A3931KJPTR-T

更新时间： 2024-02-03 00:02:27

品牌	Logo	应用领域
急速微 - ALLEGRO		驱动器控制器
页数	文件大小	规格书
21页	450K
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A3931KJPTR-T 数据手册

A3930 and

A3931

Automotive 3-Phase BLDC Controller

and MOSFET Driver

ELECTRICAL CHARACTERISTICS at T_J= –40°C to 150°C, V_BB= 7 to 45 V, unless otherwise noted¹

Characteristics

Supply and Reference

Symbol

Test Conditions

Min.

Typ.

Max. Units

Function correct, parameters not

guaranteed

VBB Functional Operating Range⁶

V_BB

5.5

–

I_BBQ

I_BBS

I_V5Q

RESET = High, outputs = Low

RESET = Low, sleep mode

RESET = High, outputs = Low

V_BB> 7.5 V, I_REG= 0 to 15 mA

–

μA

VBB Quiescent Current

V5 Quiescent Current

–

12.5

13.75

6 V < V_BB< 7.5 V

I_REG= 0 to 15 mA

2×V_BB

–2.5

VREG Output Voltage

V_REG

–

5.5 V < V_BB< 6 V, I_REG< 10 mA

I_D= 10 mA

0.7

2.2

–

0.4

1.5

1.0

2.8

Bootstrap Diode Forward Voltage

Bootstrap Diode Resistance

V_fBOOT

r_D

I_D= 100 mA

r_{D(100 mA)}=(V_{fBOOT(150 mA)}

–

V_fBOOT(50mA)) /100 mA

Bootstrap Diode Current Limit

Top-off Charge Pump Current Limit

Cx Top-off Charge Pump Source Current

V5 Output Voltage

I_DBOOT

I_TOCPM

I_Cx

250

–

500

200

–

750

–

μA

V_Cx-V_Sx=8 V, V_BB=14 V, GHx=High

4.75

–

V₅

5.25

V_BEof External Transistor QV5

V5BD Base Drive Capability for QV5²

Gate Output Drive

V_BEEXT

I_5BD

–

–2

Turn-On Rise Time

t_r

t_f

C_LOAD= 3300 pF, 20% to 80% points

C_LOAD= 3300 pF, 80% to 20% points

T_J= 25°C, I_GHx= –150 mA

T_J= 150°C, I_GHx= –150 mA

T_J= 25°C, I_GLx=150 mA

–

Turn-Off Fall Time

Pull-Up On Resistance

R_DS(on)UP

R_DS(on)DN

1.5

2.3

–500

850

Pull-Down On Resistance

T_J= 150°C, I_GLx=150 mA

1.5

–

Short-Circuit Current – Source²

Short-Circuit Current – Sink

I_SC(source)T_J= 25°C

I_SC(sink)

T_J= 25°C

–

t_w< 10 μs

Bootstrap capacitor fully charged

GHx Output Voltage

V_GHx

V_Cx– 0.2

–

V_REG

0.2

–

GLx Output Voltage

V_GLx

t_p(off)

From input change to unloaded gate

output change

Turn-Off Propagation Delay

–

150

R_DEAD= 5 kΩ

–

815

–

180

960

3.3

–

1110

–

μs

R_DEAD= 50 kΩ

R_DEAD= 400 kΩ

RDEAD = tied to V5

Dead Time (turn-off to turn-on delay)

t_DEAD

–

Continued on the next page...

Allegro MicroSystems, Inc.

115 Northeast Cutoff, Box 15036

Worcester, Massachusetts 01615-0036 (508) 853-5000

www.allegromicro.com

Preliminary Data Sheet

Subject to Change Without Notice

April 6, 2006

1 2 345 6 7...21

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