L6472 STMICROELECTRONICS [STMicroelectronics], L6472 Datasheet - Page 10

• Manufacturer Part Number: L6472
• Description: dSPIN fully integrated microstepping motor driver
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Electrical data
2.2
2.3
10/69
Recommended operating conditions
Table 3.
Thermal data
Table 4.
1. HTSSOP28 mounted on EVAL6472H Rev 1.0 board: four-layer FR4 PCB with a dissipating copper surface
2. POWERSO36 mounted on EVAL6472PD Rev 1.0 board: four-layer FR4 PCB with a dissipating copper
Symbol
V
V
Symbol
V
out_diff
REG,in
V
of about 40 cm
surface of about 40 cm
R
V
ADC
T
DD
S
thJA
j
Logic interface supply voltage
Motor supply voltage
Differential voltage between
V
and V
PGND pins
Logic supply voltage
Integrated ADC input voltage
(ADCIN pin)
Operating junction temperature
SA
Thermal resistance junction-ambient
Recommended operating conditions
Thermal data
, OUT1
2
SB
on each layer and 15 via holes below the IC.
, OUT1
Parameter
A
, OUT2
2
on each layer and 22 via holes below the IC.
B
, OUT2
A
Parameter
, PGND
Doc ID 022729 Rev 1
B
,
3.3 V logic outputs
5 V logic outputs
V
V
V
external source
SA
SA
REG
= V
= V
voltage imposed by
Test condition
SB
SB
= V
= V
S
S
POWERSO36
HTSSOP28
Package
3.2 3.3
-25
8
0
(1)
(2)
Value
3.3
5
Typ
22
12
V
125
45
45
REG
°C/W
L6472
Unit
Unit
°C
V
V
V
V
V