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UCD3138RJAR

Texas Instruments

-40℃~+125℃ 20.5ms 3 350uA 3V~3.6V Active Low Open Drain Power Controller Yes VQFN-40-EP(6x6) Supervisor and Reset ICs ROHS

Extended
DatasheetJLCPCBLCSCti/UCD3138RJAR
Category
Supervisor And Reset ICs
Package
VQFN-40-EP(6x6)
Pins
41

Overview

The UCD3138RJAR is a supervisor And Reset IC made by Texas Instruments in a VQFN-40-EP(6x6) package with 41 pins. -40℃~+125℃ 20.5ms 3 350uA 3V~3.6V Active Low Open Drain Power Controller Yes VQFN-40-EP(6x6) Supervisor and Reset ICs ROHS.

PCBKit's library has its KiCad symbol (EasyEDA_Cloud:UCD3138RMHT, from EasyEDA) and its footprint (EasyEDA_Cloud:VQFN-40_L6.0-W6.0-P0.50-TL-EP4.2, from EasyEDA), ready for a KiCad board. 2 are in stock at JLCPCB (part C2657863).

Symbol

AGND1AD132AD063AD044AD035DGND6RESET#7ADC_EXT_TRIG/TCAP/SYNC/PWM08PMBUS_CLK/SCI_TX09PMBUS_DATA/SCI_RX010DPWM0A11DPWM0B12DPWM1A13DPWM1B14DPWM2A15DPWM2B16DPWM3A17DPWM3B18PMBUS_ALERT19PMBUS_CTRL20TCK/TCAP/SYNC/PWM021TDO/SCI_TX0/PMBUS_ALERT/FAULT022TDI/SCI_RX0/PMBUS_CTRL/FAULT123TMS24FAULT225DGND26V33D27BP1828AGND29AGND30EAP031EAN032EAP133EAN134EAP235AGND36V33A37AD0038AD0139AD0240EP41
EasyEDA_Cloud:UCD3138RMHTFrom EasyEDA

Footprint

41
EasyEDA_Cloud:VQFN-40_L6.0-W6.0-P0.50-TL-EP4.2From EasyEDA

Parameters

9
Function
Watchdog timer
Number of Voltages Monitored
3
Operating Temperature
-40℃~+125℃
Output Type
Open-drain
Quiescent Current
350uA
Reset Active Level
Active Low
Reset Timeout
20.5ms
Voltage - Supply
3V~3.6V
Watchdog
Yes

Order codes

1

Pinout

41
The pins of the UCD3138RJAR
PinNameType
1AGNDUnspecified
2AD13Unspecified
3AD06Unspecified
4AD04Unspecified
5AD03Unspecified
6DGNDUnspecified
7RESET#Unspecified
8ADC_EXT_TRIG/TCAP/SYNC/PWM0Unspecified
9PMBUS_CLK/SCI_TX0Unspecified
10PMBUS_DATA/SCI_RX0Unspecified
11DPWM0AUnspecified
12DPWM0BUnspecified
13DPWM1AUnspecified
14DPWM1BUnspecified
15DPWM2AUnspecified
16DPWM2BUnspecified
17DPWM3AUnspecified
18DPWM3BUnspecified
19PMBUS_ALERTUnspecified
20PMBUS_CTRLUnspecified
21TCK/TCAP/SYNC/PWM0Unspecified
22TDO/SCI_TX0/PMBUS_ALERT/FAULT0Unspecified
23TDI/SCI_RX0/PMBUS_CTRL/FAULT1Unspecified
24TMSUnspecified
25FAULT2Unspecified
26DGNDUnspecified
27V33DUnspecified
28BP18Unspecified
29AGNDUnspecified
30AGNDUnspecified
31EAP0Unspecified
32EAN0Unspecified
33EAP1Unspecified
34EAN1Unspecified
35EAP2Unspecified
36AGNDUnspecified
37V33AUnspecified
38AD00Unspecified
39AD01Unspecified
40AD02Unspecified
41EPUnspecified

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Questions

Is there a KiCad symbol and footprint for the UCD3138RJAR?

Yes. The symbol is EasyEDA_Cloud:UCD3138RMHT and the footprint EasyEDA_Cloud:VQFN-40_L6.0-W6.0-P0.50-TL-EP4.2, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the UCD3138RJAR?

VQFN-40-EP(6x6), with 41 pins. Its footprint is drawn on this page.

Where is the UCD3138RJAR datasheet?

Texas Instruments publishes it: the Datasheet link on this page opens it.

Where can I order the UCD3138RJAR?

JLCPCB lists it as part C2657863, with 2 in stock; the sellers' links on this page open their listings.

What can replace the UCD3138RJAR?

Parts like it in the library: the UCD3138ARJAR by Texas Instruments, the UCD3138064RJAR by Texas Instruments, the UCD3138ARJAT by Texas Instruments and the UCD3138ARMHT by Texas Instruments. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

5