L6482HTR datasheet(11/73 Pages) STMICROELECTRONICS

部品番号	L6482HTR

部品情報	cSPIN?? microstepping motor controller with motion engine and SPI

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L6482

Electrical characteristics

Doc ID 023768 Rev 2

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

IVSREGqu

Undervoltage VSREG quiescent supply

current

VCCREG= VREG< 2.2 V

40

μA

IVSREGq

Quiescent VSREG supply current

VCCREG= VREG< 3.3 V,

internal oscillator

selected(1)

3.8

mA

IVSREGq

Quiescent VSREG supply current

VCCREG = VREG = 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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