TDA5149G Datasheet, PDF (19/28 Pages) NXP Semiconductors – 12 V Voice Coil Motor VCM driver and spindle motor pre-driver combination chip

Philips Semiconductors
12 V Voice Coil Motor (VCM) driver and
spindle motor pre-driver combination chip
Product specification
TDA5149G
SYMBOL
PARAMETER
CONDITIONS
VCM DRIVER AMPLIFIERS: PINS 44 AND 36 (V_CM+ AND V_CM−)
t_COD
cross-over switch time
G_vSD
V_OD
slave driver voltage gain
output drop voltage
including bond wires and
leads
I_o = 1 A; T_j = 25 °C
I_o = 0.2 A
I_o = 1 A; T_j = 150 °C
t_RFS
recovery time from saturation
SR
output slew rate
f_UG
unity gain bandwidth
V_park
park voltage
over full temperature
range
VCM SENSE AMPLIFIER: PINS 43 AND 42 (V_CMSENSEL AND V_CMSENSEH)
V_I
input voltage range
I_I
input current
common mode from
0 to 12 V
V_CMSENSOUT: PIN 50
V_OSL
LOW level output saturation
voltage
V_OSH
HIGH level output saturation
voltage
G_s
f_UG
V_o(os)
sense amplifier gain
unity gain bandwidth
output offset voltage
G_CM
common mode gain
Latch drivers
I_OL = 0.4 mA
I_OH = −0.4 mA
V_CMSENSEH = 6 V;
V_CMSENSEL = 6 V
LATCHACTIV: PIN 53
I_source
output source current
R_DSon
FET switch-on resistance
∆R_DSon/T
FET switch-on resistance
temperature variation
over full temperature
range
T_j = 25 °C;
I_source = −0.5 A
LATCHHOLD: PIN 52
I_source
V_DO
∆V_DO
output source current
diode drop voltage
diode drop voltage
temperature variation
R_on
∆R_on
total on-resistance
total on-resistance
temperature variation
T_j = 25 °C, I_D = 1 mA
T_j = 25 °C
MIN.
−
1.12
−
−
−
−
1.4
1.5
0.9
−0.7
−60
V_DD − 1.5
4.85
−
−23
−
−0.5
−
−
−0.1
−
−
−
−
TYP.
MAX.
UNIT
2
5
1.15 1.18
−
0.65
−
0.45
−
1.1
−
100
2.0 −
3
−
1.2 1.4
µs
V/V
V
V
V
µs
V/µs
MHz
V
−
V_DD + 0.7 V
−
+250
µA
−
0.5
−
−
5.0 5.15
1
−
−
+23
−
−50
V
V
V/V
MHz
mV
dB
−
−
−
1.2
6.4 −
−
−
750 775
−2
−
8
12
40
−
A
Ω
mΩ/°C
A
mV
mV/°C
Ω
mΩ/°C
1996 May 06
19