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參數(shù)資料
| 型號： | MC34262D |
| 廠商： | MOTOROLA INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | Single Output LDO, 250mA, Fixed(2.85V), Low Noise, Fast Transient Response 8-SOIC |
| 中文描述： | 0.5 A POWER FACTOR CONTROLLER, PDSO8 |
| 封裝： | PLASTIC, SO-8 |
| 文件頁數(shù)： | 4/16頁 |
| 文件大小： | 391K |
| 代理商： | MC34262D |
MC34262 MC33262
4
MOTOROLA ANALOG IC DEVICE DATA
– 55
TA, AMBIENT TEMPERATURE (
°
C)
– 25
0
25
50
75
100
125
Figure 3. Voltage Feedback Input Threshold
Change versus Temperature
t
μ
VCC = 12 V
Figure 4. Overvoltage Comparator Input
Threshold versus Temperature
VCC = 12 V
VF
– 55
TA, AMBIENT TEMPERATURE (
°
C)
– 25
0
25
50
75
100
Figure 5. Error Amp Transconductance and
Phase versus Frequency
V
– 55
TA, AMBIENT TEMPERATURE (
°
C)
– 25
0
25
50
75
100
125
VCC = 12 V
Pins 1 to 2
Figure 6. Error Amp Transient Response
Figure 7. Quickstart Charge Current
versus Temperature
125
F
3.0 k
10 k
30 k
100 k
300 k
1.0 M
3.0 M
0
90
60
30
120
150
180
gm
μ
f, FREQUENCY (Hz)
,
VCC = 12 V
VO = 2.5 V to 3.5 V
RL = 100 k to 3.0 V
CL = 2.0 pF
TA = 25
°
C
5.0
μ
s/DIV
Figure 8. Restart Timer Delay
versus Temperature
TA, AMBIENT TEMPERATURE (
°
C)
Vc
– 55
– 25
0
25
50
75
100
125
Current
Voltage
900
800
700
600
500
I
μ
VCC = 12 V
Transconductance
Phase
0
VCC = 12 V
RL = 100 k
CL = 2.0 pF
TA = 25
°
C
800
700
600
500
400
110
109
108
106
107
4.0
– 4.0
–12
–16
0
– 8.0
120
100
80
60
40
20
0
1.80
1.76
1.72
1.68
1.64
4.00 V
3.25 V
2.50 V
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| MC34262DG | 功能描述:功率因數(shù)校正 IC Critical Mode PFC w/OVP RoHS:否 制造商:Fairchild Semiconductor 開關(guān)頻率:300 KHz 最大功率耗散: 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Reel |
| MC34262DG | 制造商:ON Semiconductor 功能描述:Driver IC |
| MC34262DR2 | 功能描述:功率因數(shù)校正 IC Critical Mode PFC RoHS:否 制造商:Fairchild Semiconductor 開關(guān)頻率:300 KHz 最大功率耗散: 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Reel |
| MC34262DR2G | 功能描述:功率因數(shù)校正 IC Critical Mode PFC w/OVP RoHS:否 制造商:Fairchild Semiconductor 開關(guān)頻率:300 KHz 最大功率耗散: 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Reel |
| MC34262P | 功能描述:功率因數(shù)校正 IC Critical Mode PFC RoHS:否 制造商:Fairchild Semiconductor 開關(guān)頻率:300 KHz 最大功率耗散: 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Reel |
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