Mounting Type  

Surface Mount

Package / Case  

TO-253-4, TO-253AA

Number of Pins  

4

Supplier Device Package  

SOT-143

Maximum Reset Threshold Voltage (V)  

3.045

Minimum Operating Supply Voltage (V)  

0.9

Maximum Operating Supply Voltage (V)  

6

Maximum Supply Current (uA)  

8

Maximum Power Dissipation (mW)  

285

Power Fail Detection  

No

Watchdog Timers  

No

Manual Reset  

Yes

Chip Enable Signals  

No

Battery Backup Switching  

No

Minimum Operating Temperature (°C)  

-40

Maximum Operating Temperature (°C)  

85

Mounting  

Surface Mount

Package Width  

1.39(Max)

Package Length  

3.04(Max)

PCB changed  

4

Standard Package Name  

SOT

Supplier Package  

SOT-143

EU RoHS  

Compliant

ECCN (US)  

EAR99

Automotive  

No

PPAP  

No

Number of Supervisors  

1

Maximum Reset Active Time (ms)  

608

Output Driver  

Active Low/Push-Pull

Minimum Reset Threshold Voltage (V)  

2.955

Typical Reset Threshold Voltage (V)  

3

Package  

Tape & Reel (TR);Cut Tape (CT);Digi-Reel®;

Base Product Number  

RT9817

Mfr  

Richtek USA Inc.

Product Status  

Active

Operating Temperature  

-40°C ~ 85°C (TA)

Series  

-

Part Status  

LTB

Type  

Voltage Detector

Output  

Push-Pull, Totem Pole

Reset  

Active High/Active Low

Voltage - Threshold  

3V

Number of Voltages Monitored  

1

Reset Timeout  

292ms Minimum