L7250
ELECTRICAL CHARACTERISTCS
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Value
Unit
V
VCV1,VCV2,VCV3,VCV4
VCC5 maximum voltage
14
6
V
OUTU1,OUTU2,OUTV1,OUTV2,OUTW1,OUTW2
VCMP1,VCMP2,VCMN1,VCMN2
VM1,VM2
-1V to 16
V
Digital Input Voltage
-0.3 to VCC5
0 to 70
V
Operating free-air temperature
Storage Temperature
°C
°C
-55 to 150
ELECTRICAL CHARACTERISTCS
POWER SUPPLY [VCC5 & VCV] VCC5 = 5V ±10%, VCV = 12V ±10%. T
= 25°C (unless otherwise specified)
amb
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
POWER MONITOR, SUPPLY CURRENTS, ETC.
Icc5
Ivcv
VCC5 Operating current
Spindle and VCM enabled, no
load
9
mA
mA
VCV + VRET Operating current
Spindle and VCM enabled, no
load
44
CHARGE PUMP VOLTAGE BOOSTER
VBOOS Charge pump output voltage
T
VCV = 12V
Iload = 5mA
18.5
1
V
VBOOS Switching frequency
Tfreq
MHz
POWER MONITOR
vt5
vt12
VCC5 threshold
4.0
9
4.175
9.5
4.35
10
V
V
VCC12 threshold
hv5
VCC5 hysteresis
40
100
200
2.8
160
300
2.9
60
mV
mV
V
hv12
vt33
VCC12 hysteresis
V33 Threshold
100
2.7
20
hv33
vt18
V33 Hysteresis
40
mV
V
V18 Threshold (at pin 25_FEED)
V18Hysteresis
1.07
25
1.12
50
1.17
75
hv18
NPOR
mV
V
NPOR low level output voltage
VCV > 4.5V Iol = 5mA
0.75
low
5/46
STMICROELECTRONICS [ ST ]
