參數(shù)資料
型號(hào)： L6246
廠商： 意法半導(dǎo)體
英文描述： 12V VOICE COIL MOTOR DRIVER
中文描述： 12V的音圈電機(jī)驅(qū)動(dòng)
文件頁(yè)數(shù)： 3/12頁(yè)
文件大小： 103K
代理商： L6246
ABSOLUTE MAXIMUM RATINGS
Symbol
V
pow.max.
V
digitalmax.
V
in max.
V
in min.
I
peak
I
dc
P
tot
T
op
Parameter
Value
15
7
V
digital
±
0.3
GND - 0.3
3
1.7
1.7
0 to 80
Unit
V
V
V
V
A
A
W
°
C
Maximum supply voltage
Maximum supply voltage
Maximum input voltage
Minimum input voltage
Peak sink/source output current
DC sink/source output current
Maximum total power dissipation
Operative temperature range
THERMAL DATA
Symbol
R
th j-case
R
th j-amb
R
th j-amb
Parameter
Value
20
66
35
Unit
°
C/W
°
C/W
°
C/W
Thermal resistance junction to case
Thermalresistancejunction toambient mountedon standard PCB(*)
Thermal resistance junction to ambient mounted on PCB (**)
(*) Standard board construction: single layer (1S 0P); size 100mm long by 100mm wide.
(**) The board construction includes: a 6 layer board (2S 4P, with power planes
80%); size 136mm long by 99mm wide;package location
near middle point of lenght and onethird of width.
PIN FUNCTIONS
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
Name
N.C.
Filter_cap
Brake Delay
-Thermal SD
Sense_in+
Sense_in-
Gnd
Err_out
Err-
Sense_out
N.C.
Vin_out
Vin-
Vin+
+Vcc/2
+Motor start
-AE_W_Gate
+Vdd
+Vcc
-POR
+5V Ref
T_cap
N.C.
+5V Ref Gnd
+5Setpt
Description
Not Connected.
Filter capacitor for 10V internal regulator. The capacitor is optional.
Voice Coil Motor brake delay capacitor.
Pre Thermal Shut Down indication Output.
Non invertingInput of Sense Amplifier.
Inverting Input of Sense Amplifier.
Ground.
Error Amplifier Output.
Inverting Input of Error Amplifier.
Output of Sense Amplifier.
Not Connected.
Output of Input Amplifier.
Inverting Input of Input Amplifier.
Non invertingInput of Input Amplifier.
Half Supply Voltage reference.
Motor startOutput to Spindle Controller.
Write Gate Output to AE.
+5V Supply.
+12V Supply.
Power On Reset. Low willsignal thefailureof thelogic supply or 12Vsupply
+5V Reference Output from the Voltage Reference Regulator.
Power On Reset Timing Capacitor. The capacitor sets the POR delay.
Not Connected.
Ground for VoltageReference Generator.
+5V Monitor Set Point and filtering
L6246
3/12
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