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LT3582 Datasheet(PDF) 26 Page - Linear Technology

Part # LT3582
Description  I2C Programmable Boost and Single Inductor Inverting DC/DC Converters with OTP
PDF  28 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LT3582 Datasheet(HTML) 26 Page - Linear Technology

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LT3582/LT3582-5/LT3582-12
26
3582512f
TYPICAL APPLICATION
LT3582
VIN
SWP
CAPP
VNEG
–12V
85mA
CAPP
VPP
SDA
SCL
CA
GND
SWN
SWN
VOUTN
I2C
INTERFACE
VOUTP
SHDN
INPUT
4.5V TO 5.5V
VPOS
12V
80mA
L1
6.8μH
D1
C2
4.7μF
C6
10nF
C5
10nF
RAMPN
RAMPP
C3
C1
4.7μF
C4 1μF
D2
L2 6.8μH
OPTIONAL ON
LT3582-12
()
REG0/OTP0 = B0h
REG1/OTP1 = D8h
REG2/OTP2 = 03h
D1-D2: DIODES INC. B0540WS-7
L1-L2: COILCRAFT XPL2010-682
C1: 4.7μF, 6.3V, X5R, 0805
C2: 4.7μF, 16V, X5R, 0805
C3: 1× 4.7μF OR 2× 4.7μF OR 10μF
16V, X5R, 0805
C4: 1μF, 16V, X5R, 0603
C5-C6: 10nF, 0603
3582512 TA05a
LOAD CURRENT (mA)
020
40
80
60
15
10
5
0
20
25
3582512 TA05b
LOAD CURRENT (mA)
20
040
80
60
40
20
0
60
80
3582512 TA05c
4.7μF 16V 0805 X5R
10μF 16V 0805 X5R
2× 4.7μF 16V 0805 X5R
Figure 13. ±12V Outputs from a Single 5V Input
VOUTP Ripple
VOUTN Ripple and C2 Selection
Also See Typical Characteristics and Front Page for Additional Data



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