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Sanyo Electric Components Datasheet

LB11988V Datasheet

Fan Motor Driver

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Ordering number : ENA0377
LB11988V Monolithic Digital IC
Fan Motor Driver
Overview
The LB11988V is a motor driver IC optimal for driving the DC fan motors.
Features
3-Phase full-wave current-linear drive system.
Current limiter circuit built in.
Output stage upper/lower over-saturation prevention circuit built in.
Forward/backward rotation direction setting circuit built in.
FG amplifier built in.
Thermal shutdown circuit built in.
Absolute Maximum Ratings at Ta = 25°C
Parameter
Maximum supply voltage
Maximum output current
Allowable power dissipation
Operating temperature range
Storage temperature range
Symbol
VCC max
VS max
IO max
Pd max
Topr
Tstg
Conditions
Independent IC
Allowable Operating Range at Ta = 25°C
Parameter
Supply voltage
Hall input amplitude
Symbol
VS
VCC
VHALL
Conditions
Between hall inputs
Ratings
24
24
1.3
0.5
-30 to +75
-55 to +150
Unit
V
V
A
W
°C
°C
Ratings
5 to 22
7 to 22
±30 to ±80
Unit
V
mVo-p
Any and all SANYO Semiconductor products described or contained herein do not have specifications
that can handle applications that require extremely high levels of reliability, such as life-support systems,
aircraft's control systems, or other applications whose failure can be reasonably expected to result in
serious physical and/or material damage. Consult with your SANYO Semiconductor representative
nearest you before using any SANYO Semiconductor products described or contained herein in such
applications.
SANYO Semiconductor assumes no responsibility for equipment failures that result from using products
at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition
ranges, or other parameters) listed in products specifications of any and all SANYO Semiconductor
products described or contained herein.
D1306 TI IM B8-7391 No.A0377-1/7
Datasheet pdf - http://www.DataSheet4U.net/


Sanyo Electric Components Datasheet

LB11988V Datasheet

Fan Motor Driver

No Preview Available !

www.DataSheet.co.kr
LB11988V
Electrical Characteristics at Ta = 25°C, VCC = 12V, VS = 12V
Parameter
Symbol
Conditions
VCC supply current
Output
Output saturation voltage
ICC
VOsat1
RL = 560(Y)
IO = 500mA, Rf = 0.5,
Sink+Source (with saturation prevention)
VOsat2
IO = 1.0A, Rf = 0,
Sink+Source (with saturation prevention)
Output leakage current
Hall amplifier
Input offset voltage
IOleak
Voff(HALL)
Input bias current
Common-mode input voltage
Ib(HALL)
Vcm(HALL)
VIN, WIN
FR
Threshold voltage
VFRTH
Input bias current
Ib(FR)
Current limit
LIM pin current limit level
Saturation
ILIM Rf = 0.5, Hall input logic fixed
(U, V, W = H, H, L)
Saturation prevention circuit
lower set voltage
FG Amplifier
VOsat(DET)
RL = 560(Y),Rf = 0.5
Voltage between each OUT and RF
Output “High” voltage
Vfgoh(SH)
Output “Low” voltage
Vfgol(SH)
Hysteresis width
Vhys
TSD operating temperature
T-TSD
Design target value*
*: T-TSD is not measured because it stands for design target.
Ratings
min typ max
unit
15 24 mA
2.1 2.6
V
2.6 3.5
1.0 mA
-6 +6 mV
1 3 µA
3
VCC-3
V
4 8V
-5 µA
1A
0.28 V
11.8
V
0.3
23 mV
170 °C
Package Dimensions
unit : mm (typ)
3315
9.75
24 13
Pd max - Ta
0.6
Independent IC
0.5
1
(0.48)
0.8
0.3
12
0.15
SANYO : SSOP24J(275mil)
0.4
0.3
0.2
0.1
0
-30
0.30
-10 10 30 50 70 90
Ambient Temperature, Ta- °C
ILB01791
No.A0377-2/7
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Part Number LB11988V
Description Fan Motor Driver
Maker Sanyo Semicon Device
Total Page 7 Pages
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