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ROHM Semiconductor |
STRUCTURE
PRODUCT SERIES
TYPE
FUNCTION
Silicon monolithic integrated circuits
2ch DC brush motor driver
BD63821EFV
・PWM constant current controllable two H bridge driver
・Forward, reverse, brake and stop function
・Direct PWM control
1/4
○Absolute maximum ratings(Ta=25°C)
Item
Symbol
Ratings
Unit
Supply voltage
Power dissipation
VCC1,2
Pd
-0.3~+36.0
1.45※1
4.70※2
V
W
W
Input voltage for control pin
VIN
-0.3~+7.0
V
RNF voltage
Output current
Output current(peak)※4
FAULT, LOCK voltage
VRNF
IOUT
IOUTPEAK
VFAULT
0.7
1.0※3
1.5※3
-0.3~+7.0
V
A/ch
A/ch
V
FAULT, LOCK current
Operating temperature range
Storage temperature range
IFAULT
Topr
Tstg
5
-25~+85
-55~+150
mA
°C
°C
Junction temperature
Tjmax
+150
°C
※1 70mm×70mm×1.6mm glass epoxy board. Derating in done at 11.6mW/°C for operating above Ta=25°C.
※2 4-layer recommended board. Derating in done at 37.6mW/°C for operating above Ta=25°C.
www.DataSheet.co.kr
※3 Do not, however exceed Pd, ASO and Tjmax=150°C.
※4 Pulse width tw≦20ms.
○Operating conditions (Ta=-25~+85°C)
Item
Symbol
Min.
Typ.
Max.
Unit
Supply voltage
VCC1,2
19
24
28
V
Input voltage for control pin
VIN 0
- 5.5 V
PWM input frequency
FIN -
- 100 kHz
This product isn’t designed for protection against radioactive rays.
REV. B
Datasheet pdf - http://www.DataSheet4U.net/
2/4
○Electrical characteristics (Unless otherwise specified Ta=25°C, VCC1,2=24V)
Limit
Item Symbol
Min. Typ. Max.
Whole
Circuit current at standby
ICCST - 1.0 2.5
Circuit current
ICC - 2.5 5.0
Control input (IN1A, IN1B, IN2A, IN2B, PS)
H level input voltage
VINH
2.0
-
-
L level input voltage
VINL
-
- 0.8
H level input current
IINH 35 50 100
L level input current
IINL -10 0
-
FAULT LOCK output (FAULT, LOCK)
Output low voltage
VFAULT
-
50 100
Output leak current
IFAULT_LEAK
-
- 10
Output (OUT1A, OUT1B, OUT2A, OUT2B)
Output on resistance
RON - 1.90 2.50
Output leak current
Current control
RNFXS input current
RNFX input current
VREFX input current
VREFX input voltage range
Minimum on time (Blank time)
Current limit
Comparator threshold
ILEAK
IRNFS
IRNF
IVREF
VREF
tONMIN
VCTH
-
-2.0
-40
-2.0
0
0.7
0.57
-
-0.1
-20
-0.1
-
1.5
0.60
10
-
-
-
3.0
3.0
0.63
www.DataSheet.co.kr
Unit Conditions
mA PS=0V
mA PS=IN1A=IN2A=5V
V
V
µA VIN=5V
µA VIN=0V
mV IFAULT=1mA
µA VFAULT=5V
Ω IOUT=0.5A,
Sum of upper and lower
µA
µA RNFXS=0V
µA RNFX=0V
µA VREFX=0V
V
µs
V VREFX=3V
REV. B
Datasheet pdf - http://www.DataSheet4U.net/
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