BD6762FV-E2 Rohm Semiconductor, BD6762FV-E2 Datasheet - Page 7

• Manufacturer Part Number: BD6762FV-E2
• Description: IC MOTOR DRIVER N-CH SSOP-B40
• Manufacturer: Rohm Semiconductor
• Series: -r

Specifications of BD6762FV-E2

• Applications: 3-Phase, Brushless Motor Driver
• Evaluation Tools: *
• Number Of Outputs: 1
• Current - Output: -
• Voltage - Load: 16 V ~ 28 V
• Voltage - Supply: 16 V ~ 28 V
• Operating Temperature: -25°C ~ 75°C
• Mounting Type: Surface Mount
• Package / Case: 40-SSOP
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

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BD6761FS,BD6762FV
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⑩
⑧
③
⑮
⑦
⑤
⑥
⑨
⑥
Resistor for setting the current
limit
See P. 18/22.
Capacitor for the protection
between the output FET drain
and source
See P. 18/22.
PWM frequency external
constant
See P. 18/22.
For setting Hall input level
See P. 18/22.
For setting Hall input level
See P. 18/22.
Output FET gate voltage
stabilization resistor
See P. 19/22.
Capacitor for preventing
VREG oscillation
See P. 18/22.
Capacitor for Hall noise
elimination
See P. 18/22.
RF voltage smoothing low
pass filter
See P. 18/22.
2)BD6762FV
BD6762FV pin Function
No. Pin name
10
11
12
13
14
15
16
17
18
19
20
1
2
3
4
5
6
7
8
9
①
MOS FET
VREG
WHG
WLG
GND
UHG
VHG
HW+
ULG
HU+
VLG
CFE
RFE
HV+
HW-
HU-
HV-
RF
W
U
V
GND pin
Motor current detection pin
U-phase high-side FET gate pin
Protection pin for U-phase high-side
FET GS breakdown voltage
U-phase low-side FET gate pin
V-phase high-side FET gate pin
Protection pin for V-phase high-side
FET GS breakdown voltage
V-phase low-side FET gate pin
W-phase high-side FET gate pin
Protection pin for W-phase high side
FET GS breakdown voltage
W-phase low-side FET gate pin
Internal power supply 5 V output pin
PWM frequency control pin
CEF charge/discharge current control pin
Hall signal input pin
Hall signal input pin
Hall signal input pin
Hall signal input pin
Hall signal input pin
Hall signal input pin
M
0.1µF
0.1µF
0.1µF
0.1Ω
RNF
MOS
VCO
MOS
VCO
MOS
VCO
R1
R2
FET
FET
FET
1000pF (500pF ~ 2000pF)
20k (20kΩ ~ 100kΩ)
HW
HU
HV
0.01µF
0.01µF
0.01µF
1kΩ
Function
470pF
(0.01µF~0.1µF)
0.1µF
VCC
5k (2kΩ ~ 10kΩ)
2k (1kΩ ~ 5kΩ)
VREG
WHG
GND
UHG
ULG
VHG
WLG
HU+
HW+
VLG
CFE
RFE
HU-
HV+
HW-
HV-
RF
W
U
V
Fig.10 BD6762FV Block Diagram
REGURATOR
PRE
DRIVER
TRIANGULAR
OSCILLATOR
COMP
HALL
7/22
LOGIC
No. Pin name
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
FGSOUT FGS output pin
OSCILLATOR
INTOUT Integration amplifier output pin
FGOUT
120/SL
FGIN+
ST/SP
CLKIN
DOUT
FGIN-
POUT
INTIN
VCC
CP2
CP1
CLK
LPF
FR
VG
SB
LD
LP
DAC3
VCO
DISCRIMINATOR
DIVIDER
VELOCITY
Start/Stop pin
Forward/reverse rotation switching pin
Short brake pin
120°/slope switching pin
FG amplifier input + pin
FG amplifier input - pin
FG amplifier output pin
Reference CLK input pin
VCO system loop filter connection pin
PLL output pin
Speed discriminator output pin
Integration amplifier input pin
Motor lock protection time setting pin
Motor rotation number lock detection pin
VCC pin
Step-up voltage output pin
Capacitor connection pin (to CP1)
Capacitor connection pin (to CP2)
BOOSTER
COMPARISON
PLL
PHASE
LD
LP
FGSOUT
FGOUT
DOUT
POUT
FGIN+
120/SL
ST/SP
INTOUT
INTIN
CLKIN
FGIN-
CP1
CP2
0.1µF
VCC
LPF
R6 220kΩ
SB
FR
VG
R4
20kΩ
LD
LP
390kΩ
C9 0.33µF
1kΩ ~ 100kΩ
1kΩ ~ 100kΩ
R2
C7 0.22µF (0.1µF ~ 1µF)
10kΩ
10kΩ
Function
C8 0.33µF
0.01µF (0.01µF ~ 0.1µF)
4.7kΩ 0.1µF
10µF
R1
150pF
C2
C5 0.047µF
C6 0.47µF
R5
1MΩ
R7 2kΩ
C1
1µF
⑪
④
Technical Note
Capacitor for setting VG
current capacity
See P. 18/22.
2010.06 - Rev.A
⑬
Resistor for setting FG
amplifier gain and the
capacitor for the filter
See P. 18/22.
FGSOUT pull-up resistor
Capacitor for VCC pin
noise elimination
See P. 19/22.
⑱
Integration amplifier
external constant
See P. 19/22.
LPF external constant
See P. 19/22.
⑰
⑲
Capacitor for the
motor lock detection
time
See P. 19/22.
Speed lock
detection pull-up
resistor
⑫