AB18X5-RTC datasheet(32/37 Pages) ABRACON

部件名	AB18X5-RTC

功能描述	Baseline timekeeping features

PDF	37 Pages

Scroll/Zoom	100%

制造商	ABRACON [Abracon Corporation]

网页	https://abracon.com

标志

32 / 37 page

AB18X5 Real-Time Clock with Power

Management Family

Date of Issue: October 16, 2014

3.0 x 3.0 mm

Page 32 of 37

Abracon Drawing #453568

Revision: C

7. Reflow Profile

Figure 22 illustrates the reflow soldering requirements.

Figure 22. Reflow Soldering Diagram

Table 16: Reflow Soldering Requirements (Pb-free assembly)

Profile Feature

Requirement

Preheat/Soak

Temperature Min (Tsmin)

Temperature Max (Tsmax)

Time (ts) from (Tsmin to Tsmax)

150 °C

200 °C

60-120 seconds

Ramp-up rate (TL to Tp)

3 °C/second max.

Liquidous temperature (TL)

Time (tL) maintained above TL

217 °C

60-150 seconds

Peak package body temperature (Tp)

260 °C max.

Time (tp) within 5 °C of Tp

30 seconds max.

Ramp-down rate (Tp to TL)

6 °C/second max.

Time 25 °C to peak temperature

8 minutes max.

AB18X5-RTC 数据表(PDF) 32 Page - Abracon Corporation

AB18X5-RTC 数据表(HTML) 32 Page - Abracon Corporation

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