파트넘버.co.kr L482 데이터시트 PDF


L482 반도체 회로 부품 판매점

HALL.EFFECT PICKUP IGNITION CONTROLLER



STMicroelectronics 로고
STMicroelectronics
L482 데이터시트, 핀배열, 회로
L482
HALL–EFFECT PICKUP IGNITION CONTROLLER
. DIRECT DRIVING OF THE EXTERNAL PO-
WER DARLINGTON
. COIL CURRENT CHARGING ANGLE (DWELL)
CONTROL
. COIL CURRENT PEAK VALUE LIMITATION
. CONTINUOUS COIL CURRENT PROTECTION
. CONDUCTION AND DESATURATION TIME
OUTPUT SIGNALS
. PERMANENT CONDUCTION PROTECTION
RESET OUTPUT SIGNAL
. OVERVOLTAGE PROTECTION FOR EXTER-
NAL DARLINGTON
. LOAD DUMP PROTECTION
DIP16
DE S CRI P T IO N
The L482 is an integrated circuit designed for use
with an NPN darlington in breakerless ignition sy-
stems with hall-effect pickup sensors and high ener-
gy ignition coils.
It controls the energy stored in the ignition coil and
the desaturation time of the external darlington to
limit the power dissipation.
PIN CONNECTIONS (top views)
SO16
ORDERING NUMBERS : L482 (DIP16)
L482D1 (SO16)
The L482 is also particularly suitable for use as igni-
tion control and driving stage in more sophisticated
car electronic systems which employ microproces-
sor circuits.
DIP16
SO16
November 1991
1/11


L482 데이터시트, 핀배열, 회로
L482
ABSOLUTE MAXIMUM RATINGS
Symbol
VR
VD
Pto t
Parameter
Reverse Battery Voltage
Dump Voltage
Power Dissipation at Tamb = 90°C
Tj, Tstg Junction and Storage Temperature Range
BLOCK DIAGRAM
SO16
DIP
Value
– 14
100
1.2
0.65
– 55 to 150
Unit
V
V
W
W
°C
THERMAL DATA
Symbol
Rth j-amb
Rth j-al
Parameter
Thermal Resistance Junction-ambient (DIP16)
Thermal Resistance Junction-alumina (SO16)
Value
Unit
Max 90 °C/W
Max 50 °C/W
(*) Thermal resistance junction-aluminia with the device soldered on the middle of an aluminia supporting substrate measuring 15 x 20mm ;
0.65mm thickness with infinite heatsink.
2/11




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L482 controller

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