L6285 데이터 시트보기 (PDF) - STMicroelectronics
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L6285 Datasheet PDF : 16 Pages
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L6285
ELECTRICAL CHARACTERISTICS (Tj = 25 °C, Vs = 5V, Vp = 24V unless othewise specified)
Symbol
Vp
Parameter
Power Supply Voltage
Test Conditions
Min. Typ. Max. Unit
9
26.5
V
Ip
Quiescent Power Supply
(note 1)
Current
Vs
Logic Supply Voltage
Is
Quiescent Logic Supply
Current
(note 1)
7
mA
4.5
5.5
V
20
mA
LOGIC LEVEL
Symbol
VinL
VinH
IinL
IinH
Parameter
Input Low Voltage
Input High Voltage
Input Low Current
Input High Current
Test Conditions
Vin = VinL
Vin = VinH
Min.
-0.3
3.15
-10
Typ. Max. Unit
1.35
V
VS+0.3 V
µA
10
µA
CHANNEL A AND CHANNEL B (UNIPOLAR MOTORS)
Symbol
RDSONL
RDSONH
IDSSL
IDSSH
VREF
Td
fmax
Parameter
Low Side DMOS ON Res.
High Side DMOS ON Res.
Low Side DMOS Leakage
Current
High Side DMOS Leakage
Current
Voltage reference to the
Comparator
Turn OFF Delay on HIGH
Side DMOS after the
Sensing Current Reach the
Threshold Value
Max Chopping Frequency
Test Conditions
IDS = 0.7A
IDS = 0.7A
VDS = 60V; output OFF
VP = 30V; VO= 0V
LEVEL 1
LEVEL 2
LEVEL 3
LEVEL 4
(note 2)
CHANNEL C (DC MOTORS) (see Fig. 5)
Symbol
fosc
DC
Ib2
Vlow
RDSONH
RDSONL
ILH
ILL
Vfddc
fmax
Vboot
IL bo ot
Parameter
Test Conditions
Oscillator Frequency
Cosc = 3.3nF; V1 = 2/3VS
Duty Cycle
V2 = 1/2VS
Comparator Input Bias
V2 = 200mV
Open Drain Output
I = 5mA
High Side DMOS ON Res.
Low Side DMOS ON Res.
HSD MOS Leakage Current
IDS = 0.7A
IDS = 0.7A
VP = 30V; VO = 0V
LSD MOS Leakage Current VO = 30V; Vsense = 0V
Forward Diode DC Voltage
(DMOS Diode)
Ifdcc = 0.7A
Max Chopping Frequency
Voltage on pin Boot1
Leakage Current on pin Boot1 Vbott = Vp +12V; Vp = 26.5V
4/16
Min. Typ. Max. Unit
1.2
Ω
1.2
Ω
2
mA
-1.5
mA
100 125 150 mV
220 250 280 mV
340 375 410 mV
465 500 535 mV
1
µs
40 KHz
Min. Typ. Max. Unit
17
22
28 KHz
72
75
81
%
-1
µA
0.2
0.4
V
1.2
Ω
1.7
Ω
-1
mA
-1.5
mA
1.4
2
V
Vp +7
40 KHz
V
200
µA
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