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LT3073AVPBF 데이터시트(PDF) 33 Page - Analog Devices

부품명 LT3073AVPBF
상세설명  3A, Ultra-Low Noise, High PSRR, 45mV Dropout Ultra-Fast Linear Regulator
PDF  37 Pages
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LT3073AVPBF 데이터시트(HTML) 33 Page - Analog Devices

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Data Sheet
LT3073
analog.com
Rev 0.
33 of 37
Figure 76.Regulator with VIOC Buck Control
51kΩ
806Ω
48.7kΩ
6.49kΩ
200kΩ
150kΩ
fSW = 300kHz
C1
220µF
10V
16V
1µF
1µF
0.22µF
10µF
2.2µF
22µF
4.7µF
0.1µF
50V
10µF
50V
x2
0.1µF
L
10µH
VIN
3.4V – 42V, VIN ≥ VOUTLDO + 1.5V
OUT
BIASF
LT3073
VOUTLDO
0.5V – 4.2V
3A Max IOUT
VO2
VO1
VO0
VBIAS
5.5V
IN
EN
VIOC
MARG
GND
SENSE
TEMP
IMON
POWER
GOOD
BIAS
PG
REF
BST
LT8610A
SYNC
RT
VIN
EN/UV
TR/SS
GND
SW
FB
PROGRAM
VOUTLDO
VINLDO(MAX) = 0.97 x (48.7kΩ + 6.49kΩ + 200kΩ)/48.7kΩ = 5.08V
VINLDO - VOUTLDO = 1.1V - 0.8V = 0.3V for all programmed VOUTLDO
VINLDO
INTVCC
PG
BIAS
L: WURTH 74437346100
C1: AVX TCJD227M010R0040
+



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