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參數資料
| 型號： | MC34166TH |
| 廠商： | ON SEMICONDUCTOR |
| 元件分類： | 穩壓器 |
| 英文描述： | RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS |
| 中文描述： | 6 A SWITCHING REGULATOR, 81 kHz SWITCHING FREQ-MAX, PZFM5 |
| 封裝： | TO-220, 5 PIN |
| 文件頁數： | 14/20頁 |
| 文件大小： | 239K |
| 代理商： | MC34166TH |
MC34166, MC33166
http://onsemi.com
14
V
O
+36 V/0.25 A
D
1
L
R
1
MUR415
Z
1
22
0.01
1N5822
MTP
3055E
2N3906
R
1
36 k
R
2
5.1 k
+
1000
VO
R1
R2
4
2
1
5
3
+
0.22
470 k
EA
Reference
Thermal
Oscillator
S
R
Q
PWM
UVLO
ILIMIT
Q
1
*Gate resistor R
G
, zener diode D
3
, and diode D
4
are required only when V
in
is greater than 20 V.
V
in
-12 V
1000
+
0.002
5.05
0.7
+
+
Test
Conditions
Results
Line Regulation
V
in
= –10 V to – 20 V, I
O
= 0.25 A
250 mV =
±
0.35%
Load Regulation
V
in
= –12 V, I
O
= 0.025 A to 0.25 A
790 mV =
±
1.19%
Output Ripple
V
in
= –12 V, I
O
= 0.25 A
80 mV
pp
Efficiency
V
in
= –12 V, I
O
= 0.25 A
79.2%
L = Coilcraft M1496–A or ELMACO CHK1050, 42 turns of #16 AWG on Magnetics Inc.
58350–A2 core.
Heatsink = AAVID Engineering Inc. 5903B or 5930B
Figure 26. Negative Input/Positive Output Regulator
47
+
50 k
Faster
Brush
Motor
4
2
1
5
3
+
EA
Reference
Thermal
Oscillator
S
R
Q
PWM
UVLO
ILIMIT
V
in
18 V
1000
5.6 k
56 k
0.1
1N5822
+
1.0 k
+
+
Test
Conditions
Results
Low Speed Line Regulation
V
in
= 12 V to 24 V
1760 RPM
±
1%
High Speed Line Regulation
V
in
= 12 V to 24 V
3260 RPM
±
6%
Figure 27. Variable Motor Speed Control with EMF Feedback Sensing
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相關代理商/技術參數 |
參數描述 |
|---|---|
| MC34166THG | 功能描述:直流/直流開關調節器 40V 3A Buck/Boost/Inverting RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
| MC34166TV | 功能描述:直流/直流開關調節器 40V 3A RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
| MC34166TVG | 功能描述:直流/直流開關調節器 40V 3A Buck/Boost/Inverting RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
| MC34167 | 制造商:ONSEMI 制造商全稱:ON Semiconductor 功能描述:POWER SWITCHING REGULATORS |
| MC34167_05 | 制造商:ONSEMI 制造商全稱:ON Semiconductor 功能描述:5.0 A, Step−Up/Down/Inverting Switching Regulators |
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