- 您现在的位置：买卖IC网 > PDF目录1774 > A4989SLDTR-T (Allegro Microsystems Inc)IC FULL BRDG MFET DRVR 38TSSOP PDF资料下载
参数资料
| 型号： | A4989SLDTR-T |
| 厂商： | Allegro Microsystems Inc |
| 文件页数： | 4/17页 |
| 文件大小： | 0K |
| 描述： | IC FULL BRDG MFET DRVR 38TSSOP |
| 标准包装： | 1 |
| 应用： | 步进电机控制器，2 相 |
| 输出数： | 1 |
| 电压 - 负载： | 12 V ~ 50 V |
| 电源电压： | 3 V ~ 5.5 V |
| 工作温度： | -20°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 38-TFSOP（0.173"，4.40mm 宽） |
| 供应商设备封装： | 38-TSSOP |
| 包装： | 标准包装 |
| 其它名称： | 620-1389-6 |
A4989
Dual Full-Bridge MOSFET Driver
with Microstepping Translator
ELECTRICAL CHARACTERISTICS at T A = 25°C, V DD = 5 V, V BB = 12 to 50V, unless noted otherwise
Characteristics
Symbol
Test Conditions
Min.
Typ.
Max.
Units
Supply and Reference
Load Supply Voltage Range
V BB
12
–
50
V
Load Supply Current
Load Supply Idle Current
Logic Supply Voltage Range
Logic Supply Current
Logic Supply Idle Current
Regulator Output
Bootstrap Diode Forward Voltage
I BB
I BBQ
V DD
I DD
I DDQ
V REG
V fBOOT
R OSC = 10 k Ω , C LOAD = 1000 pF
ENABLE = High, outputs disabled
RESET = 0
RESET = 0
I REGInt = 30 mA
I fBOOT = 10 mA
–
–
–
3.0
–
–
11.25
0.6
–
–
–
–
–
–
–
0.8
10
6
100
5.5
10
300
13
1
mA
mA
μ A
V
mA
μ A
V
V
Gate Output Drive
Turn-On Rise Time
Turn-Off Fall Time
Turn-On Propagation Delay
Turn-Off Propagation Delay
Crossover Dead Time
Pull-Up On Resistance
Pull-Down On Resistance
Short-Circuit Current – Source 1
Short-Circuit Current – Sink
GH x Output Voltage
GL x Output Voltage
t r
t f
t p(on)
t p(off)
t DEAD
R DS(on)UP
R DS(on)DN
I SC(source)
I SC(sink)
V GHx
V GLx
C LOAD = 1000 pF, 20% to 80%
C LOAD = 1000 pF, 80% to 20%
ENABLE low to gate drive on
ENABLE high to gate drive off
R OSC = 10 k Ω ,
I GH = –25 mA
I GL = 25 mA
CBOOT x fully charged
80
40
–
–
0.6
30
14
–140
160
V C – 0.2
V REG –
0.2
120
60
180
180
–
40
19
–110
200
–
–
160
80
–
–
1.2
55
24
–80
250
–
–
ns
ns
ns
ns
μ s
Ω
Ω
mA
mA
V
V
Logic Inputs
Input Low Voltage
Input High Voltage
Input Hysteresis
Input Current 1
RESET Pulse Width 2
V IL
V IH
V IHys
I IN
t wR
–
0.7 V DD
150
–1
0.2
–
–
300
–
–
0.3 V DD
–
–
1
1
V
V
mV
μ A
μ s
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
4
相关PDF资料 |
PDF描述 |
|---|---|
| A6595KA-T | IC PWR DRIVER 8BIT SER 20-DIP |
| A6B259KLWTR | IC PWR DRVR 8BIT ADDRESS 20SOIC |
| A6B273KLWTR | IC PWR DRVR 8BIT ADDRESS 20SOIC |
| A8287SLBTR | IC REG LNB SUPPLY/CTRL 24-SOIC |
| A8290SETTR-T | IC VOLTAGE REG SGL LNB 28-QFN |
相关代理商/技术参数 |
参数描述 |
|---|---|
| A4990KLPTR-T | 制造商:Allegro MicroSystems LLC 功能描述:IC DVR FULL BRIDGE DUAL 20TSSOP 制造商:ALLEGRO 功能描述:AUTOMOTIVE DUAL FULL BRIDGE DR 制造商:Allegro MicroSystems LLC 功能描述:AUTOMOTIVE DUAL FULL BRIDGE DR |
| A4992KLPTR-T | 制造商:Allegro MicroSystems LLC 功能描述:AUTOMOTIVE STEPPER MOTOR DRIVE |
| A4993KLPTR-T | 功能描述:IC MOTOR DVR STEP AUTO 制造商:allegro microsystems, llc 系列:* 零件状态:有效 标准包装:4,000 |
| A4994KLPTR-T | 功能描述:IC DVR FULL BRIDGE DUAL 20TSSOP 制造商:allegro microsystems, llc 系列:* 零件状态:在售 标准包装:4,000 |
| A49FL004 | 制造商:AMICC 制造商全称:AMIC Technology 功能描述:4 Mbit CMOS 3.3Volt-only Firmware Hub/LPC Flash Memory |
发布紧急采购，3分钟左右您将得到回复。