LTC3225EDDB#PBF Linear Technology, LTC3225EDDB#PBF Datasheet - Page 14

• Manufacturer Part Number: LTC3225EDDB#PBF
• Manufacturer: Linear Technology

Specifications of LTC3225EDDB#PBF

• Lead Free Status / Rohs Status: Compliant

RELATED PARTS
TYPICAL APPLICATION
LTC3225/LTC3225-1
PART NUMBER
LTC1751-3.3/LTC1751-5
LTC3200
LTC3203/LTC3203B/
LTC3203B-1/LTC3203-1
LTC3204/LTC3204B-3.3/
LTC3204-5
LTC3221/LTC3221-3.3/
LTC3221-5
LTC3240-3.3/LTC3240-2.5 Step-Up/Step-Down Regulated Charge Pumps
LT
LT3468/LT3468-1/
LT3468-2
LTC3484-0/LTC3484-1/
LTC3484-2
LT3485-0/LT3485-1/
LT3485-2/LT3485-3
LT3750
LT3751
14
®
3420/LT3420-1
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
V
GND
3.3V
GND
BIAS
12V
V
IN
10μF
C5
●
DESCRIPTION
Micropower 5V/3.3V Doubler Charge Pumps
Constant Frequency Doubler Charge Pump
500mA Low Noise High Effi ciency Dual Mode
Step-Up Charge Pumps
Low Noise Regulating Charge Pumps
Micropower Regulated Charge Pump
1.4A/1A Photofl ash Capacitor Charger with
Automatic Top-Off
1.4A/1A/0.7A, Photofl ash Capacitor Charger
1.4A/0.7A/1A, Photofl ash Capacitor Charger
1.4A/0.7A/1A/2A Photofl ash Capacitor Charger
with Output Voltage Monitor and Integrated
IGBT
Capacitor Charger Controller
Capacitor Controller with Regulation
FAX: [phone]
* REQUIRES PIN 8 (GND) AND EXPOSED PAD TO BE CONNECTED TO A
THERMAL PAD ISOLATED FROM THE SYSTEM GROUND.
1
2
3
4
CSHD6-40C
VM
SEL1
TOL/MR
GND
DPAK
D1
LTC2915
10A
SEL2
RST
V
RT
CC
0.1μF
C6
8
7
6
5
●
+
www.linear.com
CMSH3-20
CMSH3-20
CMSH3-20
C1
47μF
25V
DCAP
D2
D3
D4
12V Supercapacitor Back-Up Supply
R1
2k
R2
100k
10k
R7
1
2
3
4
PGND
SGND
IN
EN/SHDN
LTC4441-1
DOWN CONVERTER
HIGH EFFICIENCY
V
GND
DRV
IN
OUT
+
V
CC
FB
LT3740
LT3740
IN
COMMENTS
V
Up to 150mA (LTC3204-5), Up to 50mA (LTC3204-3.3)
Up to 60mA Output
Charges 220μF to 320V in 3.7 Seconds from 5V, V
I
100μF , V
100μF , V
V
100μF , V
Charges Any Size Capacitor, 10-Lead MS Package
Charges Any Size Capacitor, 4mm × 5mm QFN-20 Package
I
Low Noise, 5V Output or Adjustable
Up to 150mA Output
V
V
Q
SD
IN
IN
IN
IN
8
7
6
5
= 20μA, Up to 100mA Output, MS-8 Package
: 2.7V to 5.5V, 3mm × 3mm 10-Lead DFN Package
: 2.5V to 16V, Charge Time = 4.6 Seconds for the LT3468 (0V to 320V,
: 1.8V to 16V, Charge Time = 4.6 Seconds for the LT3484-0 (0V to 320V,
: 1.8V to 10V, Charge Time = 3.7 Seconds for the LT3485-0 (0V to 320V,
< 1μA, 10-Lead MS Package
V
GND
OUT
R3
332k
R4
84.5k
IN
IN
IN
= 3.6V), I
= 3.6V), I
= 3.6V), I
V
1.8V
10A
GND
C7
10μF
OUT
SD
SD
SD
< 1μA, ThinSOT™ Package
< 1μA, 2mm × 3mm 6-Lead DFN Package
< 1μA, 3mm × 3mm 10-Lead DFN Driver
10V
10V
10V
1μF
1μF
1μF
C2
C3
C4
M4
Si4410DY
M3
Si4410DY
V
C
C
V
C
C
V
C
C
CHARGER 3
CHARGER 2
CHARGER 1
© LINEAR TECHNOLOGY CORPORATION 2008
IN
+
–
IN
+
–
IN
+
–
LTC3225-1
LTC3225-1
LTC3225-1
LTC3225/
LTC3225/
LTC3225/
R6
1k
R5
1k
C
C
C
GND
GND
GND
OUT
OUT
OUT
CX
CX
CX
LT 0610 REV B • PRINTED IN USA
IN
: 2.2V to 16V,
M2
IRF7424
M1
IRF7424
3225 TA03
*
*
3225fb