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參數資料
| 型號： | L9911F |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 運動控制電子 |
| 英文描述： | BRUSH DC MOTOR CONTROLLER, SFM8 |
| 封裝： | ROHS COMPLIANT, MULTIWATT-8 |
| 文件頁數： | 19/19頁 |
| 文件大小： | 276K |
| 代理商： | L9911F |
L9911
Electrical specification
Doc ID 10990 Rev 6
9/19
DUTY-PR
Phase regulation max field ON
duty
see Figure 6
26.56
31.25
35.94
%
VH_SAT
High side driver saturation
Voltage (see Figure 8)
With driver Isource = 500 mA
-
1.5
V
VL_SAT
Low side driver saturation voltage
(see Figure 8)
With driver Isink = 500 mA
-
1.5
V
VLSB
Selfbias without supply lamp
driver voltage
B+ open; L connected to 12 V
through a 50 Ohm resistor
--
4
V
IHSC
High side driver short circuit
current protection
B+ = 12.5 V; L = GND
1.2
-
3
A
ILSC
Low Side Driver short circuit
current (see Figure 14)
B+ = L = 12.5 V
1
-
2
A
VthL
Enable regulator supply voltage
threshold
-0.8
-
1.15
V
Ipd_L
L terminal pull-down current when
the generator is not rotating
VL = 0.6 V
0.4
3.5
mA
IL_sink
L sink current when the generator
is rotating
P frequency 500 Hz; VB+ = 12 V
-
100
A
t-D
Diagnostic alarm delay time
-
0.2
-
0.5
s
Vcan-DFM
Test mode to cancel soft start/
attack (voltage)
(see Figure 9)
30
-
50
V
tcan-DFM
Test mode delay time
25
-
ms
VPHL1
Enable control voltage input high
threshold
square wave f = 1 kHz
-
0.35
V
VPHL2
Enable control voltage input low
threshold
square wave f = 1 kHz
-
0.25
V
tPHL1
Enable Control Voltage Phase
Filtering Time
-50
-
115
μs
VPHH1
Diagnosis phase loss input high
threshold
-8
9
10
V
VPHH2_1
Diagnosis phase loss input low
threshold
-6.4
7.4
8.4
V
tPHd
Diagnostic phase filtering time
-
50
-
100
s
IPd-P1
Phase pull-down current
VP = 0.8 V
1
-
8
mA
f-dfm
DFM output open drain switching
freq.
Ialt =1 A~0.9 Inom;
1400 rpm < rpm < RPMMAX;
Isink = 4 mA
125
-
200
Hz
VL-DFM
Output low voltage saturation
I-sink = 14 mA
-
1.5
V
I-SC_DFM
Short circuit current protection
VB+ = VDFM = 12.5 V
50
-
400
mA
Ilk-DFM
Output leakage current
VDFM =16 V at DFM driver OFF
-
5
A
Table 5.
Electrical characteristics (continued)
Symbol
Parameter
Test condition
Min.
Typ.
Max.
Unit
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