LB1946-E ON Semiconductor, LB1946-E Datasheet - Page 2

• Manufacturer Part Number: LB1946-E
• Description: 55T3131
• Manufacturer: ON Semiconductor
• Type: Stepper Motor Driverr

Specifications of LB1946-E

• Motor Type: Stepper
• No. Of Outputs: 2
• Output Current: 1.5A
• Driver Case Style: DIP
• No. Of Pins: 28
• Operating Temperature Range: -20°C To +85°C
• Svhc: No SVHC (20-Jun-2011)
• Base Number: 1946
• Rohs Compliant: Yes
• Product: Stepper Motor Controllers / Drivers
• Operating Supply Voltage: 10 V to 45 V
• Supply Current: 37 mA
• Mounting Style: Through Hole
• Package / Case: DIP-28
• Operating Temperature: - 20 C to + 85 C
• Supply Voltage (min): 4.5 V
• Lead Free Status / Rohs Status: Details

Allowable Operating Ranges at Ta = 25°C
Electrical Characteristics at Ta = 25°C, V CC = 5V, VBB = 45V, VRES = 1.52V
*Design guaranteed value
Motor supply voltage
Logic supply voltage
Reference voltage
Output Block
Output stage supply current
Output saturation voltage 1
Output saturation voltage 2
Output saturation voltage 3
Output saturation voltage 4
Output leakage current
Output sustain voltage
Logic Block
Logic system supply current
Input voltage
Input current
Sense voltages
Reference current
CR pin current
MD pin current
Logic system on voltage
Logic system off voltage
LVSD hysteresis
Thermal shutdown temperature
Parameter
Parameter
I CC OFF1
I CC OFF2
VLSDOFF
I O 1 (leak)
I O 2 (leak)
VLSDON
IBB OFF
I CC ON
Symbol
IBB ON
V O sat1
V O sat2
V O sat3
V O sat4
V O sus
VLHIS
IREF
IMD
V IH
ICR
V IL
VE
I IH
I IL
Ts
Symbol
VREF
VBB
V CC
I O =+1.0A (sink)
I O =+1.5 A (sink)
I O =-1.0 A (source)
I O =-1.5 A (source)
V O =VBB (sink)
V O =0V (source)
L=15mH I O =1.5A *
D0=1,D1=1,D2=1,D3=1
When these data values are set
D0=0,D1=0,D2=0,D3=0
ST=LOW
V IH =2V
V IL =0.8V
D0=1,D1=1,D2=1,D3=1
When these data values are set
D0=1,D1=1,D2=1,D3=0
D0=1,D1=1,D2=0,D3=1
D0=1,D1=1,D2=0,D3=0
D0=1,D1=0,D2=1,D3=1
D0=1,D1=0,D2=1,D3=0
D0=1,D1=0,D2=0,D3=1
D0=1,D1=0,D2=0,D3=0
D0=0,D1=1,D2=1,D3=1
D0=0,D1=1,D2=1,D3=0
D0=0,D1=1,D2=0,D3=1
D0=0,D1=1,D2=0,D3=0
D0=0,D1=0,D2=1,D3=1
D0=0,D1=0,D2=1,D3=0
VREF=1.5V
CR=1.0V
MD=1.0V, CR=4.0V
LB1946
Conditions
Conditions
min
0.470
0.445
0.425
0.410
0.385
0.365
0.345
0.325
0.280
0.240
0.195
0.155
0.115
0.075
25.5
0.01
2.45
0.03
-0.5
-1.7
-5.0
-50
1.6
1.3
2.6
45
18
2
6
Ratings
Ratings
typ
-1.25
0.05
0.50
0.48
0.46
0.43
0.41
0.39
0.37
0.35
0.30
0.26
0.22
0.17
0.13
0.09
2.65
0.15
170
2.4
1.9
1.2
1.5
1.9
2.2
2.8
37
26
4.5 to 5.5
0.0 to 3.0
10 to 45
max
0.525
0.505
0.485
0.465
0.435
0.415
0.385
0.365
0.325
0.285
0.235
0.190
0.145
0.100
48.5
2.85
0.35
-0.9
3.5
2.5
1.6
1.9
2.2
2.4
0.8
3.0
0.1
50
34
35
No.7115-2/16
Unit
unit
V
V
V
mA
mA
mA
mA
mA
mA
µA
µA
µA
µA
µA
µA
°C
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V