LB1955 Datasheet, PDF (1/7 Pages) Sanyo Semicon Device – Three-Phase Brushless Motor Driver

Ordering number :EN5452
Monolithic Digital IC
LB1955
Three-Phase Brushless Motor Driver
Functions
• The LB1955 is a 3-phase brushless motor driver IC that
is optimal for applications such as driving the drum
motor in VCRs.
Features
• Current linear drive
• FG and PG free
• Single-voltage power supply
• Built-in AGC circuit
• Built-in thermal shutdown circuit
Package Dimensions
unit: mm
3222-HSOP28
[LB1955]
Ambient temperature, Ta – °C
SANYO: HSOP28
Specifications
Absolute Maximum Ratings at Ta = 25°C
Parameter
Maximum supply voltage
Maximum output current
Allowable power dissipation
Operating temperature
Storage temperature
Symbol
V_CCmax
I_OUT
Pdmax
Topr
Tstg
Independent device
Conditions
Allowable Operating Ranges at Ta = 25°C
Parameter
Supply voltage
Hall input amplitude
VC input voltage
Symbol
V_CC
Vhall
V_C
At the input
Conditions
Ratings
Unit
14.5
V
1.0
A
0.60
W
–20 to +75
°C
–55 to +150
°C
Ratings
10.2 to 13.8
70 to 500
0 to 5
Unit
V
mVp-p
V
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN
73097HA (OT) No. 5452-1/7