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VN5770AKTR-E

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30P31-P33P34-P34
Application information VN5770AK-E
22/34 Doc ID 13228 Rev 6
Figure 35. Waveforms
SENSE CURRENT
INPUT
NORMAL OPERATION
UNDERVOLTAGE
V
CC
V
USD
V
USDhyst
INPUT
SENSE CURRENT
LOAD CURRENT
LOAD CURRENT
OVERLOAD OPERATION
INPUT
SENSE CURRENT
T
TSD
T
R
T
j
LOAD CURRENT
INPUT
LOAD VOLTAGE
SENSE CURRENT
LOAD CURRENT
<Nominal
<Nominal
SHORT TO V
CC
CS_DIS
CS_DIS
CS_DIS
CS_DIS
T
RS
I
LIMH
I
LIML
V
SENSEH
thermal cycling
power
limitation
current
limitation
SHORTED LOAD NORMAL LOAD
Obsolete Product(s) - Obsolete Product(s)
VN5770AK-E Application information
Doc ID 13228 Rev 6 23/34
4.1 Maximum demagnetization energy (V
CC
= 13.5V)
Figure 36. Maximum turn off current versus load inductance
Note: Values are generated with R
L
=0
:
In case of repetitive pulses, T
jstart
(at the beginning of each demagnetization) of every pulse
must not exceed the temperature specified above for curves B and C.
V
IN
, I
L
t
Demagnetization
Demagnetization
Demagnetization
0.1
1
10
100
0.01
0.1
1
10
100
L (mH)
I
LMAX
(A)
A
B
C
A = Single Pulse at T
Jstart
=150ºC
B= Repetitive pulse at T
Jstart
=100ºC
C= Repetitive Pulse at T
Jstart
=125ºC
Obsolete Product(s) - Obsolete Product(s)
Package and thermal data VN5770AK-E
24/34 Doc ID 13228 Rev 6
5 Package and thermal data
5.1 SO-28 thermal data
Figure 37. SO-28 PC board
Figure 38. Chipset configuration
Figure 39. Auto and mutual Rthj-amb vs PCB copper area in open box free air
condition
(a)
Layout condition of Rth and Zth measurements (PCB FR4 area= 58mm x 58mm, PCB thickness=2mm,
Cu thickness=35mm, Copper areas: from minimum pad layout to 16cm2).
HIGH SIDE
CHIP
channels 1,2
LOW SIDE
CHIP
LOW SIDE
CHIP
channel 3
channel 4
R
thB
R
thA
R
thC
R
thAB
R
thAC
R
thBC
0
10
20
30
40
50
60
0
1
2
3
4
5
6
7
Cu Area (refer to PCB layout)
Rth (˚C/W)
RthA
RthB = RthC
RthAB = RthAC
RthBC
Obsolete Product(s) - Obsolete Product(s)
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30P31-P33P34-P34

VN5770AKTR-E

Mfr. #:
Buy VN5770AKTR-E
Manufacturer:
STMicroelectronics
Description:
IC MOTOR DRIVER PAR 28SO
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
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