LTC1628CUH Linear Technology, LTC1628CUH Datasheet - Page 31
LTC1628CUH
Manufacturer Part Number
LTC1628CUH
Description
IC SW REG STP-DN 2PHS 32QFN
Manufacturer
Linear Technology
Type
Step-Down (Buck)r
Datasheet
1.LTC1628CGPBF.pdf
(32 pages)
Specifications of LTC1628CUH
Internal Switch(s)
No
Synchronous Rectifier
Yes
Number Of Outputs
2
Voltage - Output
Adj to 0.8V
Current - Output
3A
Frequency - Switching
220kHz
Voltage - Input
3.5 ~ 30 V
Operating Temperature
0°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
32-QFN
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Power - Output
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LTC1628CUH
Manufacturer:
Linear Technology
Quantity:
135
Company:
Part Number:
LTC1628CUH
Manufacturer:
LT
Quantity:
10 000
Part Number:
LTC1628CUH#PBF
Manufacturer:
LINEAR/凌特
Quantity:
20 000
PACKAGE DESCRIPTIO
(0.005 – 0.009)
**
*
0.13 – 0.22
NOTE: DIMENSIONS ARE IN MILLIMETERS
DIMENSIONS DO NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED 0.152mm (0.006") PER SIDE
DIMENSIONS DO NOT INCLUDE INTERLEAD FLASH. INTERLEAD
FLASH SHALL NOT EXCEED 0.254mm (0.010") PER SIDE
5.35 0.05
4.20 0.05
(0.205 – 0.212)
3.45 0.05
(4 SIDES)
5.20 – 5.38**
(0.022 – 0.037)
0.55 – 0.95
NOTE:
1. DRAWING PROPOSED TO INCLUDE JEDEC PACKAGE OUTLINE
2. DRAWING NOT TO SCALE
3. ALL DIMENSIONS ARE IN MILLIMETERS
4. DIMENSIONS OF EXPOSED PAD ON BOTTOM OF PACKAGE DO NOT INCLUDE
5. EXPOSED PAD SHALL BE SOLDER PLATED
M0-220 VARIATION WHHD-(X) (TO BE APPROVED)
MOLD FLASH. MOLD FLASH, IF PRESENT, SHALL NOT EXCEED 0.20mm ON ANY SIDE
RECOMMENDED SOLDER PAD LAYOUT
PIN 1
TOP MARK
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 represen-
tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.
0 – 8
5.00 0.10
(4 SIDES)
(0.0256)
0.65
BSC
U
(0.010 – 0.015)
(For purposes of clarity, drawings are not to scale)
0.50 BSC
0.25 – 0.38
0.23 0.05
32-Lead Plastic QFN (5mm 5mm)
(Reference LTC DWG # 05-08-1693)
28-Lead Plastic SSOP (0.209)
(LTC DWG # 05-08-1640)
0.57 0.05
PACKAGE OUTLINE
UH32 Package
0.75 0.05
G Package
3.45 0.10
(4-SIDES)
0.200 REF
0.00 – 0.05
(0.002 – 0.008)
0.05 – 0.21
(0.068 – 0.078)
1.73 – 1.99
LTC1628/LTC1628-PG
BOTTOM VIEW—EXPOSED PAD
R = 0.115
28
1 2 3 4 5 6 7 8 9 10 11 12
TYP
27
26
25
24
(0.397 – 0.407)
10.07 – 10.33*
23
31
22 21 20 19 18 17 16 15
0.50 BSC
0.23 0.05
32
0.40 0.10
1
2
(UH) QFN 0102
13
14
(0.301 – 0.311)
G28 SSOP 1098
7.65 – 7.90
31
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