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參數(shù)資料
| 型號： | MC44603ADW |
| 廠商： | ON SEMICONDUCTOR |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | MIXED FREQUENCY MODE GREENLINE PWM CONTROLLER |
| 中文描述： | 0.75 A SWITCHING CONTROLLER, 250 kHz SWITCHING FREQ-MAX, PDSO16 |
| 封裝： | SOIC-16 |
| 文件頁數(shù)： | 7/24頁 |
| 文件大小： | 405K |
| 代理商： | MC44603ADW |
MC44603A
7
MOTOROLA ANALOG IC DEVICE DATA
500
425
400
375
350
325
300
–50
–25
0
25
50
75
100
Isource, OUTPUT SOURCE CURRENT (mA)
TA, AMBIENT TEMPERATURE (
°
C)
Figure 7. Oscillator Discharge Current
versus Temperature
Figure 8. Source Output Saturation Voltage
versus Load Current
2.5
2.0
1.5
1.0
0
100
200
300
400
500
I
μ
A
V
450
475
VCC = 12 V
Rref = 10 k
CT = 820 pF
VCC = 12 V
Rref = 10 k
CT = 820 pF
TA = 25
°
C
f, FREQUENCY (kHz)
Figure 9. Sink Output Saturation Voltage
versus Sink Current
Isink, SINK OUTPUT CURRENT (mA)
Figure 10. Error Amplifier Gain and Phase
versus Frequency
1.6
0
0
100
80
2.0
1.2
0.8
0.4
200
300
400
500
V
G
60
40
20
0
–20
10
10
10
10
140
50
–40
10
P
VCC = 12 V
G = 10
Vin = 30 mV
VO = 2.0 to 4.0 V
RL = 100 k
TA = 25
°
C
TA = 25
°
C
VCC = 12 V
80
μ
s Pulsed Load
120 Hz Rate
Sink Saturation
(Load to VCC)
0
1
2
3
4
Figure 11. Voltage Feedback Input
versus Temperature
Figure 12. Demag Comparator Threshold
versus Temperature
2.60
2.55
2.40
2.45
–50
–25
0
25
50
75
100
2.50
TA, AMBIENT TEMPERATURE (
°
C)
V
80
75
70
65
60
50
–50
–25
0
25
50
75
100
TA, AMBIENT TEMPERATURE (
°
C)
V
55
VCC = 12 V
G = 10
VO = 2.0 to 4.0 V
RL = 100 k
VCC = 12 V
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MC44603ADWG | 功能描述:電流型 PWM 控制器 ANA SMPS PWM FREQ CONT RoHS:否 制造商:Texas Instruments 開關(guān)頻率:27 KHz 上升時間: 下降時間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數(shù)量:1 最大工作溫度:+ 105 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TSSOP-14 |
| MC44603ADWR2 | 功能描述:電流型 PWM 控制器 Voltage/Current PWM RoHS:否 制造商:Texas Instruments 開關(guān)頻率:27 KHz 上升時間: 下降時間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數(shù)量:1 最大工作溫度:+ 105 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TSSOP-14 |
| MC44603ADWR2G | 功能描述:電流型 PWM 控制器 ANA SMPS PWM FREQ CONT RoHS:否 制造商:Texas Instruments 開關(guān)頻率:27 KHz 上升時間: 下降時間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數(shù)量:1 最大工作溫度:+ 105 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TSSOP-14 |
| MC44603AP | 功能描述:電流型 PWM 控制器 Voltage/Current PWM RoHS:否 制造商:Texas Instruments 開關(guān)頻率:27 KHz 上升時間: 下降時間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數(shù)量:1 最大工作溫度:+ 105 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TSSOP-14 |
| MC44603APG | 功能描述:電流型 PWM 控制器 Voltage/Current PWM w/Bust Mode Standby RoHS:否 制造商:Texas Instruments 開關(guān)頻率:27 KHz 上升時間: 下降時間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數(shù)量:1 最大工作溫度:+ 105 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TSSOP-14 |
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