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Series AMSRO1-78-NZ
Up to 15Watt | DC-DC Switching Regulator
FEATURES:
• Short Circuit Protection
• High efficiency up to 96%
• Non-Isolated
•
•
•
Operating temperature -40°C to +85°C
Very low No load input current
Pin Compatible to LM78xx
Models
Single output
Input Voltage
Nom/Range
Output
Output
Efficiency
Efficiency
Max.
Capacitive
load (µF)
680
Model
Voltage
(V)
3.3
5
Current max
(mA)
1000
Vin Min
(%)
90
Vin Max
(%)
81
(V)
AMSRO1-783.3-NZ
AMSRO1-7805-NZ
24 / 6-36
24 / 8-36
12 / 8-27
24 / 16-36
12 / 8-20
24 / 20-36
12 / 8-18
1000
-300
1000
-300
1000
-300
93
86
96
89
96
89
86
82
93
88
94
89
680
330
680
330
680
330
-5
12
-12
15
-15
AMSRO1-7812-NZ
AMSRO1-7815-NZ
NOTE: For Input voltage >30VDC, an input capacitor 22µF/50V is required.
Input Specifications
Parameters
Conditions
Typical
Maximum
Units
Voltage range
See the table above
VDC
Filter
Capacitor
Quiescent current
Vin=(LL-HL) at 0% load
1
mA
Output Specifications
Parameters
Conditions
Typical
Maximum
Units
100% load, 3.3V output
100% load, Others
±4
±3
Voltage accuracy
±2
%
Short Circuit protection
Short circuit restart
Continuous
Auto recovery
±0.2
Line voltage regulation
Load voltage regulation
Temperature coefficient
Transient response deviation
Transient Recovery time
Ripple & Noise
Vin=(LL-HL) at full load
Nominal Input, 10-100% load
-40°C to +85°C ambient
±0.4
±0.6
%
%
±0.4
±0.03
%/oC
mV
300
1
75
Nominal Input, 25% load step change
20MHz Bandwidth, 10-100% load
mSec
mV p-p
20
General Specifications
Parameters
Conditions
100% load
Typical
420-780
Maximum
Units
KHz
oC
Switching frequency
Operating temperature
Storage temperature
Max Case temperature
Cooling
With derating above 71oC
-40 to +85
-55 to +125
oC
100
95
oC
Free air convection
Humidity
Weight
Non condensing
%
g
2.1
Dimensions (L x W x H)
MTBF
Soldering Temperature
0.45 x 0.30 x 0.69 inches 11.50 x 7.50 x 17.50 mm
>2 000 000 hrs (MIL-HDBK-217F, Ground Benign, t=+25oC)
1.5 mm from case for 10 sec
260
oC
NOTE: All specifications in this datasheet are measured at an ambient temperature of 25°C, humidity<75%, nominal input voltage and at
rated output load unless otherwise specified.
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