Datasheet

3312 - 2 mm SMD Trimming Potentiometer SM51108PEL LAN 10/100 Base-Tx VoIP Transformer (PoE) Modules
DIMENSIONS:
MM
(INCHES)
REV. 05/18
• Ramp-up rate = 3 °C/sec. max.
• Ramp-down rate = 6 °C/sec. max.
• T
L
= 217 °C
• t
L
= 60-150 sec.
• T
p
= 250 ±3 °C
• Time within 5 °C of actual Peak Temp
(t
p
)2 = 20~40 sec.
• T
s
min = 150 °C
• T
s
max = 200 °C
• T
s
min to T
s
max = 60-180 sec., 25 °C to
Peak Temperature = 8 min. max.
Refer to IPC/JEDEC J-STD020D standard.
T
P
T
P
t
p
t
s
TTO
RAMP-UP
L
T
L
t
L
T MAX.
S
T MIN.
25 °C
PREHEAT
S
Temperature
Time
CRITICAL ZONE
RAMP-DOWN
8 MINS./248.9 °C
t 25 °C TO PEAK
USER DIRECTION OF FEED
QUANTITY: 600 PCS. PER REEL
8 °
0.40
(.016)
6.52
(.257)
1.75
(0.069
11.50
(.453)
24.00
(.945)
16.00
(.630)
2.00
(0.079)
4.00
(0.157)
1.50
(0.059)
DIA.
1.50
(0.059)
DIA.
11.42
(.450)
BOURNS
SM51108PL
YYW
W
330
(12.992)
DIA.
REEL
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at
www.bourns.com/docs/legal/disclaimer.pdf.