LTC4364-1/LTC4364-2
21
436412f
TYPICAL APPLICATIONS
Figure 13. Overvoltage Regulator with Output Keep Alive During Shutdown
PACKAGE DESCRIPTION
DE Package
14-Lead Plastic DFN (4mm × 3mm)
(Reference LTC DWG # 05-08-1708 Rev B)
Please refer to http://www.linear.com/designtools/packaging/ for the most recent package drawings.
3.00 ±0.10
(2 SIDES)
4.00 ±0.10
(2 SIDES)
NOTE:
1. DRAWING PROPOSED TO BE MADE VARIATION OF VERSION (WGED-3) IN JEDEC
PACKAGE OUTLINE MO-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
TYP
R = 0.05
TYP
3.00 REF
17
148
PIN 1
TOP MARK
(SEE NOTE 6)
0.200 REF
0.00 – 0.05
(DE14) DFN 0806 REV B
R = 0.20 OR
0.35 × 45°
CHAMFER
0.25 ± 0.05
0.50 BSC
3.30 ±0.10
1.70 ± 0.05
3.00 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
0.25 ± 0.05
3.30 ±0.05
0.50 BSC
+
OUTSENSEDGATESOURCEHGATE
TMRGND
C
TMR
0.1µF
UV
OV
ENOUT
436412 F13
F LT
SHDN FB
R4
2.2k
R5
10Ω
V
IN
12V
R1
191k
UV
6V
OV
30V
R2
40.2k
R3
10k
R7
287k
R8
24.9k
C
OUT
22µF
D8
1N4746A
18V, 1W
V
OUT
4A
CLAMPED
AT 16V
D1
CMZ5945B
68V
M1
FDD16AN08A0
M2
FDD16AN08A0
R
SNS
10mΩ
R9
1k, 1W
C
HG
6.8nF
V
CC
LTC4364
