HA13571FR Datasheet, PDF (18/22 Pages) Hitachi Semiconductor – Combo (Spindle & VCM) Driver for HDD

HA13571FR
Electrical Characteristics (cont)
Item
Filter
Output voltage
Symbol Min
Vflt0
—
Vflt50 —
Vflt100 —
Output voltage
symmetry
Vfltsym —
Current Input current
Iin
–200
sense
amp
Output offset
voltage
Vos
—
Output resistance Rout —
Visenl, Visenh
Vr1
0
operating range
Unity gain
bandwidth
BW1 2.0
Gain
G10
3.8
G16
3.8
G112 3.8
∆G1
—
VCM
output
driver
Power supply
rejection ratio
Total output
saturation voltage
Output leakage
PSRR 40
Vsatvcm —
—
Ilk
—
Output quiescent Vq
—
voltage
Recircurate diode VRD —
voltage
Typ
Max Unit Test Conditions
Vrefout ±0.1 V
–2.03
Vipwml & Vipwmh
Duty = 0%
Vrefout ±0.05 V
Vipwml & Vipwmh
Duty = 50%
Vrefout ±0.1 V
+2.03
Vipwml & Vipwmh
Duty = 100%
—
±140 mV | Vflt100 – Vrefout |
– | Vfit0 – Vrefout |
—
400 µA
10
±20 mV Visenh – Visenl = 0V
at 1/2 Vcc
—
25
Ω
Sink and Source
—
12
V
Gain and Offset
Valid
3.0
4.0 MHz
Applica-
ble pins Note
VFLTOUT
VISENS
VISENH
VISENL
1
4.0
4.2 V/V VISENH/L = 0V
4.0
4.2 V/V VISENH/L = 6V
4.0
4.2 V/V VISENH/L = 12V
0
±2% V/V (G112 – G16)/G16
(G10 – G16)/G16
52
—
dB F ≤ 20kHz
1
1.5
1.875 V
Iout = 1.5A Tj = 25°C VCMN
VCMP
1.95
2.85 V
Tj = 125°C
1
—
0.5 mA Tj = 25°C
BSTFLT = VCCV12 = 14V
Vcc12/2 ±5% V
2.0
2.5 V
Io = –1.5A
1
18