L7200中文资料PDF规格书
L7200规格书详情
DESCRIPTION
The L7200 Mozart integrates into a single chip both spindle and VCM controllers as well as power stages. The device is designed for 12V disk drive application requiring up to 2.5A of spindle and 1.7A of VCM peak currents. The device is based on the sinusoidal driving of the spindle motor. This is realized digitally by the SMOOTHDRIVE™ SYSTEM.
GENERAL
■ 12V (+/- 10) OPERATION.
■ REGISTER BASED ARCHITECTURE
■ MINIMUM EXTERNAL COMPONENTS
■ BCD TECHNOLOGY
VCM DRIVER
■ 1.7A DRIVE CAPABILITY
■ 0.75Ω TOTAL BRIDGE IMPEDANCE AT 125°C
■ LINEAR MODE
■ PHASE SHIFT MODULATION (PWM MODE)
■ INSTANTANEOUS, (GLICH FREE) SWITCH
■ BETWEEN THE 2 MODES.
■ CLASS AB OUTPUT DRIVERS
■ ZERO CROSSOVER DISTORSION
■ 14 BIT DAC DEFINE OUTPUT CURRENT
■ SELECTABLE TRANSCONDUCTANCE
■ RAMP LOADING & PARKING VOLTAGE
■ FULL INTERNAL VCM CALIBRATION
■ DYNAMIC BRAKE
SPINDLE DRIVER
■ 2.5A DRIVE CAPABILITY
■ 0.75Ω TOTAL BRIDGE IMPEDANCE AT 125°C
■ SMOOTHDRIVE™ ARCHITECTURE
■ SINUSOIDAL DRIVING, VOLTAGE MODE
■ BIPOLAR DRIVING
■ BEMF, INTERNAL OR EXTERNAL, PROCESSING
■ SENSOR-LESS MOTOR COMMUTATION
■ PROGRAMMABLE COMMUTATION DELAY
■ FIXED FREQUENCY PWM OPERATION MODE
■ INTERNAL FREQUENCY LOCKED LOOP SPEED CONTROL (FLL)
■ PROGRAMMABLE DIGITAL FILTER FOR SPEED CONTROL LOOP
■ BEMF RECTIFICATION DURING RETRACT
■ BUILT-IN INDUCTIVE SENSING START UP
■ DYNAMIC & REVERSE BRAKE
■ BACK ROTATION DETECTION
OTHER FUNCTIONS
■ 12V, 5V , 3.3V AND 2.5V MONITORING WITH POSSIBLE EXTERNAL SET TRIP POINTS AND HYSTERESIS
■ POWER UP/DOWN SEQUENCING
■ 8V, 3.3V AND 2.5V POSITIVE REGULATORS
■ 3.3V LOGIC COMPATIBILITY
■ SHOCK SENSOR DETECTOR
■ INTERNAL POR DELAY TIME AT POWER ON (80ms)
■ INTERNAL ISOFET FOR BEMF RECTIFICATION
■ THERMAL SHUTDOWN AND PRETHERMAL WARNING
产品属性
- 型号:
L7200
- 制造商:
INTEL
- 制造商全称:
Intel Corporation
- 功能描述:
Intel Core2 Duo Mobile Processor for Intel Centrino Duo Mobile Processor Technology
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
ST |
23+ |
SOP20 |
12335 |
询价 | |||
ST |
2020+ |
SOP20 |
16800 |
绝对原装进口现货,假一赔十,价格优势!? |
询价 | ||
ST/意法 |
22+ |
SOP |
6521 |
只做原装正品现货!或订货假一赔十! |
询价 | ||
LINKUP |
21+ |
BGA280 |
20000 |
原厂订货价格优势,可开13%的增值税票 |
询价 | ||
ST |
22+ |
SOP |
5000 |
只做原装,假一赔十 15118075546 |
询价 | ||
LINKUP |
2022 |
BGA-280P |
80000 |
原装现货,OEM渠道,欢迎咨询 |
询价 | ||
ST |
2020+ |
SO20 |
35000 |
100%进口原装正品公司现货库存 |
询价 | ||
OKI |
23+ |
BGAQFP |
8659 |
原装公司现货!原装正品价格优势. |
询价 | ||
oki |
22+23+ |
TQFP |
34258 |
绝对原装正品全新进口深圳现货 |
询价 | ||
原装LinkUp |
BGA-280P |
68900 |
原包原标签100%进口原装常备现货! |
询价 |