Parameter

Symbol

Test Condition

Min

Typ

Max

Units

UVLO Threshold – (Driver Side)

9 V Threshold (Si828xB)

12 V Threshold (Si828xC)

13 V Threshold (Si828xD)

15 V Threshold (Si828xE)

VDDBUV–

VDDBUV- is VDDB referenced

to VMID

7.0

9.8

10.8

12.8

8.0

11.0

12.0

14.0

9.0

12.2

13.2

15.2

V

UVLO Lockout Hysteresis (Driver Side)

9 V/12 V Thresholds (Si828xB/Si828xC)

13 V/15 V Thresholds (Si828xD/

Si828xE)

VDDBHYS

—

1

0.75

—

V

UVLO+ to RDY High Delay

tUVLO+ to RDY

—

100

µs

UVLO+ to VX Active Delay

tUVLO+ to Vx_Active

100

µs

ULVO– to RDY Low Delay

tUVLO– to RDY

—

0.79

µs

UVLO- to Output OFF Delay

tUVLO- to Out-

put_OFF

0.79

µs

Desaturation Detector Parameters

DESAT Threshold

VDESAT

VDDB – VSSB >

VDDBUV+

6.25

6.9

7.4

V

CBl charging current (Si8285)

IChg

—

1

—

mA

CBl charging current (Si8286)

—

0.25

—

mA

DESAT Sense to 90% VH (VO for

Si8286) Delay

tDESAT(90%)

RH = RL = Rg = 10 Ω

CL = 10 nF

—

270

350

ns

DESAT Sense to 10% VH (VO for

Si8286) Delay

tDESAT(10%)

RH = RL = Rg = 10 Ω

CL = 10 nF

—

1.8

2.3

µs

DESAT Sense to FLTb Low Delay

tDESAT to FLTb

—

220

300

ns

Reset to FLTb High Delay

tRSTb to FLTb

—

270

350

ns

Reset Pulse Width

tRSTb

350

—

—

ns

Miller Clamp Parameters (Si8285 Only)

Clamp Pin Threshold Voltage

Vt Clamp

—

2.0

—

V

Miller Clamp Transistor RDS (ON)

RMC

—

1.07

—

Ω

Clamp Low Level Sinking Current1, 2

ICL

VCLMP = VSSB + 6.0

3.0

3.4

—

A

Digital Parameters

Logic High Input Threshold

VIH

2.0

—

—

V

Logic Low Input Threshold

VIL

—

—

0.8

V

Input Hysteresis

VIHYST

—

440

—

mV

High Level Output Voltage (RDY pin on-

ly)

VOH

IO = –4 mA

VDDA – 0.4

—

—

V

Low Level Output Voltage (RDY pin on-

ly)

VOL

IO = 4 mA

—

—

0.4

V

Si8285/86 Data Sheet • Electrical Specifications

Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com

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Rev. 2.0 • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice • October 12, 2021

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