HA13614FH Datasheet, PDF (22/26 Pages) Hitachi Semiconductor – Combo (Spindle & VCM) Driver

HA13614FH
Electrical Characteristics (Ta = 25°C, Vss = 5 V, Vpss = Vpsv = 12 V) (cont)
Item
Applicable
Symbol Min
Typ
Max Unit
Test Conditions Pins
Note
Spindle Output on
Ron1
—
1.2
1.5
Ω
motor
resistance
driver
Io≤1.5A
U, V, W
2
On resistance Ron2
—
—
3.0
Ω
during braking
Io=0.4A,
BRK=3V
Output
leakage
current
Icer3
—
—
±2
mA
Vo=15V
Output clamp Vf
diode forward
voltage
—
0.9
1.2
V
If=0.5A
Output MOS Vthb
operating
threshold
voltage
—
2
—
V
Ron=(Ron/2)×10
Leakage
Icer4
—
—
0.6
µA
Vpsv=GND,
current on
Vo=8V
brake terminal
BRK,
BRKDLY
Input filter & Vref2
—
current control
amp.
490
±10% mV
SPNGAIN=1,
SPNCTL=Vss
ISENSE,
FLTOUT
Vref3
—
250
±10% mV
SPNGAIN=0,
SPNCTL=Vss
Current
Voff1
—
–10
±20
mV
SPNCTL=GND
control amp.
offset voltage
B-EMF Input offset
Voff2
—
—
±20
mV
Synchronous drive U, V, W,
amp.
voltage
UFLT,
NFLT
Voff3
—
—
±20
mV
B-EMF sens drive
Input
Vhys1
70
90
110
mVp-p Synchronous drive
hysteresis
voltage
Vhys2
35
45
55
mVp-p B-EMF sens drive
22