参数资料
型号: A4960KJPTR-T
厂商: Allegro Microsystems Inc
文件页数: 8/35页
文件大小: 0K
描述: IC BLDC CTLR BRUSHLESS 32LQFP
标准包装: 1
系列: *
应用: *
输出数: *
电流 - 输出: *
电压 - 负载: *
电源电压: *
工作温度: *
安装类型: 表面贴装
封装/外壳: 32-LQFP 裸露焊盘
供应商设备封装: 32-LQFP(7x7)
包装: 标准包装
其它名称: 620-1452-6
A4960
Automotive, Sensorless BLDC Controller
ELECTRICAL CHARACTERISTICS (continued) Valid at T J = –40°C to 150°C, V DD = 5 V, V BB = 7 to 28 V;
unless otherwise specified
Characteristics
Symbol
Test Conditions
Min.
Typ.
Max.
Unit
Current Limiting
Differential Input Voltage
Reference Input Voltage
Reference Clamp Voltage
V ID
V REF
V REFC
V ID = V CSP – V CSM
REF tied to VDD
0
0.8
1.84
2
200
2.0
2.16
mV
V
V
Reference Input
Current 2
I REF
–3
0
3
μA
Internal Reference Voltage
V RI
Default power–up state
V REF
V
Current Trip Point
Fixed Off-Time
Blank Time
Error 3
E ITRIP
t OFF
t BL
V REF = 2 V
Default power–up state
Default power–up state
–5%
30.3
2.72
35.6
3.2
+5%
40.9
3.68
%FS
μs
μs
Logic Inputs and Outputs
Input Low Voltage
Input High Voltage
Input Hysteresis
Input Pull-Down Resistor
Input Pull-Up Resistor
Output Low Voltage
V IL
V IH
V Ihys
R PD
R PU
V OL
Terminals PWM, SDI, SCK, STRN
Terminal RESETN
Terminals PWM, SDI, SCK, STRN
Terminal RESETN
Terminals PWM, SDI, SCK
Terminal RESETN
Terminal STRN
I OL = 1 mA
0.7V DD
150
150
30
45
30
550
370
50
80
50
0.2
0.3V DD
0.25V DD
70
110
70
0.4
V
V
V
mV
mV
V
Output High
Voltage 2
V OH
I OL = –1 mA
V DD – 0.4
V DD – 0.2
V
Output Leakage (SDO) 2
I O
0 V < V O < V DD , STRN = 1
–1
1
μA
Logic Inputs and Outputs – Dynamic Parameter s
RESETN Pulse Width
RESETN Shutdown Width
Input Pulse Filter Time (PWM)
PWM Brake Time
t RES
t RSD
t PIN
t BRK
0.2
10
500
35
4.5
μs
μs
ns
μs
Clock High Time
Clock Low Time
Strobe Lead Time
Strobe Lag Time
Strobe High Time
Data Out Enable Time
Data Out Disable Time
Data Out Valid Time from Clock Falling
Data Out Hold Time from Clock Falling
t SCKH
t SCKL
t STLD
t STLG
t STRH
t SDOE
t SDOD
t SDOV
t SDOH
A in figure 1
B in figure 1
C in figure 1
D in figure 1
E in figure 1
F in figure 1
G in figure 1
H in figure 1
I in figure 1
50
50
30
30
300
5
40
30
40
ns
ns
ns
ns
ns
ns
ns
ns
ns
Continued on the next page…
Allegro MicroSystems, LLC
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
7
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