TPIC2010 Datasheet, PDF (10/70 Pages) Texas Instruments – Serial I/F Controlled 9-Channel Motor-Driver

TPIC2010
SLIS170 – DECEMBER 2015
www.ti.com
7.10 Electrical Characteristics – Spindle Motor Driver Part
over recommended operating free-air temperature range (A5V ≈ 4.5 to 5.5 V, P5V_1, P5V_2, P5V_STP, P5V_SPM1,
P5V_SPM2 = A5V, VREF = 1.65 V, T_A ≈ –20°C to 75°C; unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX UNIT
RttlSPM
Total output resistance
High side + low side
I_OUT = 0.1 A
0.25
0.5
Ω
VIsns
ISENSE detected voltage
ISENSE voltage
181
196
211 mV
ResSPM
Resolution
12
bit
VoutSPM
Spindle voltage
VSPM(REG8h) = 400h
VSPM(REG8h) = C00h
2.6
–1.55
3
–1.25
3.4
V
–0.95
V
WidDZSPM
Spindle dead band
Forward
Reverse
+12h
–92h
+52h
–52h
+92h
–12h
WidDZSPMLS Spindle dead band (LS mode)
–40h
0h
40h
7.11 Electrical Characteristics – Sled Motor Driver Part
over recommended operating free-air temperature range (A5V ≈ 4.5 to 5.5 V, P5V_1, P5V_2, P5V_STP, P5V_SPM1,
P5V_SPM2 = A5V, VREF = 1.65 V, T_A ≈ –20°C to 75°C; unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX UNIT
RttlSLD
Total output resistance
High side + low side
I_O = 0.1 A
0.7
1.1
Ω
ResSLD
Resolution
10
bit
WidDZSLD
Input dead band
Forward
Reverse
+4h
–90h
+51h
–51h
+90h
–4h
GnSLD
Sled current gain
A5V = 5 V, 5 V = 5 V
R_L = 10 Ω, 2.2 mH
VSLED = 7FFh
380
440
500 mA
VthEdetSLD
END_DET BEMF threshold
voltage
ENDDET_SLCT = 0,
SLEDENDTH<1:0> = 00, SLED
Enable
26
46
66 mV
7.12 Electrical Characteristics – Focus/Tilt/Tracking/Driver Part
over recommended operating free-air temperature range (A5V ≈ 4.5 to 5.5 V, P5V_1, P5V_2, P5V_STP, P5V_SPM1,
P5V_SPM2 = A5V, VREF = 1.65 V, T_A ≈ –20°C to 75°C; unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX UNIT
RttlAct
Total output resistance
High side + low side
I_O = 0.1 A
0.7
1.1
Ω
ResACT
Resolution
12
bit
VOfstACT
Each channel output offset voltage DAC_code = 000h
–30
0
30 mV
VOfstDACT
Output offset voltage Focus and
Tilt
DIFF_TLT = 1
–50
0
50 mV
GnDAct
Difference gain Focus and Tilt
DIFF_TLT = 1
–1
0
1
db
GnAct
Voltage gain
DAC_code = 400h
DAC_code = C00h
2.6
3
3.4
V
–3.4
–3
–2.6
10
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