Electronics » Sensors » Proximity Sensors and Range Finders »

Pololu 38 kHz IR Proximity Sensor, Fixed Gain, Low Brightness

Pololu item #: 2579
Brand: Pololu
Status: Active and Preferred

Free add-on shipping in USA
Free shipping in USA over $75

Price break	Unit price (US$)
1	6.95
5	6.39
25	5.88

Quantity:
backorders allowed

This module features a fixed-gain, 38 kHz modulated IR sensor and a corresponding IR LED with oscillator circuit to make a tiny proximity sensor. This low-brightness version draws an average of 8 mA at 5 V and has a typical sensing range up to approximately 12 inches (30 cm).

Alternatives available with variations in these parameter(s): maximum range Select variant…

Compare all products in Proximity Sensors and Range Finders.

	Description		Specs (6)		Pictures (11)		Resources (5)		FAQs (0)		On the blog (1)

Dimensions

Size:	0.4″ × 0.6″ × 0.2″¹
Weight:	0.6 g¹

General specifications

Maximum range:	12 in²
Sampling rate:	1 kHz
Average input current:	8 mA

Identifying markings

PCB dev codes:	irs05b

Notes:

1: Without included optional headers.
2: The actual range depends on many factors, including object size, reflectivity, and ambient lighting conditions.

Related products

	Pololu 38 kHz IR Proximity Sensor, Fixed Gain, High Brightness
	Vishay TSSP58P38 IR Detector Module, 38kHz, Automatic Gain (3-Pack)
	Vishay TSSP58038 IR Detector Module, 38kHz, Fixed Gain (3-Pack)
	Pololu Digital Distance Sensor 25cm
	Pololu Digital Distance Sensor 100cm
	Pololu Distance Sensor with Pulse Width Output, 50cm Max
	Pololu Distance Sensor with Pulse Width Output, 300cm Max
	Sharp/Socle GP2Y0A51SK0F Analog Distance Sensor 2-15cm
	Pololu Carrier with Sharp GP2Y0D815Z0F Digital Distance Sensor 15cm
	Pololu Carrier with Sharp/Socle GP2Y0A60SZLF Analog Distance Sensor 10-150cm, 3V
	Sharp/Socle GP2Y0A21YK0F Analog Distance Sensor 10-80cm
	Maxbotix LV-MaxSonar-EZ0 Sonar Range Finder MB1000
	VL6180X Time-of-Flight Distance Sensor Carrier with Voltage Regulator, 60cm max
	VL53L0X Time-of-Flight Distance Sensor Carrier with Voltage Regulator, 200cm Max
	QTR-1A Reflectance Sensor (2-Pack)
	QTR-L-1A Reflectance Sensor (2-Pack)
	Pololu Carrier with Sharp/Socle GP2Y0A60SZLF Analog Distance Sensor 10-150cm, 5V
	QTR-L-1RC Reflectance Sensor (2-Pack)
	0.100" (2.54 mm) Breakaway Male Header: 1×40-Pin, Straight, Black
	0.100" (2.54 mm) Breakaway Male Header: 1×40-Pin, Right Angle
	0.100" (2.54 mm) Female Header: 1x4-Pin, Straight
	QTR-1RC Reflectance Sensor (2-Pack)
	0.1" (2.54mm) Crimp Connector Housing: 1x4-Pin 10-Pack