A3932SLDTR-T

更新时间： 2024-01-10 06:17:08

品牌	Logo	应用领域
急速微 - ALLEGRO		控制器
页数	文件大小	规格书
12页	365K
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数据手册

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A3932SLDTR-T 数据手册

A3932

Three-Phase Power MOSFET Controller

ELECTRICAL CHARACTERISTICS: unless otherwise noted at T_A= 25°C; V_BB= 18 V to 50 V; C_LCAP

C_boot= 0.1 μF; C_REG= 10 μF; C_load= 3300 pF; f_PWM= 22.5 kHz Square Wave; Two Phases Active.

Limits

Parameter

Symbol

Conditions

Min

Typ

Max Units

Supply Current

Quiescent Current

Reference Voltage

Output Voltage

I_BB

RESET high, coast mode, stopped

I_LCAP= -3 mA

–

4.75

10.8

12.4

–

5.0

8.0

5.25

13.2

13.6

–

V_LCAP

V_REG

V_BB= V_REG≤15 V, I_REG= -10 mA

18 V ≤ V_BB≤ 50 V, I_REG= -10 mA

–

_BB= 13.2 V to 18 V, I_REG= -10 mA

V_BB- 2.5

Output Voltage Regulation

V_REG(IREG)I_REG= -1 to -30 mA, coast

_VREG(VBB)I_REG= -10 mA, coast

–

Digital Logic Levels

Logic Input Voltage

V_IH

V_IL

All inputs except SR

SR input only

All inputs except SR

SR input only

V_IH= 2 V

2.0

3.0

–

0.8

1.8

-90

-130

–

Logic Input Current

I_IH

I_IL

-30

-50

μA

V_IL= 0.8 V

Gate Drive

Low-Side Output Voltage

High-Side Output Voltage

Pulldown Switch Resistance

Pullup Switch Resistance

V_GLxH

V_GHxH

r_DS(on)

t_rGLx

t_fGLx

t_rGHx

t_fGHx

t_pr

I_GLx= 0

V_REG- 0.8 V_REG- 0.5

–

12.8

–

I_GHx= 0

10.4

–

11.6

4.0



I_GLx= 50 mA



I_GHx= -50 mA

–

Low-Side Output

Switching Time

10% to 90%, with C_load

90% to 10%, with C_load

10% to 90%, with C_load

90% to 10%, with C_load

GHx, GLx rising, C_load= 0

GHx, GLx falling, C_load= 0

GHx to GLx, V_DEAD= 0 V, C_load= 0

GLx to GHx, I_DEAD= 780 μA, C_load= 0

–

120

–

μs

–

High-Side Output

Switching Time

–

120

–

Propagation Delay Time

(PWM to gate output)

–

220

110

5.6

100

–

t_pf

–

Maximum Dead Time

Minimum Dead Time

t_dead

3.5

7.6

150

Continued —

NOTES: 1. Typical Data is for design information only.

2. Negative current is deﬁned as coming out of (sourcing) the speciﬁed device terminal.

Allegro MicroSystems, Inc.

115 Northeast Cutoff

Worcester, Massachusetts 01615-0036 U.S.A.

1.508.853.5000; www.allegromicro.com

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