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參數(shù)資料
| 型號： | TDA21801 |
| 廠商： | INFINEON TECHNOLOGIES AG |
| 元件分類： | 運動控制電子 |
| 英文描述： | AC MOTOR CONTROLLER, PDSO8 |
| 封裝： | GREEN, PLASTIC, DSO-8 |
| 文件頁數(shù)： | 5/30頁 |
| 文件大小： | 836K |
| 代理商： | TDA21801 |
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FanControl
Page 13 of 30
DS-FanControl-TDA21801
6.2.1 Electrical Characteristic - Oscillator
At typical operating condition.
Values
Parameter
Symbol
Conditions
Min. Typ. Max.
Unit
Minimum speed control
voltage limit
VSPfmin
Highest VSP voltage, which
doesn’t change the frequency:
f = f min (VbD)
9.85
10
10.15
% of
VDD
High speed control
voltage limit
VSPfmax
Lowest VSP voltage, which
produces the maximum
frequency: f = f max (VbD)
25.25
25.5
25.75
% of
VDD
Upper threshold
VSPH
(VbD)
30.80 31.06 31.35
% of
VDD
Minimum VCO
frequency
f min0
VDD = 12V, Tj=25°C, C = 3.3nF,
R= 220k Note 1
VNTC=1.5V 0.42V <FCin<0.72V
5.005 5.160 5.315 kHz
Minimum VCO
frequency
f min
VDD = 12V, 0°C <Tj<100°C, C =
3.3nF, R=220kNote 1
VNTC=1.5V 0.42V <FCin<0.72V
4.902 5.160 5.418 kHz
Maximum VCO
frequency
f max
VDD = 12V, 0°C <Tj<100°C, C =
3.3nF, R = 220k 1)
VNTC=1.5V FCin>3V
16.55 17.80 19.05 kHz
External capacitor
CVCO
to have a minimum frequency
error better than 5%
1
nF
VCO sink current
I VCO sink
At Vvco=2V
9
mA
VCO source current in
OTP condition
I VCO source
25°C <Tj<100°C
At Vvco=VDD-5V. 2)
0.7
1
1.45
mA
Verified by Design (VbD)
(1) Parasitic PAD capacitor is typically 2pF.
(2) In OTP condition a current generator (MOS current mirror is turned on).
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