STM32L412RBT6PTR datasheet(179/192 Pages) STMICROELECTRONICS

Part #	STM32L412RBT6PTR

Description	Ultra-low-power Arm® Cortex®-M4 32-bit MCUFPU, 100DMIPS, up to 128KB Flash, 40KB SRAM, analog, ext. SMPS

PDF	192 Pages

Scroll/Zoom	100%

Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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179 / 192 page

DS12469 Rev 8

179/192

STM32L412xx

Package information

189

Figure 53. WLCSP36 - Recommended footprint

1. Dimensions are expressed in millimeters.

Table 99. WLCSP36 - Mechanical data

Symbol

millimeters

inches(1)

1. Values in inches are converted from mm and rounded to 4 decimal digits.

Min

Typ

Max

Min

Typ

Max

A(2)

2. The maximum total package height is calculated by the RSS method (Root Sum Square) using nominal

and tolerances values of A1 and A2.

0.59

0.023

0.18

0.007

0.38

0.015

A3(3)

3. Back side coating. Nominal dimension is rounded to the 3rd decimal place resulting from process

capability.

0.025

0.001

0.22

0.25

0.28

0.009

0.010

0.011

2.55

2.58

2.61

0.100

0.102

0.103

3.04

3.07

3.10

0.120

0.121

0.122

0.40

0.016

2.00

0.079

2.00

0.079

F(4)

4. Calculated dimensions are rounded to the 3rd decimal place

0.290

0.0114

G(4)

0.535

0.0211

aaa

0.10

0.004

bbb

0.10

0.004

ccc

0.10

0.004

ddd

0.05

0.002

eee

0.05

0.002

B03P_WLCSP36_DIE464_FP_V1

Dpad

Dsm

STM32L412RBT6PTR Datasheet(PDF) 179 Page - STMicroelectronics

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