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參數(shù)資料
| 型號： | LB1845 |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | PWM Current Control Stepping Motor Driver(PWM電流控制馬達(dá)驅(qū)動器) |
| 中文描述： | PWM電流控制步進(jìn)電機(jī)驅(qū)動器（PWM電流控制馬達(dá)驅(qū)動器） |
| 文件頁數(shù)： | 4/7頁 |
| 文件大?。?/td> | 136K |
| 代理商： | LB1845 |
Pin Functions
Timing chart for pin switching operations during PWM drive
Figure 1 Switching Waveforms
toff: Output off time. Determined by external capacitor and resistor Ct and Rt. (toff = Ct
×
Rt)
td:
Delay time between the point the set current is sensed at the SENSE pin and the point the output turns off.
No. 5505-4/7
LB1845
Pin no.
Pin
Function
1, 14
V
BB
Output stage power-supply voltage
2
SENSE1
Set current detection pins.
13
SENSE2
Connect these pins, fed back through noise filters, to E1 and E2.
3
E1
The set current is controlled by the resistors Re inserted between these pins and ground.
12
E2
4, 11
D-GND
Internal diode anode connection
6
OUT 1B
Outputs
7
OUT 1A
8
OUT 2B
9
OUT 2A
15
GND
Ground
27
RC1
Used to set the output off time for the switched output signal.
16
RC2
The fixed off times are set by the capacitors and resistors connected to these pins. toff = CR.
26
V
REF
1
V
REF
2
PHASE1
Output current settings
17
The output current is determined by the voltage (in the range 1.5 to 7.5 V) input to these pins.
25
Output phase switching inputs.
18
PHASE2
High-level input: OUT A = high, OUT B = low
Low-level input: OUT A = low, OUT B = high
24
ENABLE1
Output on/off settings
19
ENABLE2
High-level input: output off
Low-level input: output on
22, 23
I01, I11
Digital inputs that set the output current
21, 20
I02, I12
The output currents can be set to 1/3, 2/3, or full by setting these pins to appropriate combinations of high and low levels.
28
V
CC
Logic block power supply
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
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| LB1845_06 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:PWM Current Controlling Stepping Motor Driver |
| LB1845_12 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:PWM Current Controlling Stepping Motor Driver |
| LB1845DAZ-XE | 制造商:ON Semiconductor 功能描述:STEPPING MOTOR DRIVER - Ammo Pack 制造商:ON Semiconductor 功能描述:Motor / Motion / Ignition Controllers & Drivers STEPPING MOTOR DVR 制造商:ON Semiconductor 功能描述:FNFLD / STEPPING MOTOR DRIVER |
| LB1845-E | 功能描述:馬達(dá)/運(yùn)動/點火控制器和驅(qū)動器 PRINTER RoHS:否 制造商:STMicroelectronics 產(chǎn)品:Stepper Motor Controllers / Drivers 類型:2 Phase Stepper Motor Driver 工作電源電壓:8 V to 45 V 電源電流:0.5 mA 工作溫度:- 25 C to + 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:HTSSOP-28 封裝:Tube |
| LB1845L-E | 功能描述:馬達(dá)/運(yùn)動/點火控制器和驅(qū)動器 RoHS:否 制造商:STMicroelectronics 產(chǎn)品:Stepper Motor Controllers / Drivers 類型:2 Phase Stepper Motor Driver 工作電源電壓:8 V to 45 V 電源電流:0.5 mA 工作溫度:- 25 C to + 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:HTSSOP-28 封裝:Tube |
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