TDA5341 Datasheet, PDF (18/28 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
SYMBOL
PARAMETER
CONDITIONS
MIN.
CAPTI; pin 2
I_o(sink)
I_oH(source)
I_oL(source)
V_SW(L)
V_SW(M)
V_SW(H)
output sink current
HIGH level output source current
LOW level lower source current
lower switching level
middle switching level
upper switching level
25
−85
−7.5
−
−
−
CAPCDM; pin 18
I_o(sink)
I_o(source)
I_sink/I_source
V_IL
V_IH
output sink current
output source current
ratio of sink-to-source current
LOW level input voltage
HIGH level input voltage
13
−13.5
−2.2
0.82
2.20
CAPCDS; pin 19
I_o(sink)
I_o(source)
I_sink/I_source
V_IL
V_IH
output sink current
output source current
ratio of sink-to-source current
LOW level input voltage
HIGH level input voltage
13
−27
−1.1
0.82
2.20
FG; pin 10
V_OL
LOW level output voltage
I_OL
LOW level output current
I_OH
HIGH level output current
R_F
ratio of FG frequency and
commutation frequency
δ
duty factor
I_o = 0 µA
−
V_OL = 1 V
3.3
V_OH = 4.5 V
−
−
−
BRAKE; pin 11
I_NM
normal mode current
V_NM
normal mode voltage
V_BM
brake mode voltage
I_BM
brake mode current
V_NM = 2.8 V
−40
2.65
−
−40
Upper converter; pins 61 and 62
C_XA
external pump capacitor pin 61
−
C_YA
external pump capacitor pin 62
−
Notes
1. Switching levels with respect to MOT1, MOT2 and MOT3.
2. CAPCP value is dependant of the powerless park and brake operations.
TYP.
35
−70
−5.0
30
0.3
2.2
20
−10
−2.0
0.87
2.28
20
−20
−1.0
0.87
2.28
−
5.3
−83
1
50
−27
−
−
−24
10
10
MAX.
UNIT
45
µA
−55
µA
−2.5
µA
−
mV
−
V
−
V
27
µA
−6.5
µA
−1.8
0.92
V
2.37
V
27
µA
−13
µA
−0.9
µA
0.92
V
2.37
V
0.5
V
−
mA
−40
mA
−
−
%
−
µA
V_DD
V
2.35
V
−
µA
−
nF
−
nF
1997 Jul 10
18