L6460 STMicroelectronics, L6460 Datasheet - Page 65
L6460
Manufacturer Part Number
L6460
Description
MOSFET & Power Driver ICs SPI Config Stepper DC Multi Motor DRV
Manufacturer
STMicroelectronics
Type
Full-Bridge Driverr
Datasheet
1.L6460.pdf
(139 pages)
Specifications of L6460
Product
Half-Bridge Drivers
Rise Time
0.4 us
Fall Time
0.4 us
Supply Voltage (max)
38 V
Supply Voltage (min)
13 V
Supply Current
11 mA
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
Number Of Drivers
4
Output Current
10 mA
Output Voltage
30 V
Package / Case
TQFP-64
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
L6460
Manufacturer:
MICROCHIP
Quantity:
998
- Current page: 65 of 139
- Download datasheet (4Mb)
L6460
Figure 18. Bipolar stepper configuration
Using the StepCtrlMode[2:0] bits in StepCfg1 register, L6460 can be programmed to
internally generate the stepping levels. In these cases and depending on the StepFromGpio
bit in the StpCfg1 register the Stepper driver will move to next step each time the StepCmd
bit is set at logic level “1” or at each pulse transition longer than ~1µs externally applied on
GPIO12 (StepReq signal), according to
DC3
Ref1
Ref2
VRefA
SelStepRef
- Control Logic
- Toff generation
- DAC reference
selection
SENSE
V
STEPREF
DC3
PH-
_PH-
Bridge Driver
Bridge Driver
V
Doc ID 17713 Rev 1
supply
Supply
Sense
PH+
DC3
VRefA
VRefB
_PH+
Table
StepperDACPhA
StepperDACPhB
21.
PH-
Stepper
Motor
Supply
Sense
VRefB
PH+
DC4
DC4
DC4
Power bridges
PH-
PH+
SENSE
65/139
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