1053nm DFB Laser Diode 70mW

1053nm 14PIN Butterfly Package DFB Laser, with integrated TEC, lens, thermistor, and PD in a 14PIN butterfly package. The hermetically sealed design meets telecom-grade operating requirements, featuring narrow linewidth and high power (50mW). It supports PM980 or HI1060 fiber output, and also offers custom pin definitions as requested by the customer.

Product features：14PIN butterfly sealed package、 Custom wavelengths from 1018-1200nm with integrated TEC and thermistor、 DFB chip, narrow linewidth、 PM980/HI1060 fiber pigtail options available

Application area：Ultrafast laser SHG seed light

Unit Price

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Part Number

DFB-1053-70-A81-PA

Lead Time

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Stock

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General Parameters

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Dimensional Drawing

Optical-Electrical Characteristics (25°C)

Optical Electrical Characteristics (TCHIP = 15 - 35 °C, TCASE = 25 °C, Iop = 150 mA)
Parameter	Min	Typ.	Max	Unit
Center Wavelength	1051	1053	1055	nm
SMSR	40	50	-	dB
Linewidth	-	5	-	MHz
Optical Power (inside fiber)	30	50	-	mW
Drive Voltage	-	2.0	2.5	V
Drive Current	-	150	250	mA
Optical Electrical Characteristics (TCHIP = 15 - 35 °C, TCASE = 25 °C, Iop = 150 mA)
Mode Hop-Free Current Range	20	50	-	mA
Threshold Current	-	35	-	mA
Slope Efficiency	-	0.25	-	W/A
Current Wavelength Coefficient	-	0.002	-	nm/mA
Temperature Wavelength Coefficient	-	0.08	-	nm/°C
MPD Response Rate	-	0.5	-	A/W
Extinction Ratio	-	16	-	dB

Optical Fiber Characteristics：

Fiber Type	PM980-XP
Mode Field Diametera	6.6 ± 0.5 µm @ 980 nm
Numerical Aperture	0.10
Fiber Length	1.5 m
Connector	FC/APC (2.0 mm Narrow Key)
Loose Tube	Ø900 µm

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Limiting Parameters

Parameter	Typical Value	Unit
Optical Fiber Power	50	mW
Operating Current	400	mA
LD Reverse Voltage	2	V
PD Reverse Voltage	15	V
Case Operating Temperature	0 to 50	°C
Storage Temperature	-10 to 65	°C
TEC Current	2.5	A
TEC Voltage	4.0	V
Thermistor Resistance	10	kOhms

Spectral Analysis

L-I-V Curve

Extinction Ratio Test (Polarization Maintaining Version)

Mode hope tuning Range

Pin Definition: Standard A

Standard B

Ordering Information:

DFB- □□□□-☆-A8▽- XX

□□□□: Wavelength 1018:

1018nm

1030: 1030nm 1053:

1053nm 1064:

1064nm 1084:

1084nm

*****

1120: 1120nm

☆ : Pin Definition A:

Telecom A

B: Pump B

▽ : Wavelength Tolerance 1:

±1nm

2: ±2nm

XX: Fiber and Connector Type

SA=HI1060+ FC/APC

SP=HI1060+ FC/PC

PA=PM980 Fiber+ FC/APC

PP=PM980 Fiber+ FC/PC

Our default packaging does not include an isolator. If the customer requires an isolator, please add "-ISO" at the end of the model number. The output power with the isolator is guaranteed to be 30mW+.

Eg:

PN#DFB-1053-B-A81-PA-ISO

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