LB1862M_09 SANYO [Sanyo Semicon Device], LB1862M_09 Datasheet

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LB1862M_09

Manufacturer Part Number
LB1862M_09
Description
For Fan Motor Single-Phase Full-Wave Driver
Manufacturer
SANYO [Sanyo Semicon Device]
Datasheet
Ordering number : EN5657D
LB1862M
LB1962M
Overview
Functions
Specifications
Absolute Maximum Ratings at Ta = 25°C
* Specified board: 114.3mm × 76.2mm × 1.5mm, glass epoxy board.
Maximum supply voltage
Maximum output current
Maximum output withstand voltage
RD/FG maximum output withstand voltage
RD/FG maximum output current
HB maximum output current
ST maximum input voltage
Allowable power dissipation
Operating temperature
Storage temperature
Single-phase full-wave drive design and a compact package make these ICs optimal for small fans (especially CPU
cooling fans). Low switching noise and effective motor drive are further advantages. The LB1862M features a lockup
detection output (RD) and the LB1962M features a rotation detection output (FG).
• Support for 5V/12V dual power supply voltage
• Built-in regenerative circuit allows use of reverse connection protection diode
• Built-in Hall amplifier with hysteresis (supports core without auxiliary electrode)
• Built-in lockup protection and automatic recovery circuits
• Latch-type lockup detection output (RD) is Low during rotation and High during stop (LB1862M)
• Rotation detection output (FG) (LB1962M)
• Hall bias pin and start/stop pin allow reduced current drain in standby mode
• Built-in thermal protection circuit
"standard application", intended for the use as general electronics equipment (home appliances, AV equipment,
Parameter
Any and all SANYO Semiconductor Co.,Ltd. products described or contained herein are, with regard to
communication device, office equipment, industrial equipment etc.). The products mentioned herein shall not be
intended for use for any "special application" (medical equipment whose purpose is to sustain life, aerospace
instrument, nuclear control device, burning appliances, transportation machine, traffic signal system, safety
equipment etc.) that shall require extremely high level of reliability and can directly threaten human lives in case
of failure or malfunction of the product or may cause harm to human bodies, nor shall they grant any guarantee
thereof. If you should intend to use our products for applications outside the standard applications of our
customer who is considering such use and/or outside the scope of our intended standard applications, please
consult with us prior to the intended use. If there is no consultation or inquiry before the intended use, our
customer shall be solely responsible for the use.
Specifications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein stipulate
the performance, characteristics, and functions of the described products in the independent state, and are not
guarantees of the performance, characteristics, and functions of the described products as mounted in the
customer
device, the customer should always evaluate and test devices mounted in the customer
equipment.
'
s products or equipment. To verify symptoms and states that cannot be evaluated in an independent
V CC max
I OUT max
V OUT max
V R/F max
I R/F max
I B max
V ST max
Pd max
Topr
Tstg
Symbol
Monolithic Digital IC
For Fan Motor
Single-Phase Full-Wave Driver
Mounted on a specified board *
Conditions
80509 SY/21809 MS/O2599RM(KI) No.5657-1/7
Ratings
'
s products or
-55 to +150
-30 to +90
850
0.5
17
17
17
10
15
5
Unit
mW
mA
mA
°C
°C
V
A
V
V
V

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LB1862M_09 Summary of contents

Page 1

Ordering number : EN5657D LB1862M LB1962M Overview Single-phase full-wave drive design and a compact package make these ICs optimal for small fans (especially CPU cooling fans). Low switching noise and effective motor drive are further advantages. The LB1862M features a ...

Page 2

Allowable Operating Conditions 25°C Parameter Symbol Power supply voltage input High level voltage input Low level voltage ST L Hall input common mode voltage V ICM Electrical Characteristics ...

Page 3

Pin Assignment Block Diagram CT 0.47 to 1μF Discharge pulse HALL IN − Hysteresis amplifier HB Thermal protection circuit Truth Table ST IN- IN+ CT OUT1 OFF ...

Page 4

Startup Power- OUT Lockup protection/automatic recovery OUT Start/stop ST OUT RD FG LB1862M,LB1962M Output ON Locked Output OFF Output OFF Released Output OFF PS No.5657-4/7 ...

Page 5

Design Reference ( pin Power supply pin for control block and motor drive. Accepts a wide operation voltage range from 3.8 to 16.8V, for 5V/12V dual power supply support. (2) OUT1, OUT2 pins Single-phase coil output pins. Bipolar ...

Page 6

Application Circuit Example Power supply voltage O(sat 0 3.8V ...

Page 7

1 3. 25°C 0.8 0.6 0.4 0 SANYO Semiconductor Co.,Ltd. assumes no ...

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