L9407F Ver la hoja de datos (PDF) - STMicroelectronics
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L9407F Datasheet PDF : 11 Pages
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THERMAL DATA
Symbol
Parameter
Rth j-case Thermal Resistance Junction to Case
Value
0.6
L9407F
Unit
°C/W
ELECTRICAL CHARACTERISTCS
(Tcase = -40ºC ÷ 150ºC; unless otherwise specified)
Symbol
Parameter
Test Condition
Min. Typ. Max Unit
Vbat Operating Supply Voltage
6
18
V
Ib-sinked Supply Battery Current
50
mA
Ib-stby Stand-by Current
Vbat = A+, DF = 12.5V
500
uA
Vreg
Regulated Volt. & Therm. Drift Ialt=1A-0.9*Inom; Tcase=20ºC;
13.9
1200<rpm<RPMMAX;
-4.5
Vreg clamped at 14.8V Max. (Fig.3)
14.35
-3.5
14.8
V
-2.5 mV/°C
fsw
Switching Frequency
preexcitation
30
400
Hz
Delta Vrpm
1500<rpm<RPMMAX; Ialt=5A;
Tcase=23ºC
200
mV
Delta Vload
5A<Ialt<Inom; rpm=6000rpm;
Tcase=23ºC
250
mV
Vreg Reg. Voltage without Battery Ialt = 3A resistive; Tcase=25º;
12
2000<rpm<RPMMAX
16
V
Vov D+ Drivers Disable Threshold Voltage on pin A+ to have D+
18
OFF
22
V
Tj-sd Thermal Shut-down
D+/DF = OFF STATE
180 200
220
ºC
Tj-sd-hys Thermal Shut-down hysteresis D+/DF from OFF STATE (due to Tj-sd-2
thermal shutdown) to ON STATE
Tj-sd-10 ºC
Vuv Low voltage detection
threshold
D+ low side driver ON after
diagnosis delay time
7.7
8.6
9.5
V
Vuv-hys Low voltage detection
threshold hysteresis
D+ low side driver OFF without Vuv + Vuv + Vuv +
V
delay
0.40 0.50 0.60
Ron LSD Low Side Driver Rdson
T = 150ºC; I = 4.5A
189
mΩ
Ron LSD Low Side Driver Rdson
T = 25ºC; I = 7A
107 mOhm
Vf
Freewheeling diode DF
I=5A
2
V
If_SCTH Short Circuit Threshold DF
DF = 12V; Tcase = -40ºC
11
18
A
DF = 12V; Tcase = -25ºC
8.5
18
A
DF = 12V; Tcase = -150ºC
5.5
18
A
Vs1 Output Short to GROUND DF
Threshold
2.1
3.9
V
FS_duty Pre-excitation F.S.D.F.
f = 333Hz +/- 15%
15.93 18.75 21.57
%
3/11
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