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TDA5149 Datasheet(PDF) 21 Page - NXP Semiconductors

Part # TDA5149
Description  12 V Voice Coil Motor VCM driver and spindle motor pre-driver combination chip
PDF  28 Pages
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Manufacturer  PHILIPS [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

TDA5149 Datasheet(HTML) 21 Page - NXP Semiconductors

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1996 May 06
21
Philips Semiconductors
Product specification
12 V Voice Coil Motor (VCM) driver and
spindle motor pre-driver combination chip
TDA5149G
Power-on/power-off reset
UNDER THRESHOLD COMPARATORS: PINS 29 AND 28 (POR12ADJ AND POR5ADJ)
VPORTH5
5 V threshold voltage for
power-on/power-off detection
4.30
4.37
4.50
V
VDDDhys
hysteresis on VDDD
comparator
30
55
80
mV
VPORTH12
12 V threshold voltage for
power-on/power-off detection
10.25
10.4
10.75
V
VDDhys
hysteresis on VDD comparator
60
95
130
mV
RPOR5low
POR5ADJ lower resistance
Tj = 25 °C
25340
28800 32260
Ω
∆R
POR5low
POR5ADJ lower resistance
temperature variation
−
66
−
Ω/°C
RRup/Rlo
POR5ADJ resistance ratio
over full temperature
range
0.715
0.725
0.735
−
RPOR12low
POR12ADJ lower resistance
Tj = 25 °C
10560
12000 13440
Ω
∆RPOR12low POR12ADJ lower resistance
temperature variation
−
27
−
Ω/°C
RRup/Rlo
POR12ADJ resistance ratio
over full temperature
range
3.07
3.11
3.15
−
POWER-ON/POWER-OFF DELAY GENERATOR: PIN 26 (PORDELAY)
Isource
source current
−2.4
−2.2
−1.8
µA
VHT
RESET output threshold
voltage
note 11
2.51
2.57
2.63
V
VLT
LOW threshold voltage
−
−
0.4
V
RESETP: PIN 34
VOL
LOW level output voltage
IOL = 3 mA
−
−
0.4
V
Rpu
pull up resistor
over full temperature
range
6
10
14
k
Ω
RESETA: PIN 35
VOH
HIGH level output voltage
IOH = −1.5 mA
VDDD − 0.7
−
−
V
VOL
LOW level output voltage
IOL = 3 mA
−
0.4
V
Digital control
CLOCK: PIN 58
fclk
clock frequency
−
−
12
MHz
δ
duty factor
40
50
60
%
FG: PIN 57
VOH
HIGH level output voltage
IOH = −0.15 mA
VDDD − 0.7
−
−
V
VOL
LOW level output voltage
IOL = 0.10 mA
−
−
0.4
V
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT



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