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L6480 데이터시트(PDF) 11 Page - STMicroelectronics

부품명 L6480
상세설명  The L6480, realized in analog mixed signal technology, is an advanced fully integrated solution suitable for driving two-phase bipolar stepper motors with microstepping.
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제조업체  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
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L6480 데이터시트(HTML) 11 Page - STMicroelectronics

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L6480
Electrical characteristics
Doc ID 023278 Rev 3
11/73
3
Electrical characteristics
VS = 48 V; VCC= 7.5 V; Tj = 25 °C, unless otherwise specified.
Table 5.
Electrical characteristics
Symbol
Parameter
Test condition
Min.
Typ.
Max. Unit
General
VCCthOn
VCC UVLO turn-on threshold
UVLO_VAL set high(1)
9.9
10.4
10.9
V
UVLO_VAL set low(1)
6.5
6.9
7.3
V
VCCthOff
VCC UVLO turn-off threshold
UVLO_VAL set high(1)
9.5
10
10.5
V
UVLO_VAL set low(1)
5.9
6.3
6.7
V
ΔVBOOTthOn VBOOT - VS UVLO turn-on threshold
UVLO_VAL set high(1)
8.6
9.2
9.8
V
UVLO_VAL set low(1)
5.7
6
6.3
V
ΔVBOOTthOff VBOOT - VS UVLO turn-off threshold
UVLO_VAL set high(1)
8.2
8.8
9.5
V
UVLO_VAL set low(1)
5.3
5.5
5.8
V
VREGthOn
VREG turn-on threshold
(1)
2.8
3
3.18
V
VREGthOff
VREG turn-off threshold
(1)
2.2
2.4
2.5
V
IVREGqu
Undervoltage VREG quiescent supply current
VCCREG = VREG < 2.2
V(1)
40
μA
IVREGq
Quiescent VREG supply current
VCCREG = VREG = 3.3 V,
internal oscillator
selected(1)
3.8
mA
IVSREGq
Quiescent VSREG supply current
VCCREG = VCC = 15V
6.5
mA
Thermal protection
Tj(WRN)Set
Thermal warning temperature
135
°C
Tj(WRN)Rec Thermal warning recovery temperature
125
°C
Tj(OFF)Set
Thermal bridge shutdown temperature
155
°C
Tj(OFF)Rec
Thermal bridge shutdown recovery
temperature
145
°C
Tj(SD)Set
Thermal device shutdown temperature
170
°C
Tj(SD)Rec
Thermal device shutdown recovery
temperature
130
°C
Charge pump
Vpump
Voltage swing for charge pump oscillator
VCC
V
fpump,min
Minimum charge pump oscillator frequency(2)
660
kHz
fpump,max
Maximum charge pump oscillator
frequency(2)
800
kHz
RpumpHS
Charge pump high-side RDS(on) resistance
10
Ω



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