參數(shù)資料
型號(hào): ML4823CP
廠商: FAIRCHILD SEMICONDUCTOR CORP
元件分類: 穩(wěn)壓器
英文描述: High Frequency Power Supply Controller
中文描述: 2 A SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PDIP16
封裝: PLASTIC, DIP-16
文件頁數(shù): 6/9頁
文件大?。?/td> 121K
代理商: ML4823CP
ML4823
6
REV. 1.0 10/12/2000
ERROR AMPLIFIER
The ML4823 error amplifier is a 5.5MHz bandwidth 12V/μs
slew rate op-amp with provision for limiting the positive
output voltage swing (Output Inhibit line) for ease in
implementing the soft start function.
5
4
3
2
1
0
0.2
0.4
0.6
0.8
1.0
TIME (
μ
s)
V
IN
V
OUT
100
80
60
40
20
0
–20
100
1K
10K
100K
FREQ (Hz)
1M
10M
100M
0
0
–90
–180
GAIN
φ
Figure 5. Unity Gain Slew Rate
Figure 6. Open Loop Frequency Response
OUTPUT DRIVER STAGE
The ML4823 Output Driver is a 2A peak output high speed
totem pole circuit designed to quickly switch the gates of
capacitive loads, such as power MOSFET transistors.
Figure 8. Saturation Curves
3
2
1
0
0
0.5
1.0
1.5
I
OUT
(A)
V
S
(
SOURCE
SINK
Figure 7. Simplified Schematic
POWER
GND
Q1
Q2
OUT
V
CC
POWER
V
C
15
10
5
0
0
40
80
120
160
200
TIME (ns)
T
O
0.2
I
L
(A)
0
–0.2
15
10
5
0
0
100
200
300
400
500
TIME (ns)
T
O
2
I
L
(A)
0
–2
Figure 10 Rise/Fall Time (C
L
= 10,000pF)
Figure 9. Rise/Fall Time (C
L
= 1000pF)
相關(guān)PDF資料
PDF描述
ML4823CQ High Frequency Power Supply Controller
ML4823CS High Frequency Power Supply Controller
ML4823IS High Frequency Power Supply Controller
ML4823MJ High Frequency Power Supply Controller
ML4824 Power Factor Correction and PWM Controller Combo(功率因數(shù)校正器和PWM控制器組合芯片)
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ML4823CP_Q 功能描述:模數(shù)轉(zhuǎn)換器 - ADC Pwr Spply Controller High Frequency RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
ML4823CQ 功能描述:電流型 PWM 控制器 Pwr Spply Controller High Frequency RoHS:否 制造商:Texas Instruments 開關(guān)頻率:27 KHz 上升時(shí)間: 下降時(shí)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
ML4823CQX 制造商:Rochester Electronics LLC 功能描述:- Bulk
ML4823CS 功能描述:電流型 PWM 控制器 1MHZ SMPS Controller RoHS:否 制造商:Texas Instruments 開關(guān)頻率:27 KHz 上升時(shí)間: 下降時(shí)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
ML4823CS_Q 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 1MHZ SMPS Controller RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32