InGaAsP MQW DC-PBH
PULSED LASER DIODE MODULE
FOR 1550 nm OTDR APPLICATION NDL7560P
FEATURES
•HIGH OUTPUT POWER:
Pf = 30 mW at IFP = 400 mA, PW = 10 µs, Duty = 1%
•LONG WAVELENGTH:
λC = 1550 nm
•WIDE OPERATING TEMPERATURE RANGE:
TC = -20 to +65°C
•INTERNAL THERMOELECTRIC COOLER
•HERMETICALLY SEALED 14 PIN DIP PACKAGE
•SINGLE MODE FIBER PIGTAIL
The NDL7560P is a 1550 laser diode DIP module with single
mode fiber and internal thermoelectric cooler. It has a Multiple
Quantum Well (MQW) structure and is designed for light
source of optical measurement equipment (OTDR).
DESCRIPTION
PART NUMBER NDL7560P Series
SYMBOLS PARAMETERS AND CONDITIONS UNITS MIN TYP MAX
VFP Forward Voltage, IFP = 400 mA, PW = 10 µs, V 2.5 4.0
Duty = 1%
PfOptical Output Power from Fiber, IFP = 400 mA, mW 20 30
PW = 10 µs, Duty = 1%
ITH Threshold Current mA 20 30
λcCenter Wavelength, IFP = 400 mA, PW = 10 µs, nm 1530 1550 1570
Duty = 1%, RMS (-20 dB)
σSpectral Width, IFP = 400 mA, PW = 10 µs, Duty = 1%, nm 10
RMS (-20 dB)
trRise Time, 10-90% ns 0.5 1.0
tfFall Time, 90-10% ns 0.7 1.0
ELECTRO-OPTICAL CHARACTERISTICS (TLD = 25°C, TC = -20°C to +65°C, unless otherwise specified)
PART NUMBER NDL7560P Series
SYMBOLS PARAMETERS AND CONDITIONS UNITS MIN TYP MAX
R Thermistor Resistance, TLD = 25°C kΩ9.5 10.0 10.5
B B Constant K 3300 3400 3500
ICCooler Current, ∆T = 40 K A 0.6 1.0
VCCooler Voltage, ∆T = 40 K V 1.1 1.5
∆T1Cooling Capacity, IC = 1.0 A K 40
ELECTRO-OPTICAL CHARACTERISTICS
APPLICABLE TO THERMISTOR AND TEC (TLD = 25°C, TC = -20°C to +65°C, unless otherwise specified)
California Eastern Laboratories
Note:
1. ∆T = | TC - TLD |.
PART NUMBER DESCRIPTION
NDL7560P Without Connector
NDL7560PC With FC-PC Connector
ORDERING INFORMATION
ABSOLUTE MAXIMUM RATINGS1
(TC = 25°C, unless otherwise specified)
SYMBOLS PARAMETERS UNITS RATINGS
PfOptical Output Power mW 50
from Fiber2
IFP Pulsed Forward Current2mA 600
ICCooler Current A 1.3
VCCooler Voltage V 3.5
VRReverse Voltage V 2.0
TCOperating Case Temperature °C -20 to +65
TSTG Storage Temperature °C -40 to +70
TSLD Lead Soldering °C 260
Temperature (10 sec)
OPTICAL OUTPUT POWER FROM FIBER vs.
PULSE FORWARD CURRENT
Wavelength, λ (nm)
Case Temperature, TC (°C)
Relative Intensity, (Linear Scale)
LONGITUDINAL MODE
(FROM FIBER)
OpticalOutput Power from Fiber, P
f
(mW)
Pulsed Forward Current, IFP (mA)
TYPICAL PERFORMANCE CURVES (TC = 25°C, unless otherwise specified)
Notes:
1. Operation in excess of any one of these parameters may result
in permanent damage.
2. Pulse Condition: Pulse Width (PW) = 10 µs, Duty = 1 %.
NDL7560P SERIES
20
10
0200 400
100 300
40
30
5 nm/div
1550
50
10
20
30
1
2
3
5
5025075
Themistor Resistance, R (kΩ)
THERMISTOR RESISTANCE vs.
CASE TEMPERATURE
NDL7560P SERIES
OUTLINE DIMENSIONS (Units in mm)
5.1
φ3.2 ±0.2 (2 places)
7.62
19.1
8.0
15.0
20.84
25.4
12.5
1
10.2
12.16
2.54
6.25
Optical Fiber
SM - 9/125
Length: 1 m
8.1
5.1 φ 6.0
φ 3.0
φ 0.9
φ 0.45
1.0
EXCLUSIVE NORTH AMERICAN AGENT FOR RF, MICROWAVE & OPTOELECTRONIC SEMICONDUCTORS
CALIFORNIA EASTERN LABORATORIES • Headquarters • 4590 Patrick Henry Drive • Santa Clara, CA 95054-1817 • (408) 988-3500 • Telex 34-6393 • FAX (408) 988-0279
24-Hour Fax-On-Demand: 800-390-3232 (U.S. and Canada only) • Internet: http://WWW.CEL.COM
04/11/2000
DATA SUBJECT TO CHANGE WITHOUT NOTICE
Cooler
LD Thermistor
Case
#1
#14
#8
#7
BOTTOM VIEW
PIN No. FUNCTION PIN No. FUNCTION
1 COOLER ANODE 8 NC
2 NC 9 LASER CATHODE
3 NC 10 LASER ANODE,
4 NC CASE GROUND
5 LASER ANODE, 11 THERMISTOR
CASE GROUND 12 THERMISTOR
6NC 13NC
7 NC 14 COOLER CATHODE
PIN CONNECTIONS
