编辑: 怪只怪这光太美 2019-07-06

10 k? VSS + 0.1V <

VOUT <

VDD - 0.1V

60 70

80 90

100 110

120 130 0.00 0.05 0.10 0.15 0.20 0.25 Output Voltage Headroom (V) DC Open-Loop Gain (dB) RL = 10k Large Signal AOL VDD = 6.0V VDD = 1.4V Ω

0 2

4 6

8 10

12 14

16 18 -50 -25

0 25

50 75

100 125 Ambient Temperature (C) Gain Bandwidth Product (kHz)

0 10

20 30

40 50

60 70

80 90 Phase Margin (? Gain Bandwidth Product Phase Margin VDD = 6.0V (°) (°C) MCP6441/2/4 DS22257B_CN 第8页?2010-2011 Microchip Technology Inc. 注:除非另外声明,否则 TA = +25°C,VDD = +1.4V 至+6.0V,VSS = GND,VCM = VDD/2,VOUT ≈ VDD/2,VL = VDD/2, RL =

1 MΩ 连接至 VL 且CL =

60 pF. 图2-19: 增益带宽积和相位裕度 ― 环境 温度曲线 图2-20: 输出短路电流 ― 电源电压曲线 图2-21: 输出电压摆幅 ― 频率曲线 图2-22: 输出电压裕度 ― 输出电流曲线 图2-23: 输出电压裕度 ― 环境温度曲线 图2-24: 压摆率 ― 环境温度曲线

0 2

4 6

8 10

12 14

16 18 -50 -25

0 25

50 75

100 125 Ambient Temperature (C) Gain Bandwidth Product (kHz)

0 10

20 30

40 50

60 70

80 90 Phase Margin (? Gain Bandwidth Product Phase Margin VDD = 1.4V (°C) (°)

0 5

10 15

20 25

30 35 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 Power Supply Voltage (V) Output Short Circuit Current (mA) TA = -40CTA = +25CTA = +85CTA = +125C°C °C °C °C 0.1

1 10

10 100

1000 10000 Frequency (Hz) Output Voltage Swing (V P-P ) VDD = 1.4V VDD = 6.0V

10 100 1k 10k 0.1

1 10

100 1000

10 100

1000 10000 Output Current (mA) Output Voltage Headroom (mV) VDD - VOH @ VDD = 1.4V VOL - VSS @ VDD = 1.4V VDD - VOH @ VDD = 6.0V VOL - VSS @ VDD = 6.0V RL =

10 k? 0.01 0.1

1 10

0 5

10 15

20 25 -50 -25

0 25

50 75

100 125 Ambient Temperature (C) Output Voltage Headroom V DD - V OH or V OL - V SS (mV) VDD - VOH @ VDD = 1.4V VOL - VSS @ VDD = 1.4V VDD - VOH @ VDD = 6.0V VOL - VSS @ VDD = 6.0V (°C)

0 1

2 3

4 5

6 -50 -25

0 25

50 75

100 125 Ambient Temperature (C) Slew Rate (V/ms) Falling Edge, VDD = 6.0V Rising Edge, VDD = 6.0V Falling Edge, VDD = 1.4V Rising Edge, VDD = 1.4V (°C) ? 2010-2011 Microchip Technology Inc. DS22257B_CN 第9页MCP6441/2/4 注:除非另外声明,........

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