Series AM1/4LS-NZ
0.25 Watt | DC-DC Converter
www.aimtec.com Tel: +1 514 620 2722 Toll free: + 1 888 9 AIMTEC
(924 6832)
F 051e R12.D 1 of 4 North America only
FEATURES:
SMD Package
Single Output Models
I/O Isolation 1500 & 3000 VDC
Operating temperature -40oC to + 105oC
Ultra Low Ripple and Noise
Efficiency up to 79%
Industry Standard Pinout
Continuous Short Circuit Protection
Models
Single output
Model Input
Voltage
(V)
Output
Voltage
(V)
Output
Current
Max | Min
(mA)
Input
Current Full
| No Load
(mA)
Isolation
(VDC)
Max
Capacitive
Load(uF) Efficiency
(%)
AM1/4LS-0305S-NZ 2.97-3.63 5 50 5 87 20 1500 220 74
AM1/4LS-0503S-NZ 4.5-5.5 3.3 76 8 68 15 1500 220 74
AM1/4LS-0505S-NZ 4.5-5.5 5 50 5 68 15 1500 220 77
AM1/4LS-1205S-NZ 10.8-13.2 5 50 5 27 10 1500 220 75
AM1/4LS-1209S-NZ 10.8-13.2 9 28 3 27 10 1500 220 79
AM1/4LS-1212S-NZ 10.8-13.2 12 21 2 27 10 1500 220 77
AM1/4LS-2405S-NZ 21.6-26.4 5 50 5 15 8 1500 220 69
AM1/4LS-0505SH30-NZ 4.5-5.5 5 50 5 68 15 3000 220 77
AM1/4LS-1205SH30-NZ 10.8-13.2 5 50 5 27 10 3000 220 77
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.
Input Specifications
Parameters Nominal Typical Maximum Units
Voltage range
3.3
5
12
24
2.97-3.63
4.5-5.5
10.8-13.2
21.6-26.4
VDC
Filter Capacitor
Absolute Maximum Rating
3.3 Vin
5 Vin
12 Vin
24Vin
-0.7-5
-0.7-9
-0.7-18
-0.7-30
VDC
Peak Input Voltage time 1 s
Input Reflected Ripple Curr ent 3.3 & 5V Input
12 &24 V Input 20
5 mA p-p
Isolation Specifications
Parameters Conditions Typical Maximum Units
Tested I/O voltage 60 sec, <1mA 1500 & 3000 VDC
Resistance 500VDC 1000 MOhm
Capacitance 20 pF
Output Specifications
Parameters Conditions Typical Maximum Units
Voltage accurac y 100% load (see tolerance chart) ±2.5 %
Short Circuit protection Continuous
Short circuit restart Auto-Recovery
Line voltage regulation For ±1% of Vin ±1.5 % of Vin
Load voltage regulation 10% - 100% load 15 %
Temperature coefficient 100% load ±0.03 %/oC
Ripple & Noise 20MHz Bandwidth 20 mV p-p
Click on Series name for product info on aimtec.com
Series AM1/4LS-NZ
0.25 Watt | DC-DC Converter
www.aimtec.com Tel: +1 514 620 2722 Toll free: + 1 888 9 AIMTEC
(924 6832)
F 051e R12.D 2 of 4 North America only
General Specifications
Parameters Conditions Typical Maximum Units
Switching frequency 100% load 100 KHz
Operating temperature With derating above +100 -40 to +105 oC
Storage temperature -55 to +125 oC
Cooling Free air convection
Humidity Non Condensing 95 % RH
Case material Epoxy resin (UL94-V 0)
Weight 1.5 g
Dimensions (L x W x H) 0.50 x 0.44 x 0.28 inches 12.70 x 11.20 x 7.25 mm
MTBF >3500K hrs (MIL-HDBK -217F, Ground Beni gn, t=+25oC)hours
Maximum soldering temperature 1.5mm from case for 10 sec 300 oC
Maximum case temperature 115 oC
Safety Specifications
Parameters
Agency Approval
Standards EN55022 Class B (see recom mended circuit)
IEC61000-4-2, Perf. Criteria B (ESD Contact +/- 6KV)
Pin Out Specifications and Dimensions
Pin Single
1 - V Input
2 + V Input
3 No Pin
4 .-V Output
5 +V Output
6 No Pin
7 No Pin
8 N.C.
Series AM1/4LS-NZ
0.25 Watt | DC-DC Converter
www.aimtec.com Tel: +1 514 620 2722 Toll free: + 1 888 9 AIMTEC
(924 6832)
F 051e R12.D 3 of 4 North America only
EMI Recommended Circuit (Class B)
Input Reflected Ripple Current Test Circuit
Load Accuracy Tolerance Graph Derating
Series AM1/4LS-NZ
0.25 Watt | DC-DC Converter
www.aimtec.com Tel: +1 514 620 2722 Toll free: + 1 888 9 AIMTEC
(924 6832)
F 051e R12.D 4 of 4 North America only
Typical Efficiency vs. Loading
NOTE: 1. Datasheets are updated as needed and as such, specifications are subject to change without notice. Once printed or downloaded, datasheets are no longer controlled
by Aimtec; refer to www.aimtec.com for the most current product specifications. 2. Product labels shown, including safety agency certifications on labels, may vary based on the
date manufactured. 3. Mechanical drawings and specifications are for reference only. 4. All specifications are measured at an ambient temperature of 25°C, humidity<75%,
nominal input voltage and at rated output load unless otherwise specified. 5.Aimtec may not have conducted destructive testing or chemical analysis on all internal components
and chemicals at the time of publishing this document. CAS numbers and other limited information are considered proprietary and may not be available for release. 6. This
product is not designed for use in critical life support systems, equipment used in hazardous environments, nuclear control systems or other such applications which necessitate
specific safety and regulatory standards other the ones listed in this datasheet. 7. Warranty is in accordance with Aimtec’s standard Terms of Sale available at www.aimtec.com.
