TDA5341 Datasheet, PDF (16/28 Pages) NXP Semiconductors – Brushless DC motor and VCM drive circuit with speed control

Philips Semiconductors
Brushless DC motor and VCM drive circuit
with speed control
Product specification
TDA5341
(1) T_j(max) = 130 °C.
(2) T_j(max) = 150 °C.
3
handbook, halfpage
Ptot
(W)
(2)
2
(1)
1
SAFE
OPERATING
AREA
0
0
50
MGE823
100
150
Tamb (°C)
Fig.7 Power derating curve.
CHARACTERISTICS (SPINDLE FUNCTION)
V_DD = 5 V; V_DD1 and V_DD2 > V_DD is not allowed; T_amb = 25 °C; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
Supply
V_DD
general supply voltage
4.5
V_DD1
supply voltage 1 for the spindle
4.5
motor drivers
V_DD2
supply voltage 2 for the spindle
4.5
motor drivers
V_DD3
supply voltage for the actuator
4.5
driver
I_DD
general supply current
−
I_q(sm)
quiescent current in sleep mode
−
Thermal protection
T_SD
local temperature at temperature
130
sensor causing shut-down
∆T
reduction in temperature before after shut-down
−
switch-on
V_so
test pin switch-off voltage
2.5
5.0
5.25
5.0
5.25
5.0
5.25
5.0
5.25
11
15
1.4
2
140
150
T_SD − 30 −
−
−
UNIT
V
V
V
V
mA
mA
°C
°C
V
1997 Jul 10
16