L9911(2005) Ver la hoja de datos (PDF) - STMicroelectronics
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L9911 Datasheet PDF : 15 Pages
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L9911
Table 5. ELECTRICAL CHARACTERISTCS
(Tj = -40°C to 150°C; unless otherwise specified)
Symbol
Parameter
Test Condition
Vbat Operating Supply Voltage
Ib-sinked Supply Battery Current
Ib-stby Stand-by Current
B+ = 12.5V, F+ = 0V
Vreg 1
Vreg 2
Vreg 3
Regulated Voltage & Thermal
Drift.
3 configurations available,
selectable by mask option
(see Table.8).
Ialt=1A-0.9*Inom; Tcase=20ºC;
1400<rpm<RPMMAX (Fig. 3)
Ialt=10A; Tcase=23ºC;
rpm=6000rpm;15V max (Fig. 4)
Ialt=10A; Tcase=23ºC;
rpm=6000rpm (Fig. 5)
Delta
Vrpm
1400<rpm<RPMMAX; Ialt=10A
Delta
Vload
5A<Ialt<Inom; rpm=6000rpm
Vreg-less Reg. Voltage without Battery Ialt = 3A resistive; Tcase=25º;
2000<rpm<RPMMAX
Vov-p Overvoltage protection
threshold
Voltage on pin
B+ to disable L
drivers
High and low
side driver off
Vov-d Overvoltage diagnosis
threshold
VB+ to turn on L low side driver at
VF+ > VS1
Tj-sd
Thermal shutdown threshold Temperature to disable F+, DFM, L
(high & low side drivers)
Tj-sd-dwn Thermal Shut-down
hysteresis
L/F+/DFM from OFF STATE (due to
thermal shutdown) to ON STATE
Vuv-1 Under voltage diagnosis
threshold
VB+ to turn on L low side driver
Vuv-up
VB+ to turn off L low side driver
VF+_sat
Vf
If_SCTH
Vs1
f-pre
Duty-pre
t-rise
t_fall
Fsw_F+
If_leak
Field driver saturation voltage Tj = 150ºC; I = 4.5A
Tj = 25ºC; I = 7A
Freewheeling diode F+
I=5A
Field short circuit driver
protection threshold current
(see fig. 16
F+ = 0V; Tj = -40ºC
F+ = 0V; Tj = -25ºC
F+ = 0V; Tj = -150ºC
Field driver ON-state
detection
Pre-excitation frequency
Pre-excitation Field driver
ON-duty
Output Voltage Rise Time Ifield = 3A resistive (Fig. 7)
Output Voltage Fall Time
Ifield = 3A resistive (Fig. 7)
Field switching frequency
Ialt=1A~0.9*Inom;1400rpm<rpm<R
PMMAX
Output Field Driver Leakage B+ = 24V; VF+ = 0
Current
Min.
7
14.0
-4.5
14.35
-11.8
14.35
-6
Typ.
14.4
-3.5
14.5
-10
14.5
-4
Max.
18
25
500
14.8
-2.5
14.65
-8.2
14.65
-2
200
Unit
V
mA
µA
V
mV/°C
V
mV/°C
V
mV/°C
mV
250 mV
12
16
V
18
22
V
Vreg - Vreg Vreg + V
5%
5%
160 175 190
ºC
Tj-sd-
10
Tj-sd-2 ºC
7.7
8.6
9.5
V
Vuv + Vuv + Vuv +
V
0.40 0.50 0.60
0.6
V
0.55
V
2
V
11
18
A
8.5
18
A
5.5
18
A
4.5
5.5
V
283 333 383 Hz
15.93 18.75 21.57 %
10
50
µs
10
50
µs
250
400 Hz
10
µA
3/15
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