DRV3202-Q1_15 Datasheet, PDF (27/39 Pages) Texas Instruments – 3-Phase Brushless Motor Driver

DRV3202-Q1
www.ti.com
SLVSBJ4A – OCTOBER 2012 – REVISED DECEMBER 2012
PHASE AMPLIFIER ELECTRICAL CHARACTERISTICS⁽¹⁾
VB = 12 V, T_A = –40°C to 125°C (unless otherwise specified)
PARAMETER
CONDITIONS
PHASE AMPLIFIER
V_{ofs_SH}
Output offset voltage, sample and hold
mode
VB = 5.3–18 V, Gain = 1
V_{ofs_TH}
Output offset voltage, through mode VB = 5.3–18 V, Gain = 1
V_{in_cm}
Common mode input range
VB = 5.3–18 V, Gain = 1–4
V_{out_max}
V_{out_min}
Maximum output voltage
Minimum output voltage
VB = 5.3–18 V, Gain = 1–4
VB = 5.3–18 V, Gain = 1–4
V_gain ⁽²⁾
Gain
V_{out_SH0}
V_{out_TH0}
V_{out_SH1}
V_{out_TH1}
V_{out_SH2}
V_{out_TH2}
STL_SHTR
STL_THTR
STL_SHTF
STL_THTF
SH Error
Voltage
Output voltage, sample and hold mode VB = 5.3–18 V, Gain = 1–4, PHxT = VB / 2
Output voltage, through mode
VB = 5.3–18 V, Gain = 1–4 PHxT = VB / 2
Output voltage, sample and hold mode VB = 12 V, Gain = 1, PHxT = 1.5 V
Output voltage, through mode
VB = 12 V, Gain = 1, PHxT = 1.5 V
Output voltage, sample and hold mode VB = 12 V, Gain = 1, PHxT = 10.5 V
Output voltage, through mode
VB = 12 V, Gain = 1, PHxT = 10.5 V
Settling time (rise), sample and hold
mode PTVx ±1%
VB = 12 V, Gain = 1, PSC = 470 pF,
PTVx = 100 pF, PHxT = 1.5 V ≥ 10.5 V,
(PTVx = 1.375 V → 3.625 V), see Figure 25
Settling time (rise), through mode
PTVx ±1%
VB = 12 V, Gain = 1, PTVx = 100 pF,
PHxT = 1.5 V ≥ 10.5 V,
(PTVx = 1.375 V → 3.625 V), see Figure 26
Settling time (fall), sample and hold
mode PTVx ±1%
VB = 12 V, Gain = 1, PSC = 470 pF,
PTVx = 100 pF, PHxT = 10.5 V ≥ 1.5 V,
(PTVx = 3.625 V → 1.375 V), see Figure 25
VB = 12 V, Gain = 1, PTVx = 100 pF,
Settling time (fall), through mode PTVx
±1%
PHxT = 10.5 V ≥ 1.5V,
(PTVx = 3.625 V → 1.375 V), see Figure 26
Falling voltage
VB = 5.3–18 V, PSC = 470 pF, TH = 1 mS, see
Figure 24
MIN TYP MAX UNITS
–50
–
50 mV
–50
–
50 mV
1.5
VB –
1.5
V
4.5
–
–V
–
– 0.5 V
1
–
2
3
–
4
– 2.5
–V
– 2.5
–V
– 1.375
–V
– 1.375
–V
– 3.625
–V
– 3.625
–V
1.5
3 µs
1.5
3 µs
1.5
3 µs
1.5
3 µs
5
75 mV
(1) No variation of the external components.
(2) V_gain is an SPI setting
PHxT
PSSx
PTVx
Sampling Time
Figure 23. Sampling Timing Chart
Copyright © 2012, Texas Instruments Incorporated
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