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参数资料
型号： L9911F
厂商： STMICROELECTRONICS
元件分类： 运动控制电子
英文描述： BRUSH DC MOTOR CONTROLLER, SFM8
封装： ROHS COMPLIANT, MULTIWATT-8
文件页数： 18/19页
文件大小： 276K
代理商： L9911F
Electrical specification
L9911
8/19
Doc ID 10990 Rev 6
Vreg 1
Regulated voltage & thermal drift.
3 configurations available,
selectable by mask option (see
Table 8).
Ialt =1 A-0.9 Inom; Tcase = 20 °C;
1400 < rpm < RPMMAX
(see Figure 2)
14.0
-4.5
14.4
-3.5
14.8
-2.5
V
mV/°C
Vreg 2
Ialt =10 A; Tcase = 23 °C;
rpm = 6000 rpm; 15 V max.
(see Figure 3)
14.35
-11.8
14.5
-10
14.65
-8.2
V
mV/°C
Vreg 3
Ialt =10 A; Tcase = 23 °C;
rpm = 6000 rpm (see Figure 4)
14.35
-6
14.5
-4
14.65
-2
V
mV/°C
ΔV
rpm
-
1400<rpm<RPMMAX; Ialt = 10 A
-
200
mV
ΔV
load
-5 A<Ialt < Inom; rpm = 6000 rpm
-
250
mV
Vreg-less
Reg. voltage without battery
Ialt = 3 A resistive; Tcase = 25 °C;
2000 < rpm < RPMMAX
12
-
16
V
Vov-p
Overvoltage protection threshold
Voltage on pin
B+ to disable L
drivers
High and low
side driver off
18
-
22
V
Vov-d
Overvoltage diagnosis threshold
VB+ to turn on L low side driver
at VF+ > VS1
Vreg -
5%
Vreg
Vreg +
5%
V
Tj-sd
Thermal shutdown threshold
Temperature to disable F+, DFM,
L (high & low side drivers)
160
175
190
C
Tj-sd-dwn
Thermal shut-down hysteresis
L/F+/DFM from OFF STATE (due
to thermal shutdown) to ON
STATE
Tj-sd-
10
-
Tj-sd-
2
C
Vuv-1
Under voltage diagnosis threshold
VB+ to turn on L low side driver
7.7
8.6
9.5
V
Vuv-up
VB+ to turn off L low side driver
Vuv +
0.40
Vuv +
0.50
Vuv+
0.60
V
VF+_sat
Field driver saturation voltage
Tj = 150 °C; I = 4.5 A
-
0.6
V
Tj = 25 °C; I = 7 A
-
0.55
V
Vf
Freewheeling diode F+
I = 5 A
-
2
V
If_SCTH
Field short circuit driver protection
threshold current
(see Figure 14)
F+ = 0 V; Tj = -40 °C
11
-
18
A
F+ = 0 V; Tj = -25 °C
8.5
-
18
A
F+ = 0 V; Tj = -150 °C
5.5
-
18
A
Vs1
Field driver ON-state detection
-
4.5
-
5.5
V
f-pre
Pre-excitation frequency
-
283
333
383
Hz
Duty-pre
Pre-excitation Field driver ON-duty
-
15.93
18.75
21.57
%
tr
Output voltage rise time
Ifield = 3 A resistive
see Figure 5)
10
-
50
s
tf
Output voltage fall time
10
-
50
s
Fsw_F+
Field switching frequency
Ialt = 1 A~0.9 Inom;
1400 rpm < rpm < RPMMAX
250
-
400
Hz
If_leak
Output field driver leakage current B+ = 24 V; VF+ = 0
-
10
μA
Table 5.
Electrical characteristics (continued)
Symbol
Parameter
Test condition
Min.
Typ.
Max.
Unit
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