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LB1924 Datasheet(PDF) 2 Page - Sanyo Semicon Device

Part # LB1924
Description  Power Brushless Motor Driver IC for Office Automation Equipment
PDF  11 Pages
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Manufacturer  SANYO [Sanyo Semicon Device]
Direct Link  https://www.sanyo-av.com/us/
Logo SANYO - Sanyo Semicon Device

LB1924 Datasheet(HTML) 2 Page - Sanyo Semicon Device

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No. 5687-2/11
LB1924
Parameter
Symbol
Conditions
Ratings
Unit
Maximum supply voltage
VCC max
30
V
VM max
VCC ≥ VM
30
V
Output current
IO max
t
≤ 500 ms
3.1
A
Allowable power dissipation
Pd max1
Independent IC
3
W
Pd max2
With an arbitrarily large heat sink
20
W
Operating temperature
Topr
–20 to +80
°C
Storage temperature
Tstg
–55 to +150
°C
Specifications
Absolute Maximum Ratings at Ta = 25°C
Parameter
Symbol
Conditions
Ratings
Unit
Supply voltage range
VCC
9.5 to 28
V
VM
VCC ≥ VM
9 to 28
V
Regulated voltage output current
IREG
0 to –20
mA
Lock detection output current
ILD
0 to 15
mA
Allowable Operating Conditions at Ta = 25°C
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Current drain
ICC131
40
mA
ICC2
When stopped
5.5
8.0
mA
Output saturated voltage
VO sat1
IO = 1A, VO (Sink) + VO (Source)
2.0
2.5
V
VO sat2
IO = 2A, VO (Sink) + VO (Source)
2.6
3.2
V
Output leakage current
IO leak
100
µA
[5-V Regulated Voltage Output]
Output voltage
VREG
IO = –5 mA
4.65
5.00
5.35
V
Line regulation
∆VREG1VCC = 9.5 to 28 V
30
100
mV
Load regulation
∆VREG2IO = –5 to –20 mA
20
100
mV
[Hall Amplifier]
Input bias current
IHB
–4
–1
µA
Common-mode input voltage range
VICM
1.5
VREG–1.5
V
Hall input sensitivity
60
mVp-p
Hysteresis
∆VIN
81424
mV
Input voltage (low to high)
VSLH
7mV
Input voltage (high to low)
VSHL
–7
mV
[RC Oscillator]
Output high-level voltage
VOH(CR)
2.4
2.7
3.0
V
Output low-level voltage
VOL(CR)
1.1
1.4
1.7
V
Oscillator frequency
f (CR)
R = 22 k
Ω, C = 4700 pF
19
kHz
Amplitude
V (CR)
1.0
1.25
1.5
Vp-p
[CROCK Oscillator]
Output high-level voltage
VOH(RK)
2.5
2.8
3.1
V
Output low-level voltage
VOL(RK)
0.5
0.8
1.1
V
External capacitor charging current
ICHG1
–10
–8
–6
µA
ICHG26
8
10
µA
Oscillator frequency
f (RK)
C = 0.047 µF
44
Hz
Amplitude
V(RK)
1.75
1.95
2.25
V
[Current Limiter Operation]
Limiter
VCC-VM
0.45
0.5
0.55
V
[Thermal Shutdown Operation]
Thermal shutdown temperature
TSD
Design target value (junction temperature)
150
180
°C
Hysteresis
∆TSD
Design target value (junction temperature)
40
°C
Electrical Characteristics at Ta = 25°C, VCC = VM = 24 V
Continued on next page.



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