MCP8026 datasheet(12/64 Pages) MICROCHIP

12 / 64 page

MCP8025/6

DS20005339B-page 12

 2016 Microchip Technology Inc.

Output Driver Phase Pin

Voltage

VPHASE

—

With respect to ground

-5.5

—

Continuous

-5.5

—

< 100 ms

Output Driver Short-Circuit

Protection Threshold

High Side (VDD –VPHx)

Low Side (VPHx –PGND)

DSC_THR

—

Set In Register CFG0

—0.250

—

(Default)

—0.500

—

—0.750

—

—1.000

—

Output Driver Short-Circuit

Detected Propagation Delay

TSC_DLY

——

—

CLOAD = 1000 pF, VDD =12V

—

430

—

Detection after blanking

—

Detection during blanking,

value is delay after blanking

Output Driver OVLO Turn-Off

Delay

TOVLO_DLY

—

µs

Detection synchronized with

internal clock (Note 2)

Power-Up or Sleep to Standby

tPOWER

—

CE High-Low-High

Transition < 100 µs (Fault

Clearing)

—10

—

MCP8025

—5

—

MCP8026

Standby to Motor Operational

tMOTOR

—

µs

CE High-Low-High

Transition < 0.9 ms (Fault

Clearing)

—

Standby state to Operational

state (MCP8025) (Note 2)

—

Standby state to Operational

state (MCP8026) (Note 2)

Fault to Driver Output Turn-Off

TFAULT_OFF

——

—

µs

CLOAD = 1000 pF, VDD =12V

Time after fault occurs

—

UVLO, OCP faults

—

All other faults

CE Low to Driver Output

Turn-Off

TDEL_OFF

—

100

250

CLOAD = 1000 pF, VDD =12V

Time after CE = Low (Note 2)

CE Low to Standby State

tSTANDBY

—1

—

Time after CE = Low

SLEEP bit = 0

CE Low to Sleep State

tSLEEP

—

Time after CE = Low

SLEEP bit = 1

CE Fault Clearing Pulse

tFAULT_CLR

—

900

µs

CE High-Low-High Transition

Time (Note 2)

AC/DC CHARACTERISTICS (CONTINUED)

Electrical Specifications:

Unless otherwise noted, TJ = -40°C to +150°C, typical values are for +25°C, VDD = 13V.

Parameters

Symbol

Min.

Typ.

Max.

Units

Conditions

Note 1:

1000 hour cumulative maximum for ROM data retention (typical).

Limits are by design, not production tested.

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