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)： 4/12頁(yè)
文件大?。?/td> 103K
代理商： L6246
ELECTRICALCHARACTERISTICS
(T
j
= 25
°
C, Vdd = 5V, Vcc= 12V; unlessotherwise specified.)
Symbol
Vcc
Parameter
Test Condition
Min.
10.8
Typ.
12
Max.
13.2
Unit
V
Analog/Power supply voltage
range
Digital supply voltage range
Digital supply quiescent current
Digital supply quiescent current
Power supply quiescent current
Power supply quiescent current
THERMAL SHUT DOWN DATA
T
h_SD
Shut down Temperature
T
h_SD_H
Shut down hysteresys
T
h_Warn
Pre Shut down alarm
Pre Shut down alarm hysteresys
EXTERNAL N-MOSFET GATE DRIVER
Vll
Low level voltage
Vhl
High level voltage
Isink
Current sinking capability
Isource
Current source capability
POWER ON RESET AND GATE SPECIFICATION
V
dd_und_th
Digital undervoltage threshold
V
cc_und_th
Power undervoltage threshold
POR
_to
POR timeout
POR
_delay
Time delay forPOR Active
V
dd_POR_T_R
Power supply POR thereshold
Resistance
Vdd
Idd
Idd
Icc
Icc
4.5
5
5
5
5.5
V
Output ENABLED
Output DISABLED
Output ENABLED
Output DISABLED
mA
mA
mA
mA
20
10
135
160
25
140
15
°
C
°
C
°
C
°
C
115
500
mV
V
mA
mA
Vcc+4
4
0.5
3.8
8.5
375
4.1
9.25
500
4.45
10.0
625
1
V
V
Cpor = 1
μ
F
ms
μ
s
K
10
PIN FUNCTIONS
(continued)
Pin
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
Name
+12Setpt
Vbemf
Rpark
-W_Gate
+VCM park
-Spindle_start
+Enable
N.C.
Cpgnd
Gnd
Out+
Vcc
C1
C2
Vcp
Vcc
Out-
Gnd
Gate Drive
Description
+12V Monitor Set Point and filtering
Input BEMF from spindlemotor for parking circuit.
Resistor for setting the park voltage.
Write Gate Input.
External input for parking. High will activate the park procedure.
Spindle Start input.
Input. logic low will disable only the IC.
Not Connected.
Charge Pump Ground.
Ground.
Power Amplifier Output.
+12V Power Supply.
Charge Pump Oscillator Output.
Input for external Charge Pump Capacitor.
Output for Charge Pump Storage Capacitor.
+12V Power Supply.
Power Amplifier Output.
Ground.
Gate Drive for External Isolation N-MOSFETS.
L6246
4/12
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