L6370
2.5A HIGH-SIDE DRIVER
INDUSTRIAL INTELLIGENT POWER SWITCH
2.5A OUTPUT CURRENT
9.5V TO 35V SUPPLY VOLTAGE RANGE
INTERNAL CURRENT LIMITING
THERMAL SHUTDOWN
OPEN GROUND PROTECTION
INTERNAL NEGATIVE VOLTAGE CLAMPING
TO V
S
- 50V FOR FAST DEMAGNETIZATION
DIFFERENTIAL INPUTS WITH LARGE COM-
MON MODE RANGE AND THRESHOLD
HYSTERESIS
UNDERVOLTAGELOCKOUT WITH HYSTERESIS
OPEN LOAD DETECTION
TWO DIAGNOSTIC OUTPUTS
OUTPUT STATUS LED DRIVER
NON DISSIPATIVE SHORT CIRCUIT PRO-
TECTION
PROTECTION AGAINST AND SURGE TRAN-
SIENT (IEC 801-5)
IMMUNITY AGAINST BURST TRANSIENT
(IEC 801-4)
ESD PROTECTION (HUMAN BODY MODEL
鹵
2KV)
BLOCK DIAGRAM
V
S
UNDER
VOLTAGE
INPUT
CHARGE
PUMP
MULTIPOWER BCD TECHNOLOGY
MULTIWATT11 (in line)
PowerSO20
ORDERING NUMBERS:
L6370L (MULTIWATT11)
L6 37 0 D ( P o we rS O 2 0 )
DESCRIPTION
The L6370 is a monolithic Intelligent Power
Switch in Multipower BCD Technology, for driving
inductive or resistive loads. An internal Clamping
Diode enables the fast demagnetization of induc-
tive loads. Diagnostic for CPU feedback and ex-
tensive use of electrical protections make this de-
vice extremely rugged and specially suitable for
industrial automation applications.
IN+
IN-
+
-
DRIVER
OUT
NON DISSIPATIVE
SHORT CIRCUIT
CURRENT
LIMITATION
OPEN LOAD
DETECTION
OUTSTATUS
DIAG1
DIAGNOSTIC
1.4V
RSC
ON-DELAY
OSC
THERMAL
PROTECTION
DIAG2
3mA
OUTPUT STATUS
D95IN208D
March 1997
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