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L6207PD 参数 Datasheet PDF下载

L6207PD图片预览
型号: L6207PD
PDF下载: 下载PDF文件 查看货源
内容描述: 与PWM电流控制器双DMOS全桥驱动器 [DMOS DUAL FULL BRIDGE DRIVER WITH PWM CURRENT CONTROLLER]
分类和应用: 驱动器控制器
文件页数/大小: 23 页 / 389 K
品牌: STMICROELECTRONICS [ STMICROELECTRONICS ]
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L6207
DMOS DUAL FULL BRIDGE DRIVER
WITH PWM CURRENT CONTROLLER
s
s
s
s
s
s
s
s
s
s
s
OPERATING SUPPLY VOLTAGE FROM 8 TO 52V
5.6A OUTPUT PEAK CURRENT (2.8A DC)
R
DS(ON)
0.3Ω TYP. VALUE @ T
j
= 25 °C
OPERATING FREQUENCY UP TO 100KHz
NON DISSIPATIVE OVERCURRENT
PROTECTION
DUAL INDEPENDENT CONSTANT t
OFF
PWM
CURRENT CONTROLLERS
SLOW DECAY SYNCHRONOUS
RECTIFICATION
CROSS CONDUCTION PROTECTION
THERMAL SHUTDOWN
UNDER VOLTAGE LOCKOUT
INTEGRATED FAST FREE WHEELING DIODES
PowerDIP24
(20+2+2)
PowerSO36
SO24
(20+2+2)
ORDERING NUMBERS:
L6207N (PowerDIP24)
L6207PD (PowerSO36)
L6207D (SO24)
TYPICAL APPLICATIONS
s
BIPOLAR STEPPER MOTOR
s
DUAL DC MOTOR
DESCRIPTION
The L6207 is a DMOS Dual Full Bridge designed for
motor control applications, realized in MultiPower-
BLOCK DIAGRAM
BCD technology, which combines isolated DMOS
Power Transistors with CMOS and bipolar circuits on
the same chip. The device also includes two inde-
pendent constant off time PWM Current Controllers
that performs the chopping regulation. Available in
PowerDIP24 (20+2+2), PowerSO36 and SO24
(20+2+2) packages, the L6207 features a non-dissi-
pative overcurrent protection on the high side Power
MOSFETs and thermal shutdown.
VBOOT
V
BOOT
V
BOOT
V
BOOT
CHARGE
PUMP
OCD
A
OVER
CURRENT
DETECTION
10V
10V
VS
A
VCP
OUT1
A
OUT2
A
THERMAL
PROTECTION
EN
A
IN1
A
IN2
A
VOLTAGE
REGULATOR
GATE
LOGIC
SENSE
A
PWM
ONE SHOT
MONOSTABLE
MASKING
TIME
+
-
SENSE
COMPARATOR
BRIDGE A
OVER
CURRENT
DETECTION
VS
B
VREF
A
RC
A
10V
5V
OCD
B
OUT1
B
OUT2
B
SENSE
B
VREF
B
RC
B
BRIDGE B
EN
B
IN1
B
IN2
B
GATE
LOGIC
D99IN1085A
September 2003
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