT 데이터시트 PDF




KEC에서 제조한 전자 부품 KIA7021AT은 전자 산업 및 응용 분야에서
광범위하게 사용되는 반도체 소자입니다.


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부품번호 KIA7021AT 기능
기능 (KIA7019Ax - KIA7045Ax) BIPOLAR LINEAR INTEGRATED CIRCUIT
제조업체 KEC
로고 KEC 로고


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KIA7021AT 데이터시트, 핀배열, 회로
www.DataSheet4U.com
SEMICONDUCTOR
TECHNICAL DATA
VOLTAGE DETECTOR
Function of this IC is accurately resetting the system after
detecting voltage at the time of switching power on and instantaneous
power off in various CPU systems and other logic systems.
FEATURES
Current Consumption is Low. ICCL=300 A Typ. ICCH=30 A Typ.
Resetting Output Minimum Guarantee Voltage is Low 0.8V Typ.
Hysteresis Voltage is Provided. 50mV Typ.
Reset Signal Generation Starting Voltages :
KIA7019 1.9V Typ. KIA7033 3.3V Typ.
KIA7021 2.1V Typ. KIA7034 3.4V Typ.
KIA7023 2.3V Typ. KIA7035 3.5V Typ.
KIA7025 2.5V Typ. KIA7036 3.6V Typ.
KIA7027 2.7V Typ. KIA7039 3.9V Typ.
KIA7029 2.9V Typ. KIA7042 4.2V Typ.
KIA7031 3.1V Typ. KIA7045 4.5V Typ.
KIA7032 3.2V Typ.
Taping Type is also Available.
APPLICATIONS
(1) As Control Circuit of Battery-Backed Memory.
(2) As Measure Against Erroneous Operations at Power ON-OFF.
(3) As Measure Against System Runaway at Instantaneous Break
of Power Supply etc.
(4) As Resetting Function for the CPU-Mounted Equipment,
such as Personal Computers, Printers, VTRs and so forth.
KIA7019AP/AF/AT~
KIA7045AP/AF/AT
BIPOLAR LINEAR INTEGRATED CIRCUIT
BC
KE
G
D
H
FF
1 23
N
DIM MILLIMETERS
A 4.70 MAX
B 4.80 MAX
C 3.70 MAX
D 0.45
E 1.00
F 1.27
G 0.85
H 0.45
J 14.00 +_0.50
K 0.55 MAX
L 2.30
M 0.45 MAX
N 1.00
1. VCC
2. GND
3. OUT
TO-92
AC
H
G
DD
K
FF
1 23
DIM
A
B
C
D
E
F
G
H
J
K
MILLIMETERS
4.70 MAX
2.50+_ 0.20
1.70 MAX
0.45+0.15/-0.10
4.25 MAX
1.50 +_ 0.10
0.40 TYP
1.75 MAX
0.75 MIN
0.5+0.10/-0.05
1. VCC
2. GND
3. OUT
EQUIVALENT CIRCUIT
+
-
VCC
OUT
GND
Marking
Type No. Marking Type No. Marking Type No. Marking
KIA7019AF/AT 6A KIA7029AF/AT 6F KIA7035AF/AT 6L
KIA7021AF/AT 6B KIA7031AF/AT 6G KIA7036AF/AT 6M
KIA7023AF/AT 6C KIA7032AF/AT 6H KIA7039AF/AT 6N
KIA7025AF/AT 6D KIA7033AF/AT 6J KIA7042AF/AT 6P
KIA7027AF/AT 6E KIA7034AF/AT 6K KIA7045AF/AT 6R
SOT-89
E
K BK
2
3
1
DIM
A
B
C
D
E
F
G
H
I
J
K
L
MILLIMETERS
2.9 +_ 0.2
1.6+0.2/-0.1
0.70+_ 0.05
0.4+_ 0.1
2.8+0.2/-0.3
1.9+_ 0.2
0.95
0.16+_ 0.05
0.00-0.10
0.25+0.25/-0.15
0.60
0.55
H
JJ
1. VCC
2. OUT
3. GND
2
3
1
TSM
2002. 12. 31
Revision No : 2
1/4




KIA7021AT pdf, 반도체, 판매, 대치품
www.DataSheet4U.com
KIA7019AP/AF/AT~KIA7045AP/AF/AT
PRECAUTION FOR USE
SOLDERING
Flat Package (SOT-89 Package)
Elements mounting styles of electronic devices are gaining in further diversification over recent years, and needs for
components are all the more expanding in varieties. Especially, surface mounting is steadily penetrating into industrial
segments as a world-wide popular technical trend. Although exposure to high temperature is inevitable during soldering
we recommend limiting the soldering temperature to low levels as shown in figure for the sake of retaining inherent
excellent reliability.
240
210
150
60 sec.
Time (sec.)
Within 10 sec.
Within 30 sec.
Fig 6
(a) When employing solder reflow method
Atmospheric temperature around resin surfaces must be less than 240 , not exceeding the time length of 10 sec.
Recommend temperature profile
Precautions on heating method
When resin in kept exposed to high temperature for a long time, device reliability may be marred.
Therefore, it is essential to complete soldering in the shortest time possible to prevent temperature of resin from rising.
(b) When employing halogen lamps or infrared-ray heaters
When halogen lamps or infrared-ray heaters are used, avoid direct irradiation onto resin surfaces; such devices
cause extensive localized temperature rise.
Please keep a reflow solder operating when SOT-89 package's soldering.
2002. 12. 31
Revision No : 2
4/4

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