AMIS-30624 AMI Semiconductor, Inc., AMIS-30624 Datasheet - Page 9
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AMIS-30624
Manufacturer Part Number
AMIS-30624
Description
I2c Microstepping Motordriver
Manufacturer
AMI Semiconductor, Inc.
Datasheet
1.AMIS-30624.pdf
(56 pages)
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AMIS-30624 I
Table 5: DC Parameters (cont.)
Notes:
Charge Pump
Motion Qualification Mode Output
AMI Semiconductor – Apr. 2007, Rev 3.1, M-20664-003
www.amis.com
C
C
V
R
V
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
Av
buffer
pump
OUT
OUT
cp
No more than 100 cumulated hours in life time above T
Thermal shutdown and a low temperature warning are derived from thermal warning.
A 10µF buffer capacitor of between VBB and GND is the minimum needed. Short connections to the power supply are recommended.
Pin VDD must not be used for any external supply
The RAM content will not be altered above this voltage.
External resistance value seen from pin SWI or HW, including 1kΩ series resistor.
If input voltages < - 0.3V, than a resistor between 22Ω to 100Ω needs to be put in series
If the I
CPP CPN External pump capacitor
2
VCP
SWI
C-bus is operated in Fast Mode V
Output voltage
External buffer capacitor
Output voltage swing
Output impedance
Gain = V
2
C Microstepping Motordriver
SWI
/ V
BEMF
IHmin
= 0.7 * Vdd
tsd
.
V
8V < V
TestBemf I
Service mode I
Service mode I
bb
> 15V
bb
9
< 15V
2
C command
2
2
C command
C command
2 * V
V
bb
220
220
+10
bb
– 5
0 - 4,85
2
0,50
2 * V
V
bb
+12.5
bb
– 2.5
Data Sheet
V
2 * V
bb
470
470
+15
bb
V
kΩ
nF
nF
V
V
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