Datasheet

LT3582/LT3582-5/LT3582-12
22
3582512fb
LT3582
V
IN
SWP
CAPP
V
NEG
–12V
85mA
CAPP
V
PP
SDA
SCL
CA
GND
SWN
SWN
V
OUTN
V
OUTP
SHDN
INPUT
4.5V TO 5.5V
V
POS
12V
80mA
L1
6.8µH
D1
C2
4.7µF
C6
10nF
C5
10nF
RAMPNRAMPP
C3
C1
4.7µF
C4
1µF
D2
L2
6.8µH
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: 1s 4.7µF OR 2s 4.7µF OR 10µF
16V, X5R, 0805
C4: 1µF, 16V, X5R, 0603
C5-C6: 10nF, 0603
3582512 TA05a
I
2
C
INTERFACE
OPTIONAL ON
LT3582-12

LOAD CURRENT (mA)
02040 8060
15
10
5
0
20
25
OUTPUT RIPPLE (mV)
3582512 TA05b
LOAD CURRENT (mA)
200408060
40
20
0
60
80
OUTPUT RIPPLE (mV)
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
V
OUTP
Ripple V
OUTN
Ripple and C2 Selection
Also See Typical Characteristics and Front Page for Additional Data
APPLICATIONS INFORMATION