TLE 8444SL Infineon Technologies, TLE 8444SL Datasheet - Page 27

• Manufacturer Part Number: TLE 8444SL
• Manufacturer: Infineon Technologies

Specifications of TLE 8444SL

• Packages: PG-SSOP-24-7
• Ipeak: 4 x 0.8 A
• Inhibit: Y
• Iq (typ): 1.0 µA
• Mounting: SMT
• Technology: BCD

Figure 19
Note : All VS and GND pins must be externally connected together. CS and CS2 capacitors must be placed as
close as possible to the Vs pin for optimized EMC performance.
Data Sheet
Application Circuit for bipolar stepper motor loads
WDO
WDI
XC866
µC
R
VCC
R
EF2
Watchdog Out
Watchdog In
Reset Out
R
EF1
Q
100 nF
C
C
22 F
D
14
8
1
9
Q
INH
IN
IN
IN
EF
EF
IN
6
2
3
4
1
TLE4678 G
D
1
2
27
3-5,10-12
VReg
( pin 1,2,11,12, 20)
( pin 4,9,15,22)
GND
GND
V
S
7
Reset
Adjust
13
2
OUT
OUT
OUT
OUT
Input
Watchdog Adjust
4
1
2
3
R
100k
WA
C
100nF
C
100 nF
I
S2
C
47 F
Stepper
S
V
Bipolar
Motor
BAT
M
D
RP
Rev. 1.1, 2009-07-07
D
Block Description
ZS
TLE 8444SL