IR2238Q データシートの表示（PDF） - International Rectifier

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IR2238Q

3-PHASE AC Motor Controller IC

International Rectifier 

IR2238Q

AC Electrical Characteristics cont.

VBIAS (VCC, VBS) = 15V, VS1,2,3 = VSS, TA = 25oC and CL = 1000 pF unless otherwise specified.

Symbol

Definition

Propagation Delay Characteristics

tDESAT4 DSL to LO soft shutdown propogation delay after

blanking

tDESAT5 DSB to HO hard shutdown propogation delay

tDESAT6 DSB to LO hard shutdown propogation delay

tDESAT7 DSB to BR hard shutdown propogation delay

tVFHL1,2,3 VFH high to low propagation delay

tVFHHL1,2,3 VFH low to high propagation delay

tVFLH1,2,3 VFL low to high propagation delay

tVFLL1,2,3 VFL high to low propagation delay

tPWVF Minimum pulse width of VFH and VFL

tDS

Soft shutdown minimum pulse width of DSx

tSS

Soft shutdown duration period

tFLT,DESAT1 DSH to FAULT propagation delay at HO turn-on

tFLT,DESAT2 DSH to FAULT propagation delay after blanking

tFLT,DESAT3 DSL to FAULT propagation delay at LO turn-on

tFLT,DESAT4 DSL to FAULT propagation delay after blanking

tFLTDSB DSB to FAULT propagation delay

tFLTCLR

tfault

LIN1 =LIN2 =LIN3 =0 to FAULT

Minimum FAULT duration period

tBL

DS blanking time at turn-on

tSD

SD to output shutdown propagation delay

Min.

1000

—

—

1000

—

—

—

—

—

1000

—

—

—

—

—

—

9.0

9.0

—

—

Typ. Max. Units Test Conditions

—

1300

1300

—

550

550

550

550

400

—

6000

3300

1300

3300

1000

1000

—

15.0

3000

600

—

VLIN = 5V,

VDESAT =15V, Fig. 7

—

VHIN = 0V,

VDESAT =15V, Fig. 7

—

VLIN = 5V,

VDESAT =15V, Fig. 7

—

VVBRIN = 0V,

VDSB =15V, Fig. 7

—

VDESAT=15V to 0V

ns

Figure 8

—

VDESAT=0V to 15V

Figure 8

—

VDESAT=0V to 15V

Figure 8

—

VDESAT=15V to 0V

Figure 8

—

VDESAT=15V to 0V

or 0v to 15V fig. 8

—

CL=1000pF,

—

VDS=15V Figure 6

—

VHIN = 0V,

—

VDS =15V, Fig. 7

—

VLIN = 5V,

—

VDS =15V, Fig. 7

—

BRIN = 0V,

VDESAT =15V, Fig. 7

—

VDESAT =15V, Fig. 7

21.0 µs VDESAT =15V, Fig. 11

FLTCLR pending

—

VIN = on,

VDESAT =15V, Fig. 7

900

VIN = on,

VDESAT =0V, Fig. 10

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