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L6569D fiches techniques PDF

STMicroelectronics - HIGH VOLTAGE HALF BRIDGE DRIVER WITH OSCILLATOR

Numéro de référence L6569D
Description HIGH VOLTAGE HALF BRIDGE DRIVER WITH OSCILLATOR
Fabricant STMicroelectronics 
Logo STMicroelectronics 





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L6569D fiche technique
L6569
L6569A
HIGH VOLTAGE HALF BRIDGE
DRIVER WITH OSCILLATOR
s HIGH VOLTAGE RAIL UP TO 600V
s BCD OFF LINE TECHNOLOGY
s INTERNAL BOOTSTRAP DIODE
STRUCTURE
s 15.6V ZENER CLAMP ON VS
s DRIVER CURRENT CAPABILITY:
- SINK CURRENT = 270mA
- SOURCE CURRENT = 170mA
s VERY LOW START UP CURRENT: 150µA
s UNDER VOLTAGE LOCKOUT WITH
HYSTERESIS
s PROGRAMMABLE OSCILLATOR
FREQUENCY
s DEAD TIME 1.25µs
s dV/dt IMMUNITY UP TO ±50V/ns
s ESD PROTECTION
DESCRIPTION
The device is a high voltage half bridge driver with
built in oscillator. The frequency of the oscillator can
BLOCK DIAGRAM
Minidip
SO8
ORDERING NUMBERS:
L6569
L6569D
L6569A
L6569AD
be programmed using external resistor and capaci-
tor. The internal circuitry of the device allows it to be
driven also by external logic signal.
The output drivers are designed to drive external n-
channel power MOSFET and IGBT. The internal log-
ic assures a dead time [typ. 1.25µs] to avoid cross-
conduction of the power devices.
Two version are available: L6569 and L6569A. They
differ in the low voltage gate driver start up sequence.
RF 2
RF CF 3
CF
GND 4
CVS
1
VS RHV BOOT
8
Source
CHARGE
PUMP
BIAS
REGULATOR
LEVEL
SHIFTER
7 HVG
VS
BUFFER
HIGH
SIDE
DRIVER
6
OUT
COMP
COMP
LOGIC
VS
LOW SIDE
DRIVER
5
LVG
H.V.
CBOOT
LOAD
D94IN058D
June 2000
This is preliminary information on a new product now in development. Details are subject to change without notice.
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L6569 HIGH VOLTAGE HALF BRIDGE DRIVER WITH OSCILLATOR STMicroelectronics
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L6569AD HIGH VOLTAGE HALF BRIDGE DRIVER WITH OSCILLATOR STMicroelectronics
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