LV8712T-TLM-H ON Semiconductor, LV8712T-TLM-H Datasheet - Page 14

• Manufacturer Part Number: LV8712T-TLM-H
• Description: Motor / Motion / Ignition Controllers & Drivers 4-16V Stepping Motor Driver
• Manufacturer: ON Semiconductor
• Type: Stepper Motor Driverr

Specifications of LV8712T-TLM-H

• Product: Stepper Motor Controllers / Drivers
• Operating Supply Voltage: 4 V to 16 V
• Supply Current: 1.3 mA
• Mounting Style: SMD/SMT
• Package / Case: TSSOP-24
• Operating Temperature: - 20 C to + 85 C
• Supply Voltage (min): 2.7 V
• Motor Type: Stepper
• No. Of Outputs: 2
• Output Current: 1A
• Supply Voltage Range: 4V To 16V
• Driver Case Style: TSSOP
• No. Of Pins: 24
• Operating Temperature Range: -20°C To +85°C
• Svhc: No SVHC (20-Jun-2011)
• Rohs Compliant: Yes
• Lead Free Status / Rohs Status: Details

Application Circuit Example
The formulae for setting the constants in the examples of the application circuits above are as follows :
Constant current (100%) setting
Chopping frequency setting
Short-circuit state
detection monitor
When VREF = 1.0V
This catalog provides information as of February, 2011. Specifications and information herein are subject
to change without notice.
= 10μA/ (220pF × 0.5V × 2) = 45kHz
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Logic input
Clock input
220pF
3.3V
1.0V
-
I OUT = VREF/5/RNF resistance
Fchop = Ichop/ (Cchop × Vtchop × 2)
+
-
= 1.0V/5/0.51Ω = 0.392A
+
10
12
11
1
2
3
4
5
8
6
7
9
RST
REG5
PS
MONI
VREF
CHOP
OE
STEP
ATT2
GND
ATT1
V CC
LV8712T
OUT1A
OUT2A
OUT2B
OUT1B
PGND
PGND
RNF2
RNF1
MD2
MD1
VM
FR
22
19
18
17
16
15
14
13
24
23
21
20
+ -
Logic input
12V
Logic input
PS No.A1674-14/14
M