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LTC3537EUD#PBF

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P22
LTC3537
19
3537fd
TYPICAL APPLICATIONS
Single Cell or 5V Input to 3.3V
3537 TA07
LTC3537
V
INB
1µF
2.2µH
ENLDO
V
OUTB
FBB
V
INL
V
OLDO
FBL
ENBST
MODE
PGND
SGND
SW
R3
1.74M
R1
487k
R2
511k
R5
1.02M
R6
510k
10µF
3.3V/100mA
ONOFF
BURSTPWM
PGDL
PGDB
LBO
LBI
0.8V TO 1.6V
ALKALINE
+
USB
OR
5V ADAPTER
10F
+
33pF
Li-Ion to 5V, 3.3V
3537 TA06
LTC3537
V
INB
1µF
V
OUTB
5V
V
OLDO
3.3V
2.2µH
R6
2M
ENDLO
V
OUTB
FBB
V
INL
V
OLDO
FBL
ENBST
MODE
PGND
SGND
SW
R2
1.91M
R1
604k
R3
523k
R4
2.37M
R5
499k
Li-Ion
10µF
1µF
ONOFF
BURSTPVM
PGDL
PGDB
LBO
LBI
+
2.8V
TO
4.2V
33pF
LTC3537
20
3537fd
PACKAGE DESCRIPTION
UD Package
16-Lead Plastic QFN (3mm × 3mm)
(Reference LTC DWG # 05-08-1691)
3.00 p 0.10
(4 SIDES)
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
1.45 p 0.05
(4 SIDES)
NOTE:
1. DRAWING CONFORMS TO JEDEC PACKAGE OUTLINE MO-220 VARIATION (WEED-2)
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
PIN 1
TOP MARK
(NOTE 6)
0.40 p 0.10
BOTTOM VIEW—EXPOSED PAD
1.45 p 0.10
(4-SIDES)
0.75 p 0.05
R = 0.115
TYP
0.25 p 0.05
1
PIN 1 NOTCH R = 0.20 TYP
OR 0.25 s 45o CHAMFER
15 16
2
0.50 BSC
0.200 REF
2.10 p 0.05
3.50 p 0.05
0.70 p0.05
0.00 – 0.05
(UD16) QFN 0904
0.25 p0.05
0.50 BSC
PACKAGE OUTLINE
LTC3537
21
3537fd
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.
REVISION HISTORY
REV DATE DESCRIPTION PAGE NUMBER
D 12/12 Corrected from LBO to LBO
Corrected Burst Mode Quescent Current Graph
Corrected Typos
Throughout
6
9
(Revision history begins at Rev D)
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P22

LTC3537EUD#PBF

Mfr. #:
Buy LTC3537EUD#PBF
Manufacturer:
Analog Devices / Linear Technology
Description:
Switching Voltage Regulators 600mA (I sw) Synchronous Boost Converter and 100mA LDO in 3mmmm x 3mm QFN
Lifecycle:
New from this manufacturer.
Delivery:
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