6-1. Los ntawm-qhov Hom LED Soldering Condition (Plastic Pwm)
Thaum soldering, tsis txhob solder lub LED ze tshaj 3 hli los ntawm lub hauv qab ntawm lub lens, thiab tsis txhob siv kev nyuaj siab rau cov hlau lead ncej thaum lub LED kub.
Pom zoo Flow Soldering Profile
Pom zoo tes Soldering mob
Tes soldering yuav tsum tsis txhob ua ntau tshaj ib zaug.
| Kub | 350 ℃ siab tshaj |
| Soldering Sijhawm | 3s Qhov siab tshaj plaws |
6-2. Soldering Conditions rau SMD (Nto Mount Ntaus) LEDs
SMD Hom LED yog tsim los rau reflow soldered rau PCB.
Reflow soldering yuav tsum tsis txhob ua ntau tshaj ib zaug.
Thaum soldering, tsis txhob siv kev ntxhov siab rau LED thaum lub LED kub
Tes soldering tsis pom zoo rau SMD Hom LED.
Profile Feature
| Yam tsawg kawg nkaus | Kev pom zoo | Qhov siab tshaj plaws | Chav tsev | |
|---|---|---|---|---|
| Ramp-up tus nqi rau preheat 25 ℃ to 150 ℃ | 2 | 2.5 | K/s | |
| Preheat kub | 150 | 150 | 160 | ℃ |
| Ramp-up tus nqi rau preheatb150 ℃ to 250 ℃ | 1.4 | K/s | ||
| Peak Kub | 250 | ℃ | ||
| Lub sij hawm tshaj 150 ℃ | 110 | s | ||
| Lub sijhawm ntawm qhov kub siab tshaj | 5 | s | ||
| Ramp-down tus nqi | 3 | 5 | K/s |
