BM6108FV-LB Datasheet, PDF (1/39 Pages) Rohm – Isolation voltage 2500Vrms 1ch Gate Driver Providing Galvanic Isolation

Datasheet
Gate Driver Providing Galvanic isolation Series
Isolation voltage 2500Vrms
1ch Gate Driver Providing Galvanic Isolation
BM6108FV-LB
General Description
This is the product guarantees long time support in
Industrial market.
The BM6108FV-LB is a gate driver with isolation voltage
2500Vrms, I/O delay time of 150ns, and minimum input
pulse width of 90ns, and incorporates the fault signal
output functions, undervoltage lockout (UVLO) function,
and short current protection (SCP, DESAT) function.
Features
 Long Time Support Product for Industrial Applications.
 Providing Galvanic Isolation
 Active Miller Clamping
 Fault Signal Output Function
(Adjustable Output Holding Time)
 Undervoltage Lockout Function
 Short Current Protection Function
(Adjustable Reset Time)
 Soft Turn-Off Function For Short Current Protection
(Adjustable Turn-Off Time)
 Supporting Negative VEE2
 Output State Feedback Function
 UL1577 Recognized:File No. E356010
Typical Application Circuits
 Key Specifications
 Isolation Voltage:
 Maximum Gate Drive Voltage:
 I/O Delay Time:
 Minimum Input Pulse Width:
2500Vrms
24V
150ns(Max)
90ns(Max)
Package
SSOP-B20W
W(Typ) x D(Typ) x H(Max)
6.50mm x 8.10mm x 2.01mm
Applications
 Industrial Equipment
 IGBT Gate Driver
 MOSFET Gate Driver
GND1
OSFB
INB
FLTRLS
VCC1
FLT
INA
ENA
TEST
GND1
INA
Latch
ENA
FLT
S
Q
R
Timer
UVLO
LOGIC
+_-
FB
+
-
UVLO
LOGIC
S
Q
R
+
-
Regulator
Figure 1. For using 4-pin IGBT (for using SCP function)
PROOUT
VEE2
OUT1L
OUT1H
VCC2
VREG
OUT2
GND2
VEE2
SCPIN
1pin
GND1
OSFB
INB
FLTRLS
INA
Latch
S
Q
ENA
R
FLT
Timer
+
-
FB
+
-
PROOUT
VEE2
OUT1L
OUT1H
VCC1
FLT
INA
ENA
TEST
GND1
UVLO
LOGIC
UVLO
LOGIC
S
Q
R
+
-
Regulator
VCC2
VREG
OUT2
GND2
VEE2
SCPIN
1pin
Figure 2. For using 3-pin IGBT (for using DESAT function)
○Product structure：Silicon integrated circuit ○This product is not designed protection against radioactive rays
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25. Dec. 2015 Rev.002