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ADPL74101 Datasheet(PDF) 17 Page - Analog Devices

Part # ADPL74101
Description  100V Synchronous Step-Down Controller with Internal Bootstrap Switch
PDF  49 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

ADPL74101 Datasheet(HTML) 17 Page - Analog Devices

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Data Sheet
ADPL74101
analog.com
Rev. 0
17 of 49
Figure 22. INTVCC Voltage vs. Load Current
Figure 23. INTVCC Voltage vs. Input Voltage
Figure 24. INTVCC Voltage vs. Temperature
Figure 25. Undervoltage Lockout Threshold
vs. Temperature
Figure 26. EXTVCC Switchover Threshold vs. Temperature
Figure 27. Maximum Current Sense Threshold
vs. Feedback
5.0
5.6
6.0
4.6
5.4
4.8
5.2
5.8
4.4
LOAD CURRENT (mA)
40
60
80
100
20
0
VIN = 12V
DRVUV = 0V
DRVSET = INTVCC
DRVSET = GND
EXTCC = 5V
EXTVCC = 0V OR 8.5V
5.0
5.6
6.0
4.4
5.4
4.8
4.2
4.6
5.2
5.8
4.0
INPUT VOLTAGE (V)
40
60
80
100
20
0
DRVSET = INTVCC
DRVSET = GND
EXTVCC = 0V
NO LOAD
4.75
5.50
6.00
5.25
4.50
4.25
5.00
5.75
4.00
TEMPERATURE (°C)
35
65
95
125
155
–25
5
VIN = 12, EXTVCC = 0V
DRVUV = 0V
–55
DRVSET = INTVCC
DRVSET = GND
DRVSET = 64.9kΩ
4.2
4.8
5.2
4.6
4.0
3.8
3.6
4.4
5.0
3.4
TEMPERATURE (°C)
35
65
95
125
155
–25
5
–55
DRVUV = INTVCC
DRVUV = FLOATING
DRVUV = GND
RISING
RISING
RISING
FALLING
FALLING
FALLING
5.2
5.8
6.2
5.6
5.0
4.8
4.6
5.4
6.0
4.4
TEMPERATURE (°C)
35
65
95
125
155
–25
5
–55
DRVUV = INTVCC OR FLOATING
DRVUV = GND
RISING
RISING
FALLING
FALLING
30
60
80
50
20
10
40
70
0
FEEDBACK VOLTAGE (mV)
300
400
500
700
600
800
100
200
0
ILIM = GND
ILIM = FLOATING
ILIM = INTVCC



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