lt8410-1 Linear Technology Corporation, lt8410-1 Datasheet - Page 12

• Manufacturer Part Number: lt8410-1
• Description: Ultralow Power Boost Converter With Output Disconnect
• Manufacturer: Linear Technology Corporation

LT8410/LT8410-1
TYPICAL APPLICATIONS
12
Figure 4. 16V Output Converter with Wide Input Voltage
V
2.5V to 16V
V
2.5V to 16V
IN
IN
V
TURN ON/OFF
TURN ON/OFF
C1: 2.2μF, 16V, X5R, 0603
C2: 0.1μF, 25V, X5R, 0603
C3: 0.1μF, 25V, X5R, 0603 *
C4: 0.1μF , 16V, X7R, 0402
L1: MURATA LQH32CN101K53
* HIGHER CAPACITANCE VALUE IS REQUIRED FOR
C3 WHEN THE V
C1: 2.2μF, 16V, X5R, 0603
C2: 0.1μF, 25V, X5R, 0603
C3: 0.1μF, 25V, X5R, 0603 *
C4: 0.1μF, 16V, X7R, 0402
L1: COILCRAFT DO2010-683ML
* HIGHER CAPACITANCE VALUE IS REQUIRED FOR
C3 WHEN THE V
OUT
16V Output Converter with 2mm x 2mm Inductor
40
35
30
25
20
15
10
5
(V)
C1
2.2μF
C1
2.2μF
IN
IN
100μH
IS HIGHER THAN 5V
IS HIGHER THAN 5V
68μH
L1
L1
V
SHDN
GND
V
SHDN
GND
RESISTOR DIVIDER
SW
SW
R1 (kΩ) / R2 ( kΩ)
CC
CC
LT8410
LT8410
FROM V
110/887
237/768
365/634
487/511
619/383
750/255
866/127
V
V
CAP
V
CAP
V
FBP
FBP
NA
OUT
REF
OUT
REF
REF
604K
412K
R
301K
R
210K
1
2
8410-1 TA05
8410 TA06
LT8410 Maximum Output Current vs Output Voltage
C2
0.1μF
C2
0.1μF
V
V
OUT
OUT
C4
0.1μF
C4
0.1μF
= 16V
= 16V
C3
0.1μF
C3
0.1μF
V
IN
= 2.8V
0.5
0.7
0.8
1.0
1.4
1.6
3.3
8.0
MAXIMUM OUTPUT CURRENT (mA)
V
IN
0.7
0.9
1.0
1.4
1.9
2.4
4.6
= 3.6V
11
100
90
80
70
60
50
40
90
80
70
60
50
40
0.01
0.01
Effi ciency vs Load Current
Effi ciency vs Load Current
V
IN
3.6
12
5
(V)
V
IN
0.1
0.1
LOAD CURRENT (mA)
= 12V
LOAD CURRENT (mA)
V
IN
V
1.1
1.4
1.5
2.1
2.9
4.0
7.0
= 5.0V
17
IN
V
V
IN
= 3.6V
1
1
IN
= 3.6V
= 12V
I
OUT
V
2.2
3.6
13
V
IN
(mA)
10
10
IN
= 5V
= 5V
8410-1 TA07
8410-1 TA08
V
100
100
IN
3.6
4.4
5.5
7.2
9.7
NA
NA
14
= 12V
84101f