L6270 데이터 시트보기 (PDF) - STMicroelectronics
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L6270 Datasheet PDF : 10 Pages
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L6270 - L6271
PIN CONNECTION (SO24)
H-BRIDGE
GND-P
COIL
N.C.
OUT1-A
OUTK-A
SLEEP
INA(inv)
INA(not inv)
V-SHIFTED
Vin 0-5
GND-A
1
24
2
23
3
22
4
21
5
20
6
19
7
18
8
17
9
16
10
15
11
14
12
13
D98IN969
HVP
HVM
RC comp
LIN/BANG
V512-AP
OUT1-B
OUTK-B
INB(inv)
INB(not inv)
DC2ref
Iref
Vref
PIN FUNCTIONS (SO24)
N.
Name
Description
1
H-BRIDGE 40V Half Bridge output for negative charge pump.
2
GND-P
Power ground.
3
COIL
Coil for positive step up.
4
N.C.
5
OUT1-A
Output ampl.A.
6
OUTK-A
Hi current output ampl.A.
7
SLEEP
Sleep mode for stand-by condition (1=SLEEP 0=operative).
8
INA (inv)
Inverting input of A-amplifier.
9
INA (not inv) Non Inverting input of A-amplifier.
10
V-SHIFTED Analog level shifter output Vin-Vref (-2.5 to +2.5 dynamic range)
11
Vin 0-5
Input positive voltage
12
GND-A
Analog ground.
13
Vref
Precise 2.5V reference voltage.
14
Iref
External resistor for precise internal current reference.
15
DC2ref
Reference voltage for DC-DC converter X20.
16
INB (not inv) Non Inverting input of B-amplifier.
17
INB (inv)
Inverting input of B-amplifier.
18
OUTK-B
Hi current output ampl.B.
19
OUT1-B
Output ampl.B.
20
V512-AP
Analog&Power voltage supply 5 to 12V.
21
LIN/BANG Linear or Bang-bang select pin (V512 = BANG 0 = Linear)
22
RC comp DC-DC converter compensation network.
23
HVM
Negative High voltage generated op amp supplier.
24
HVP
Positive High voltage generated op amp supplier.
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