LT3582 LINER [Linear Technology], LT3582 Datasheet - Page 25

• Manufacturer Part Number: LT3582
• Description: I2C Programmable Boost and Single Inductor Inverting DC/DC Converters with OTP
• Manufacturer: LINER [Linear Technology]

TYPICAL APPLICATION
Effi ciency and Power Loss, Load from V
95
85
75
65
55
45
35
0.1
V
IN
= 3.6V
LOAD CURRENT (mA)
1
100mA
V
–5V
NEG
D1
INTERFACE
10
12V and –5V Outputs from a Single 2.7V to 5.5V Input
Effi ciency and Power Loss, Load from V
3582512 TA04b
I
2
C
OUTP
L1
6.8μH
REG0/OTP0 = B0h
REG1/OTP1 = 4Ch
REG2/OTP2 = 0Bh
100
95
85
75
65
55
45
35
C2
10μF
100
90
80
70
60
50
40
30
20
10
0
0.1
to GND
V
IN
SWN
SWN
GND
V
SDA
SCL
CA
= 3.6V
OUTN
22nF
C5
RAMPP
LOAD CURRENT (mA)
1
LT3582
D1-D2: DIODES INC. B0540WS-7
L1-L2: COILCRAFT LPS4018-682ML
C1: 4.7μF , 6.3V, X5R, 0805
C2: 10μF , 6.3V, X5R, 0805
C3: 4.7μF , 16V, X5R, 0805
C4: 1μF , 16V, X5R, 0603
C5-C6: 22nF , 0603
RAMPN
V
SHDN
CAPP
CAPP
C6
22nF
SWP
OUTP
LT3582/LT3582-5/LT3582-12
V
10
V
PP
IN
Effi ciency and Power Loss, Load from V
3582512 TA04d
OUTP
D2
95
85
75
65
55
45
35
100
L2 6.8μH
0.1
C4 1μF
V
200
180
160
140
120
100
80
60
40
20
0
IN
to V
= 3.6V
OUTN
C3
4.7μF
LOAD CURRENT (mA)
1
C1
4.7μF
V
12V
38mA (V
58mA (V
95mA (V
INPUT
2.7V TO 5.5V
POS
10
3582512 TA04a
IN
IN
IN
= 2.7)
= 3.6)
= 5.5)
3582512 TA04c
100
OUTN
180
160
140
120
100
80
60
40
20
0
to GND
25
3582512f