L9911K STMicroelectronics, L9911K Datasheet - Page 8

• Manufacturer Part Number: L9911K
• Description: IC VREG MULTIFUN AUTO MULTIWATT8
• Manufacturer: STMicroelectronics
• Series: -r

Specifications of L9911K

• Applications: Power Supply, Automotive Applications
• Voltage - Input: 7 V ~ 18 V
• Number Of Outputs: 1
• Voltage - Output: -
• Operating Temperature: -40°C ~ 150°C
• Mounting Type: *
• Package / Case: *
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 497-11624-5

Electrical specification
Table 5.
8/19
Duty-pre
T
Symbol
V
V
I
F
ΔV
ΔV
V
V
V
V
V
f_SCTH
j-sd-dwn
reg-less
V
V
V
T
F+_sat
f
sw_F+
V
uv-up
reg 1
reg 2
reg 3
reg 4
-pre
ov-p
ov-d
uv-1
V
j-sd
t
t
load
rpm
s1
r
f
f
Regulated voltage & thermal drift.
3 configurations available,
selectable by mask option (see
Table
-
-
Reg. voltage without battery
Overvoltage protection threshold
Overvoltage diagnosis threshold
Thermal shutdown threshold
Thermal shut-down hysteresis
Under voltage diagnosis threshold
Field driver saturation voltage
Freewheeling diode F+
Field short circuit driver protection
threshold current
(see
Field driver ON-state detection
Pre-excitation frequency
Pre-excitation Field driver ON-duty
Output voltage rise time
Output voltage fall time
Field switching frequency
Electrical characteristics (continued)
Figure
8).
Parameter
15)
Doc ID 10990 Rev 9
I
1400 < rpm < RPMMAX
(see
I
rpm = 6000 rpm; 15 V max.
(see
I
rpm = 6000 rpm (see
I
rpm = 6000 rpm (see
1400<rpm<RPMMAX; I
5 A<I
I
2000 < rpm < RPMMAX
Voltage on pin
B+ to disable L
drivers
VB+ to turn on L low side driver
at VF+ > VS1
Temperature to disable F+, DFM,
L (high & low side drivers)
L/F+/DFM from OFF STATE (due
to thermal shutdown) to ON
STATE
VB+ to turn on L low side driver
VB+ to turn off L low side driver
T
T
I = 5 A
F+ = 0 V; T
F+ = 0 V; T
F+ = 0 V; T
-
-
-
I
see
I
1400 rpm < rpm < RPMMAX
alt
alt
alt
alt
alt
field
alt
j
j
= 150 °C; I = 4.5 A
= 25 °C; I = 7 A
=1 A-0.9 · I
= 3 A resistive; T
=10 A; T
=10 A; T
=10 A; T
= 1 A~0.9 · I
Figure
= 3 A resistive
Figure
Figure
alt
< Inom; rpm = 6000 rpm
Test condition
j
j
j
6)
case
case
case
2)
3)
= -40 °C
= -25 °C
= -150 °C
nom
nom
= 23 °C;
= 23 °C;
= 23 °C;
; T
side driver off
High and low
;
case
case
Figure
Figure
alt
= 25 °C;
= 20 °C;
= 10 A
4)
5)
Vreg -
14.35
14.35
13.95
Tj-sd-
Vuv +
15.93
-11.8
Min.
14.0
0.40
-4.5
-3.5
160
283
250
5%
7.7
9.5
4.5
12
18
10
11
10
10
-6
9
-
-
-
-
-
Vuv +
18.75
Vreg
Typ.
14.4
14.5
14.5
14.2
0.75
-3.5
-2.5
175
333
-10
8.6
-4
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Vreg +
14.65
14.65
Tj-sd-
Vuv +
21.57
Max.
14.8
14.3
0.55
-2.5
-8.2
-1.5
200
250
190
383
400
5%
9.5
1.2
0.6
5.5
16
22
18
18
18
50
50
-2
2
2
mV/°C
mV/°C
mV/°C
mV/°C
L9911
Unit
mV
mV
Hz
Hz
°C
°C
µs
µs
%
V
V
V
V
V
V
V
V
V
V
V
V
A
A
A
V