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ADPL74101 Datasheet(PDF) 6 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) 6 Page - Analog Devices

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Data Sheet
ADPL74101
analog.com
Rev. 0
6 of 49
(Specifications are at TJ = -40°C to +125°C for the minimum and maximum values, TA = 25°C for the typical values,
VIN = 12V, RUN = 12V, VPRG = Floating, EXTVCC = 0V, DRVSET = 0V, DRVUV = 0V, unless otherwise noted.)
PARAMETER
SYMBOL
CONDITIONS/COMMENTS
MIN
TYP
MAX
UNITS
RUN Pin Hysteresis
120
mV
DC Supply Current
VIN Shutdown
Current
RUN = 0V
1
µA
VIN Sleep Mode
Current
SENSE- < 3.2V, EXTVCC = 0V
15
µA
Sleep Mode Current3
VIN Current
VIN Current
EXTVCC Current
SENSE- Current
SENSE- ≥ 3.2V, EXTVCC = 0V
SENSE- ≥ 3.2V, EXTVCC ≥ 4.8V
SENSE- ≥ 3.2V, EXTVCC ≥ 4.8V
SENSE- ≥ 3.2V
5
1
6
10
µA
µA
µA
µA
Pulse-Skipping (PS) or
Forced Continuous
Mode (FCM), VIN or
EXTVCC Current3
2
mA
Gate Drivers
TG or BG
On-Resistance
DRVSET = INTVCC
Pull-Up
Pull-Down
2.0
1.0
Ω
Ω
BOOST to DRVCC
Switch On-Resistance
DRVSET = INTVCC
7
Ω
TG or BG
Transition Time4
Rise Time, CLOAD = 3300pF
Fall Time, CLOAD = 3300pF
25
15
ns
ns
TG Off to BG On
Delay Time4
Synchronous Switch
On-Delay Time
20
ns
BG Off to TG
On-Delay Time4
Top Switch On-Delay
Time
20
ns
TG Minimum On-Time5
tON(MIN)
40
ns



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