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TPIC43T01 Datasheet(PDF) 6 Page - Texas Instruments

No. de pieza TPIC43T01
Descripción Electrónicos  THREE-PHASE BRUSHLESS MOTOR RPM CONTROLLERS
Download  28 Pages
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Fabricante Electrónico  TI1 [Texas Instruments]
Página de inicio  http://www.ti.com
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TPIC43T01 Datasheet(HTML) 6 Page - Texas Instruments

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TPIC43T01, TPIC43T02
THREE-PHASE BRUSHLESS MOTOR RPM CONTROLLERS
SLIS098 – APRIL 2000
6
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics, TC = 25°C, VCC = 24V (unless otherwise noted) (continued)
charge pump
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VO(CP)
Output voltage
IO = –1.5 mA, VCC = 18 V to 28 V,
CP = 0.01
µF, CS = 0.1 µF,
S/S = high
VCC + 14
VCC + 15
VCC + 17
V
VO(CP)
Output voltage
IO = –1.5 mA, VCC = 8 V,
CP = 0.01
µF, CS = 0.1 µF,
S/S = high
VCC + 5.5
V
V(CP–uvlo)
Under voltage lockout
IO = –1.5 mA, VCC = 8 V to 28 V,
S/S = high (VCP forced externally)
VCC + 5
VCC + 6
VCC + 7
V
Vhys(CP)
Under voltage lockout hysteresis
IO = –1.5 mA, VCC = 8 V to 28 V,
S/S = high (VCP forced externally)
0.6
V
FG signal conditioning
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VIO(FG)
Amplifier input offset voltage
Measured at FGOUT
0.5
±7
mV
IIB(FG)
Amplifier input bias current
Measured at FGIN –
0.02
±1
µA
VOH(FG)
Amplifier high level output voltage
I(FG) = – 200 µA,
IDD = 0
VDD – 500 mV VDD – 350 mV
V
VOL(FG)
Amplifier low level output voltage
I(FG) = 200 µA, IDD = 0
100
500
mV
AV
Amplifier open-loop gain (see Note 2)
45
dB
V(FGsens)
FG input sensitivity (see Note 2)
100 x Gain, at 2 kHz,
3
mV
V(FGbias)
FG bias voltage
IFG = 0 µA, IDD = 0
2.375
2.5
2.625
V
VIT+(FGOUT)
FG comparator positive threshold
FGOUT with respect to
V(FGIN+), See Figure 8
215
250
285
mV
VIO(FGOUT)
FG comparator offset voltage
FGOUT with respect to
V(FGIN+), See Figure 8
0.8
±7
mV
VOL(FGSOUT) FGSOUT open drain saturation voltage
IO = 2 mA
0.4
0.7
V
Ilkg(FGSOUT)
FGSOUT leakage current
VO = 5 V
0.08
10
µA
NOTE 2: Design target only. Not tested in production.
Hall sensor signal conditioning
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
IIB(HL)
Input bias current (see Note 2)
±4
µA
VICR(HL) Common-mode input voltage range (see Note 3)
1.5
3.5
V
VIT+(HL)
Input positive threshold voltage
With respect to V(CM), 1.5 kΩ in series
with both inputs, See Figure 9
4
8
12
mV
VIT–(HL)
Input negative threshold voltage
With respect to VCM, 1.5 kΩ in series
with both inputs, See Figure 9
–4
–8
–12
mV
NOTES:
2. Design target only. Not tested in production.
3. Not measured, forced during testing.
FG reference crystal oscillator
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VIT+(OSC1)
OSC1 input upper threshold (see Note 3)
2.7
V
VIT–(OSC1)
OSC1 input lower threshold (see Note 3)
1
V
NOTES:
3. Not measured, forced during testing.


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