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SPF7302 데이터시트(PDF) 3 Page - Allegro MicroSystems

부품명 SPF7302
상세설명  Full Bridge DC Motor Driver
PDF  16 Pages
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제조업체  ALLEGRO [Allegro MicroSystems]
홈페이지  http://www.allegromicro.com
Logo ALLEGRO - Allegro MicroSystems

SPF7302 데이터시트(HTML) 3 Page - Allegro MicroSystems

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Full Bridge DC Motor Driver
SPF7302
3
ELECTRICAL CHARACTERISTICS1
valid at TJ = –30°C to 125°C, VBB = 14 V, VDI = 5 V, CCP = 47 nF, RDIAG = 5.1 kΩ,
unless otherwise specified
Characteristic
Symbol
Test Conditions
Min.
Typ.
Max.
Unit
Supply Voltage
VBB
6
–
18
V
OUTx Pin Leakage Current
IleakHS
–1
–
–
mA
IleakLS
––
1
mA
DMOSFET On Resistance
RDS(ON_1H IOUT = 1 A
–
–
300
mΩ
RDS(ON)_2H IOUT = 3 A
–
–
300
mΩ
RDS(ON)_1L IOUT = 1 A
–
–
300
mΩ
RDS(ON)_2L IOUT = 3 A
–
–
300
mΩ
DMOSFET Body Diode Forward Voltage
VF_H1
IOUT1 = 1 A
–
1.0
2.0
V
VF_H2
IOUT2 = 1 A
–
1.0
2.0
V
VF_L1
IOUT1 = –1 A
–
1.0
2.0
V
VF_L2
IOUT2 = –1 A
–
1.0
2.0
V
Quiescent Current
IBB
–7
–
mA
Overcurrent Limit (OCL)
IOCL_H1
TJ = –40°C to 150°C, IOCL < IOCP ; guaranteed by
design
2.0
3.0
4.5
A
IOCL_H2
2.0
3.0
4.5
A
IOCL_L1
2.0
3.0
4.5
A
IOCL_L2
2.0
3.0
4.5
A
Overcurrent Protection (OCP)
IOCP_H1
TJ = –40°C to 150°C, IOCL < IOCP ; guaranteed by
design
4.5
6.0
8.0
A
IOCP_H2
4.5
6.0
8.0
A
IOCP_L1
4.5
6.0
8.0
A
IOCP_L2
4.5
6.0
8.0
A
IN1, IN2, DI, and DLY Pin Input Voltage
Vx_H
3.0
–
5.3
V
Vx_L
–0.3
–
1.5
V
IN1, IN2, DI, and DLY Pin Input Current
Ix_H
VDLY = 5 V
–
100
200
μA
Ix_L
VDLY = 0 V
–1
–
1
μA
DIAG Pin Output Voltage
VDIAG_H
VCC = 5 V
4.0
–
–
V
VDIAG_L
Isink = 2 mA
–
–
0.4
V
DIAG Pin Output Current
IDIAG_H
VCC = 5 V, DIAG pin source current
–250
–
–
μA
IDIAG_L
VCC = 5 V, DIAG pin sink current, VDIAG = 2 V
–
–
3
mA
IN1 and IN2 Pin Input Propagation Time
tINx_ON
Delay from VINx = 2 V→VOUTx × 0.2
–
7
15
μs
tINx_OFF
Delay from VINx = 1.5 V→VOUTx × 0.8
–
7
15
μs
Output Rise Time
trx
Delay from VOUTx = 20%→80% points,
at IOUTx = 1 A
–
0.5
2
μs
Output Fall Time
tfx
Delay from VOUTx = 20%→80% points,
at IOUTx = 1 A
–
0.5
2
μs
Continued on the next page…
Allegro MicroSystems, Inc.
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com



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