LTC3105
13
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For more information www.linear.com/LTC3105
TYPICAL APPLICATIONS
3.3V from Multiple Stacked-Cell Photovoltaic with Source Temperature Tracking
Thermoelectric Generator to 2.4V Super Capacitor Charger
3105 TA03
C
OUT
10µF
R1
1.37M
V
OUT
3.3V
R2
604k
FB
PGOOD
LDO
FBLDO
MPPC
SHDN
AUX
SW
C
LDO
4.7µF
2.2V
C
AUX
F
R
MPPC
4.99k
C
IN
10µF
* MRA4003T3
** PANASONIC ELL-VEG6R8N
L1**
6.8µH
LTC3105
C
MPPC
10nF
GND
+
+
ON
OFF
V
IN
V
OUT
D1*
D2*
THERMALLY
COUPLED
3105 TA04
C
BULK
1F
2.5V
R1
1.10M
V
OUT
2.4V
R2
787k
FB
PGOOD
LDO
FBLDO
MPPC
V
IN
SHDN
AUX
SW
V
OUT
C
LDO
4.7µF
2.2V
C
FF
22pF
R
MPPC
30.1k
* MICROPELT MPG-D751
** COILCRAFT MSS5131-103MX
TEG*
∆T ≥ 10°C
C
AUX
F
C
IN
100µF
L1**
10µH
LTC3105
GND
C
OUT
F
ON
OFF
+
+
LTC3105
14
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For more information www.linear.com/LTC3105
2ms/DIV
3105 TA05a
V
IN
VOLTAGE
50mV/DIV
LOAD CURRENT
2mA/DIV
V
OUT
VOLTAGE
250mV/DIV
50ms/DIV
3105 TA05b
V
IN
VOLTAGE
200mV/DIV
LDO VOLTAGE
500mV/DIV
V
OUT
VOLTAGE
500mV/DIV
100mV
0V
TYPICAL APPLICATIONS
Industrial Sensor 4mA to 20mA Current Loop Power Tap
Transient Response to Load Pulse
with 4mA Loop Current Start-Up V
IN
, V
OUT
, V
LDO
3105 TA05
R1
2M
V
OUT
, 3V
R2
1M
FB
EN
PGOOD
LDO
FBLDO
MPPC
SHDN
AUX
SW
µP
C
AUX
F
R
MPPC
28k
280mV
2.2V
C
IN
470µF
4mA TO 20mA
CURRENT LOOP
D1*
L1**
10µH
LTC3105
GND
10µF
V
FWD
= 330mV
R
PG
499k
* MBRS190T3
** COILCRAFT MSS5131-103MX
+
ON
OFF
V
IN
V
DD
V
OUT
C
LDO
4.7µF
Single-Cell Photovoltaic NiMH Trickle Charger
3105 TA06
NiMH
× 2
R1
1.02M
V
OUT
3.2V
R2
470k
FB
PGOOD
LDO
FBLDO
MPPC
SHDN
AUX
SW
C
LDO
4.7µF
1.8V
R
MPPC
40.2k
C
AUX
F
C
IN
10µF
L1, 10µH
LTC3105
GND
C
OUT
10µF
R3
1M
R4
1.27M
+
+
+
ON
OFF
V
IN
V
OUT
LTC3105
15
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For more information www.linear.com/LTC3105
PACKAGE DESCRIPTION
3.00 ±0.10
(4 SIDES)
NOTE:
1. DRAWING TO BE MADE A JEDEC PACKAGE OUTLINE M0-229 VARIATION OF (WEED-2).
CHECK THE LTC WEBSITE DATA SHEET FOR CURRENT STATUS OF VARIATION ASSIGNMENT
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
1.65 ±0.10
(2 SIDES)
0.75 ±0.05
R = 0.125
TYP
2.38 ±0.10
(2 SIDES)
15
106
PIN 1
TOP MARK
(SEE NOTE 6)
0.200 REF
0.00 – 0.05
(DD) DFN REV C 0310
0.25 ±0.05
2.38 ±0.05
(2 SIDES)
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
1.65 ±0.05
(2 SIDES)2.15 ±0.05
0.50
BSC
0.70 ±0.05
3.55
±0.05
PACKAGE
OUTLINE
0.25 ±0.05
0.50 BSC
DD Package
10-Lead Plastic DFN (3mm × 3mm)
(Reference LTC DWG # 05-08-1699 Rev C)
PIN 1 NOTCH
R = 0.20 OR
0.35 × 45°
CHAMFER
Please refer to http://www.linear.com/product/LTC3105#packaging for the most recent package drawings.

LTC3105EDD#PBF

Mfr. #:
Manufacturer:
Analog Devices / Linear Technology
Description:
Switching Voltage Regulators Step-Up Converter with Maximum Power Point Control and 200mV Start-Up
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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