LV8829LF Datasheet, PDF (7/13 Pages) Sanyo Semicon Device – For Brushless Motor Drive PWM Driver IC

Pin Functions
Pin No.
1
2
3
4
5
6
Pin Name
IN3-
IN3+
IN2-
IN2+
IN1-
IN1+
LV8829LF
Pin function
Hall input pin.
•High when IN+ > IN-.
Low in reverse relationship.
The input amplitude of over 100mVp-p
(differential) is desirable in the Hall
inputs. Insert a capacitor between the
IN+ and IN- pins if the noise on the Hall
signal is a problem.
Equivalent Circuit
VREG
500Ω
135
500Ω
246
7
SGND
8
VREG
Control circuit block ground pin.
5V regulator output pin (control circuit
power supply).
Insert a capacitor between this pin and
ground for stabilization.
About 1μF is necessary.
VCC
50Ω
8
9
CP2
10
CP1
11
VCC1
12
VCC2
13
VG
Charge pump capacitor connection pin.
Insert capacitor between CP1 and CP2.
Control power pin.
Insert a capacitor between this pin and
ground to prevent the influence of noise,
etc.
Output power pin.
Insert a capacitor between this pin and
ground to prevent the influence of noise,
etc.
Charge pump output pin.
(Upper-side FET gate power supply)
Insert a capacitor between this pin and
VCC.
VCC
200Ω
300Ω
10
CP CG
13
9
Continued on next page.
No.A1801-7/13