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參數(shù)資料
| 型號： | L6271 |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 運動控制電子 |
| 英文描述： | DISK DRIVE MOTOR CONTROLLER, PDSO24 |
| 封裝： | PLASTIC, SO-24 |
| 文件頁數(shù)： | 1/10頁 |
| 文件大小： | 72K |
| 代理商： | L6271 |
90V BCD MIXED TECHNOLOGY
SO24 AND SO20 PLASTIC SMD PACKAGE
4.5 TO 13.2V OPERATIVE VOLTAGE
±25 TO ±40V OUTPUT VOLTAGE RANGE
SELECTABLE BY EXTERNAL RESISTOR
FULL-WAVE
RESONANT
DC-DC
CON-
VERTER USING SINGLE COIL FOR DUAL
HIGH VOLTAGE GENERATOR WITH OUT-
PUT SLEW RATE CONTROL AND SELF
CURRENT LIMITING
LINEAR MODE AND BANG-BANG MODE
±40V OR 0/+80V OPERATIVE VOLTAGE
DRIVING CONFIGURATION MODES:
1. SINGLE ENDED VOLTAGE MODE
2. DIFFERENTIAL VOLTAGE MODE
3. SINGLE ENDED CHARGE MODE
DOUBLE OPERATIONAL AMPLIFIERS WITH
500KHZ GAIN BANDWIDTH PRODUCT AND
LOAD DRIVING CAPABILITY FROM 0.4NF
UP TO 24NF
2.5V VOLTAGE REFERENCE
2.5V ANALOG SHIFTING CIRCUITRY
POWER SAVING SLEEP MODE
DESCRIPTION
The L6270/1 is a piezoelectric actuator driver.
This is preliminary information on a new product now in development. Details are subject to change without notice.
February 1999
COIL
+
-
+
-
RESONANT
DC-DC
STEP-UP
CONTROLLER
HVP
HVM
HVP
HVM
1
K
2.5V
50K
SLEEP
ANALOG LEVEL
SHIFTER
VOUT=VIN-2.5
VOUT
VIN
BAND-GAP
REFERENCE
+
-
+
-
INTERNAL
CURRENT
BIAS
100
A
VSUPPLY
200
A
VSUPPLY
4.5V-13V
CRES
BANG-LIN
V512-AP
COIL
HVP
POWER
SUPPLY
INB-
3
21
20
24
17
INB+
16
RC
COMP
22
INA-
8
INA+
9
SLEEP
7
11
10
V-SHIFTED
VIN0-5
13
12
GND-A
VREF
100nF
25K
14
IREF
15
DC2REF
RREFDC
20
5
6
V512A
OUT1-A
OUTK-A
23
HVM
OUT1-B
19
18
OUTK-B
GND-P
2
HBRIDGE
1
D98IN959A
+40V
-40V
100nF
47nF
100nF
Vfdb
1
BLOCK DIAGRAM
SO20
SO24
ORDERING NUMBERS:
L6270
L6271
L6270
L6271
MILLI-ACTUATOR DRIVER
PRODUCT PREVIEW
1/10
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|---|---|
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