NSR01 SERIES
NON- ISOLATION DC-DC CONVERTER
FEATURES
•
PIN-OUT COMPATIBLE WITH LM78XX LINEAR REGULATORS
•
SMALL SIZE AND LOW PROFILE :
SIP3 L
X
W
X
H = 0.46”
X
0.30”
X
0.40”
•
HIGH EFFICIENCY UP TO 95.5%
•
LOW STANDBY CURRENT
•
WIDE INPUT RANGE: 4.6
~
36VDC
•
OVER-CURRENT PROTECTION
•
SHORT CIRCUIT PROTECTION
•
OVER-TEMPERATURE PROTECTION
•
LOW OUTPUT RIPPLE AND NOISE
•
FIXED SWITCHING FREQUENCY
•
NEGATIVE OUTPUT APPLICATION
•
SAFETY MEETS UL60950-1, EN60950-1 AND IEC60950-1
•
COMPLIANT TO RoHS EU DIRECTIVE 2011/65/EU
APPLICATIONS
Wireless Network
Telecom/Datacom
Industry Control System
Distributed Power Architectures
Semiconductor Equipment
Microprocessor Power Applications
DESCRIPTION
The NSR01-SERIES are high performance switching regulators are suited to replace
78xx linear regulators and pin compatible. It provides 1A output current and high
efficiency up to 95.5%. The NSR01 series also can be used to converter a positive
voltage into negative voltage.
T E C H N I C A L S P E C I F I C AT I O N
OUTPUT SPECIFICATIONS
Output current
Voltage accuracy
Minimum load
Line regulation
1.5VDC (Standard)
10% to 100%
Load regulation
of F.L
Others (Standard)
1.5VDC,1.8VDC
(Suffix-A)
See table
All specifications are typical at nominal input, full load and 25ºC otherwise noted
INPUT SPECIFICATIONS
1000mA, max.
±2%Vo
0%
± 0.2%Vo
± 0.6%Vo
± 0.4%
± 1.2%Vo
± 0.4%Vo
50mVp-p
75mVp-p
0.015%/ , max.
℃
Input voltage range for Positive output See table
Input voltage range for Negative output See table
Maximum input current
Input filter
Input reflected ripple current
Vin=Vin(min), Io=Io(max)
4.6 ~ 36VDC
4.6 ~ 32VDC
1A
C filter
100mA
ENVIRONMENTAL SPECIFICATIONS
Operating temperature range
Storage temperature range
Thermal shock
Vibration
Relative humidity(non-condensing)
Over temperature protection
(Internal IC junction)
–40ºC ~ +85ºC(with derating)
–55ºC ~ +125ºC
MIL-STD-810F
MIL-STD-810F
0% to 90% RH
170 ºC
Dynamic load
response
Load change step
50%
100% of F.L.
Peak deviation
Recovery time
Output current limit
Output short-circuit
Capacitor Load (Note 4)
Output voltage overshoot-startup
Continuous, automatics recovery
470µF, max.
Full Load
1%Vo, max.
GENERAL SPECIFICATIONS
Efficiency (Note 3)
Isolation voltage
Switching frequency
Design meet safety standard
Case material
Base material
Potting material
Dimensions
Weight
MTBF (Note 1)
BELLCORE-TR-NWT-000332
MIL-HDBK-217F
See table
None
See table
IEC60950-1, UL60950-1, EN60950-1
Non-conductive black plastic
None
Silicon (UL94-V0)
0.46 X 0.30 X 0.40 Inch
(11.7 X 7.5 X 10.1 mm)
1.9g(0.07oz)
2.613 x 10
7
hrs
6.004 x 10
6
hrs
Page 1 of 3
±
Others(Stuffix-A)
Ripple and noise
Vout = 1.5VDC to 6.5VDC
20MHz bandwidth
Vout = 9VDC to 15VDC
Temperature coefficient
150mV
250µs
2.0A
FEATURE SPECIFICATIONS
Start up time
Rise time
Nominal Input and
constant resistive load
Power up
5ms
3.5ms
Time for Vo to rise from 10% to 90%of Vo
Note
1.
BELLCORE TR-NWT-000332. Case I: 50% Stress, Temperature at 40ºC.
(Ground fixed and controlled environment)
MIL-HDBK-217F Notice2 @Ta=25 ºC, Full load (Ground, Benign,
controlled environment)
2.
Typical value at nominal input and no load.
3.
Typical value at minimum input or maximum input voltage and full load.
4.
Tested with minimum input and constant resistive load.
CAUTION:
This power module is not internally fused. An input line fuse
must always be used.
www.pduke.com
2013/5/3
NSR01 SERIES
NON- ISOLATION DC-DC CONVERTER
NSR01-12S05 –5Vout DERATING CURVE
C1 and C2 are required and should be fitted close to the converter pins.
Maximum capacitive load including C2 is 470uF.
C1
C2
10uF / 50V
10uF / 25V
1210 X5R MLCC
1206 X5R MLCC
MECHANICAL DRAWING FOR STARDANDS
MECHANICAL DRAWING FOR SUFFIX-A
PIN CONNECTION
PIN
1
2
3
DEFINE
+VIN
GND
+VOUT
1. All dimensions in Inch (mm)
Tolerance: X.XX±0.02 (X.X±0.5)
X.XXX±0.01 (X.XX±0.25)
2. Pin pitch tolerance ±0.01(0.25)
3. Pin dimension tolerance ±0.004 (0.1)
PIN CONNECTION
PIN
1
2
3
DEFINE
+VIN
GND
+VOUT
Page 3 of 3
www.pduke.com
2013/5/3
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