ML4823IP 데이터 시트보기 (PDF) - Micro Linear Corporation
부품명
상세내역
제조사
ML4823IP Datasheet PDF : 9 Pages
| |||
ML4823
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
VIN
3
2
VOUT
1
0
0.2
0.4 0.6
0.8
1.0
TIME (µs)
Figure 5. Unity Gain Slew Rate
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.
VCC
POWER
VC
Q2
OUT
Q1
POWER
GND
Figure 7. Simplified Schematic
3
2
SOURCE
1
SINK
0
0
0.5
1.0
1.5
IOUT (A)
Figure 8. Saturation Curves
6
100
80
60
GAIN
40
20
0
0
φ
0
–20
–90
100 1K
10K 100K 1M
FREQ (Hz)
–180
10M 100M
Figure 6. Open Loop Frequency Response
0.2
IL (A)
0
15
–0.2
10
5
0
0
40
80 120 160 200
TIME (ns)
Figure 9. Rise/Fall Time (CL = 1000pF)
2
IL (A)
0
15
–2
10
5
0
0
100 200 300 400 500
TIME (ns)
Figure 10 Rise/Fall Time (CL = 10,000pF)
Share Link: 