L6472H STMicroelectronics, L6472H Datasheet - Page 14

• Manufacturer Part Number: L6472H
• Description: Motor / Motion / Ignition Controllers & Drivers Motor DRV SPI dSPIN 7.0A 3.0 rms 8 - 45V
• Manufacturer: STMicroelectronics
• Type: 2 Phase Stepper Motor Driverr

Specifications of L6472H

• Product Category: Motor / Motion / Ignition Controllers & Drivers
• Rohs: yes
• Product: Stepper Motor Controllers / Drivers
• Operating Supply Voltage: 8 V to 45 V
• Supply Current: 0.5 mA
• Operating Temperature: - 25 C to + 125 C
• Mounting Style: SMD/SMT
• Package / Case: HTSSOP-28
• Power Dissipation: 5 W

Electrical characteristics
14/68
Table 5.
Switch input (SW)
Current control
Overcurrent protection
Standby
I
I
t
t
I
Symbol
OCD,MAX
OCD,RES
t
I
OCD,Flag
STBY,min
t
t
R
OCD,MIN
I
t
t
I
OCD,SD
t
t
STEP,max
t
t
disSDO
holSDO
t
enSDO
t
STEP,min
logicwu
qSTBY
setSDI
holSDI
setCS
holCS
disCS
vSDO
t
t
t
PUSW
t
hCK
rCK
fCK
lCK
SPI clock rise and fall time
SPI clock high and low time
(7)
Chip select setup time
Chip select hold time
De-select time
Data input setup time
Data input hold time
Data output enable time
Data output disable time
Data output valid time
Data output hold time
SW input pull-up resistance
Max. programmable
reference current
Min. programmable reference
current
Maximum programmable
overcurrent detection
threshold
Minimum programmable
overcurrent detection
threshold
Programmable overcurrent
detection threshold resolution
OCD to flag signal delay time dI
OCD to shutdown delay time
Quiescent motor supply
current in standby conditions
Minimum standby time
Logic power-on and wake-up
time
Electrical characteristics (continued)
Parameter
(7)
Doc ID 022729 Rev 2
(7)
(7)
(7)
(7)
(7)
(7)
(7)
(7)
(7)
C
SW = GND
OCD_TH = ‘1111’
OCD_TH = ‘0000’
dI
'10'
V
V
S
S
L
out
out
= 30pF
= 8V
= 36V
/d
/d
t
t
Test condition
= 350A/µs POW_SR =
= 350A/µs
Min. Typ.
350
800
75
10
25
20
37
60
0.37
0.37
650
600
85
31
26
30
10
38
4
6
5
5
Max. Unit
1000
110
25
38
47
57
34
36
45
L6472
mA
kΩ
µA
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
µs
µs
µs
A
A
A
A