LTC3108
19
3108fc
For more information www.linear.com/LTC3108
Typical applicaTions
Li-Ion Battery Charger and LDO Powered by a Solar Cell
Supercapacitor Charger and LDO Powered by a Thermopile Generator
3108 TA04
C1
HONEYWELL
CQ200
THERMOPILE
C2
SW
VS2
VS1
VSTORE
V
OUT2
PGOOD
VLDO
CAP-XX GZ115F
PGD
VLDO
V
OUT
V
OUT2_EN
LTC3108
VAUX GND
2.2µF
150mF
2.5V
2.2µF
4.7nF
T1: COILCRAFT LPR6235-123QML
2.2V
2.35V
T1
1:50
330pF
220µF
+
+
V
OUT
3108 TA03
C1
SOLAR CELL*
C2
SW
VS2
VS1
VSTORE
V
OUT2
VLDO
PGD
VLDO
V
OUT
V
OUT2_EN
LTC3108
VAUX GND
2.2µF
Li-Ion
4.7µF
0.01µF
2.2V
4.1V
T1
1:20
330pF
220µF
+
+
V
OUT
* 2
"
DIAMETER MONOCRYSTALLINE CELL
LIGHT LEVEL ≥ 900 LUX
T1: COILCRAFT LPR6235-253PML
DC Input Energy Harvester and Power Manager
3108 TA05
C1
C2
SW
VS2
VS1
V
OUT2
V
OUT2
PGOOD
2.2V
C
OUT
PGD
VLDO
VLDO
VSTORE
V
OUT
V
OUT
V
OUT2_EN
V
OUT2_ENABLE
LTC3108
VAUX GND
C
STORE
5V
3.3V
2.2µF
V
IN
V
IN
> 5V
R
IN
R
IN
> 100Ω/ V
2.2µF
+
+
+
AC Input Energy Harvester and Power Manager
3108 TA06
C1
C2
SW
VS1
VS2
V
OUT2
V
OUT2
PGOOD
2.2V
C
OUT
PGD
VLDO
VLDO
VSTORE
V
OUT
V
OUT
V
OUT2_EN
V
OUT2_ENABLE
LTC3108
VAUX GND
C
STORE
5V
5V
2.2µF
C
IN
V
IN
V
IN
> 5V
P-P
- PIEZO
- 60Hz
R
IN
R
IN
> 100Ω/ V
2.2µF
AC
+
+
LTC3108
20
3108fc
For more information www.linear.com/LTC3108
GN16 REV B 0212
1 2
3
4
5
6
7
8
.229 – .244
(5.817 – 6.198)
.150 – .157**
(3.810 – 3.988)
16
15
14
13
.189 – .196*
(4.801 – 4.978)
12 11 10
9
.016 – .050
(0.406 – 1.270)
.015 ±.004
(0.38 ±0.10)
× 45°
0° – 8° TYP
.007 – .0098
(0.178 – 0.249)
.0532 – .0688
(1.35 – 1.75)
.008 – .012
(0.203 – 0.305)
TYP
.004 – .0098
(0.102 – 0.249)
.0250
(0.635)
BSC
.009
(0.229)
REF
.254 MIN
RECOMMENDED SOLDER PAD LAYOUT
.150 – .165
.0250 BSC.0165 ±.0015
.045 ±.005
* DIMENSION DOES NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
** DIMENSION DOES NOT INCLUDE INTERLEAD FLASH. INTERLEAD
FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE
INCHES
(MILLIMETERS)
NOTE:
1. CONTROLLING DIMENSION: INCHES
2. DIMENSIONS ARE IN
3. DRAWING NOT TO SCALE
4. PIN 1 CAN BE BEVEL EDGE OR A DIMPLE
GN Package
16-Lead Plastic SSOP (Narrow .150 Inch)
(Reference LTC DWG # 05-08-1641 Rev B)
4.00 ±0.10
(2 SIDES)
3.00 ±0.10
(2 SIDES)
NOTE:
1. DRAWING PROPOSED TO BE A VARIATION OF VERSION
(WGED) IN JEDEC PACKAGE OUTLINE M0-229
2. DRAWING NOT TO SCALE
3. ALL DIMENSIONS ARE IN MILLIMETERS
4. DIMENSIONS OF EXPOSED PAD ON BOTTOM OF PACKAGE DO NOT INCLUDE
MOLD FLASH. MOLD FLASH, IF PRESENT, SHALL NOT EXCEED 0.15mm ON ANY SIDE
5. EXPOSED PAD SHALL BE SOLDER PLATED
6. SHADED AREA IS ONLY A REFERENCE FOR PIN 1 LOCATION
ON THE TOP AND BOTTOM OF PACKAGE
0.40 ±0.10
BOTTOM VIEW—EXPOSED PAD
1.70 ±0.10
0.75 ±0.05
R = 0.115
TYP
R = 0.05
TYP
2.50 REF
16
127
PIN 1 NOTCH
R = 0.20 OR
0.35 × 45°
CHAMFER
PIN 1
TOP MARK
(NOTE 6)
0.200 REF
0.00 – 0.05
(UE12/DE12) DFN 0806 REV D
3.30 ±0.10
0.25 ±0.05
0.50 BSC
2.50 REF
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
APPLY SOLDER MASK TO AREAS THAT ARE NOT SOLDERED
2.20 ±0.05
0.70 ±0.05
3.60 ±0.05
PACKAGE
OUTLINE
1.70 ±0.05
3.30 ±0.05
0.50 BSC
0.25 ±0.05
DE/UE Package
12-Lead Plastic DFN (4mm × 3mm)
(Reference LTC DWG # 05-08-1695 Rev D)
package DescripTion
Please refer to http://www.linear.com/designtools/packaging/ for the most recent package drawings.
LTC3108
21
3108fc
For more information www.linear.com/LTC3108
revision hisTory
REV DATE DESCRIPTION PAGE NUMBER
A 04/10 Updated front page text and Typical Appliction
Updated Absolute Maximum Ratings and Order Information sections
Updated Electrical Characteristics
Added graph (3108 G00) to Typical Performance Characteristics
Updated Block Diagram
Text added to Operation section
Changes to Applications Information section
Updated Typical Applications
Updated Related Parts
1
2
3
4
8
9
12-18
18, 19, 22
22
B 06/13 Added vendor information to Table 5 14
C 08/13 Changed Würth transformer part numbers 14
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa-
tion that the interconnection of its circuits as described herein will not infringe on existing patent rights.

LTC3108EDE#PBF

Mfr. #:
Manufacturer:
Analog Devices / Linear Technology
Description:
Switching Voltage Regulators Ultralow Voltage Step-Up Converter and Power Manager
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union