AMIS-30521 데이터 시트보기 (PDF) - ON Semiconductor

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AMIS-30521

Micro-Stepping Motor Driver

ON Semiconductor 

AMIS−30521, NCV70521

Table 5. DC PARAMETERS

(DC Parameters are Given for VBB and Temperature in Their Operating Ranges Unless Otherwise Specified)

Convention: Currents Flowing in the Circuit are Defined as Positive

Symbol

Pin(s)

Parameter

Remark/Test Conditions Min

Typ

Max

DIGITAL OUTPUTS

VOL

DO, ERR Logic Low Level Open Drain

THERMAL WARNING AND SHUTDOWN

IOL = 5 mA

0.30

Ttw

Ttsd

(Notes 10, 11)

Thermal Warning

Thermal Shutdown

138

145

152

Ttw + 20

CHARGE PUMP

Vcp

Output Voltage

VCP

6 V v VBB v 14 V

14 V < VBB v 30 V

VBB +

10

2 * VBB

− 2.5

VBB +

15

Cbuffer

External Buffer Capacitor

Cpump

CPP CPN External Pump Capacitor

PACKAGE THERMAL RESISTANCE VALUES

180

220

470

180

220

470

Rthja

Thermal Resistance

Junction−to−Ambient

Simulated Conform JEDEC

JESD−51, (2S2P)

30

NQFP

Rthjp

Thermal Resistance

Junction−to−Exposed Pad

0.95

SPEED AND LOAD ANGLE OUTPUT

Vout

Output Voltage Range

0.2

VDD −

0.2

SLAG = 0

Voff

Output Offset SLA Pin

SLAG = 1

SLA

SLAG = 0

Gsla

Gain of SLA Pin = VBEMF / VCOIL

SLAG = 1

−50

50

−30

30

0.5

0.25

Rout

Output Resistance SLA Pin

Cload

Load Capacitance SLA Pin

10. No more than 100 cumulative hours in life time above Ttw

11. Thermal shutdown is derived from Thermal Warning

0.23

1

50

Unit

V

°C

°C

V

nF

nF

K/W

K/W

V

mV

mV

kW

pF

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