參數(shù)資料
型號(hào): TB62202AFG
廠商: Toshiba Corporation
英文描述: Dual-Stepping Motor Driver IC for OA Equipment Using PWM Chopper Type
中文描述: 雙辦公自動(dòng)化設(shè)備步進(jìn)馬達(dá)驅(qū)動(dòng)IC用PWM斬波型
文件頁(yè)數(shù): 66/84頁(yè)
文件大?。?/td> 1272K
代理商: TB62202AFG
TB62202AFG
2005-04-04
66
External Capacitors for Charge Pumps
When V
DD
=
5V, fchop
=
100 kHz, and L
=
10 mH is driven with V
M
=
24 V, I
out
=
1100 mA, the theoretical values
for Ccp1 and Ccp2 are as shown below:
Combine Ccp1 and Ccp2 as shown in the shaded area in the above graph.
Select values 10: 1 or more for Ccp1: Ccp2.
When making a setting, evaluate properly and set values with a margin.
Ccp 1 – Ccp 2
Ccp 1 capacitance (
μ
F)
C
μ
F
0.5
0.45
0.4
0.35
0.3
0.25
0.2
0.15
0.1
0.05
0
0
0.005
0.01
0.015
0.02
0.025
0.03
0.035
0.04
0.045
0.05
Usable area
Ccp 1
=
(NG)
Ccp 2
=
(OK)
Recommended area
Recommended value
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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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