RS PRO AC-DC 90W power supply PCB Mount Switch Mode Power Supplies User Guide
- June 1, 2024
- RS PRO
Table of Contents
2761489, 2761491,
2761493, 2761495
Internal
Switching Power Supplies
RS PRO 90W
PCB Mount Switch Mode Power Supplies
Features
- Universal 80 – 305VAC and 110 – 430VDC
- Efficiency up to 93%
- High I/O isolation test voltage up to 4200VAC
- Operating temperature range – 40℃ to +85℃
- 4000m altitude operation
- No-load power consumption < 0.21W
- Compact size, high power density. (87.00 x 52.00 x 29.50 mm)
- Over-voltage category OVC 111 (meet EN61558, 2000m)
- EMI performance meets. CISPR32 / EN55032 CLASS B EN55014
- IEC/EN/UL62368-1, EN61558-1 safety approval
RS Professionally Approved Products bring to you professional quality parts
across all product categories.
Our product range has been tested by engineers and provides a comparable
quality to the leading brands without paying a premium price.
Product Description
Buy this product from https://uk.rs-online.com/
AC-DC PCB mount power supply suitable for a wide range of industrial, consumer
and telecom instruments and applications.
This compact, high efficiency series provides reinforced insulation and
excellent EMC performance.
The converters meet UL/IEC/EN/BS EN62368, IEC/EN60335, EN61558 standards and
perform within the CLASS B limits of CISPR32 / EN55032 without external
components.
| Model | AC-DC 90W power supply |
|---|---|
| Mounting Type | PCB mount |
| Package Type | Black plastic, flame-retardant and heat-resistant |
(UL94V-0)
MTBF| MIL-HDBK-217F@25°C > 500,000 h
Applications| Industrial control systems, instrumentation, and
electrical equipment
RS Item No.| Input Voltage| Output Voltage| Output
Current| Wattage| Efficiency (Typ)
---|---|---|---|---|---
2761489| 85 to 305V ac 100 to 430V dc| 12V DC| 6.7A| 80.4W| 92%
2761491| 85 to 305V ac 100 to 430V dc| 15V DC| 5.67A| 85.05W| 92.5%
2761493| 85 to 305V ac 100 to 430V dc| 24V DC| 3.75A| 90W| 93%
2761495| 85 to 305V ac 100 to 430V dc| 48V DC| 1.875A| 90W| 93%
Input Specifications
Input Specification
Voltage Range| 80 to 305V ac, 110 to 430V dc
Frequency| 47 to 63Hz
AC Current Rating| 2A/115V ac, 1.1A/230V ac
Inrush Current| 35A / 115 ac, 65A / 230V ac
Input Protection| 3.15A/300V, slow-blow, required
Item| Operating Conditions| Min| Typ| Max.| Unit
---|---|---|---|---|---
Output Voltage Accuracy| | –| ±2| –| %
Line Regulation| Full Load| –| ±0.5| –
Load Regulation| 0% – 100% load| –| ±1| –
Ripple & Noise*| 20MHz bandwidth (peak-to-peak value)| 12V/15V| –| –| 120| mV
24V| –| –| 200
48V| –| –| 240
Standby Power Consumption| 230VAC| –| –| 0.21| W
Minimum Load| | 0| –| –| %
Hold-up Time| 115VAC| –| 10| –| ms
230VAC| –| 30| –
Temperature Coefficient| | –| –| 0.21| %/°C
Short Circuit Protection| | Hiccup, continuous, self-recover
Over-current Protection| | ≥110% Io, self-recovery
Over-voltage Protection| 12V| ≤16VDC (Hiccup or clamp)
15V| ≤25VDC (Hiccup or clamp)
24V| ≤35VDC (Hiccup or clamp)
48V| ≤60VDC (Hiccup or clamp)
Note: *The “Tip and barrel method”is used for ripple and noise test, output parallel 47uF electrolytic capacitor and 1uF ceramic capacitor, please refer to AC-DC Converter Application Notes for specific information.
General Specifications
| Item | Operating Conditions | Min | Typ | Max. | Unit |
|---|---|---|---|---|---|
| Isolation | Input-output | Electric Strength Test for 1min, leakage current | |||
| <5mA | 4200 | – | – | VAC | |
| Insulation Resistance | Input – output | At 500VDC | 100 | – | – |
| Operating Temperature | -40 | – | +85 | ℃ | |
| Storage Temperature | -40 | – | +85 | ||
| Storage Humidity | – | – | 95 | %RH | |
| Soldering Temperature | Wave-soldering | 260 ± 5℃; time: 5 – 10s | |||
| Manual-welding | 360 ± 10℃; time: 3 – 5s | ||||
| Switching Frequency | – | 75 | – | KHz | |
| Power Derating | -40℃ to -30℃ | 5.0 | – | – |
%/ ℃
+50℃ to +70℃| 2.50| –| –
+70℃ to +85℃| 1.66| –| –
85VAC – 100VAC| 1.0| –| –| %/VAC
Operating Altitude Derating| 2000m-4000m| 10.0| –| –| %/Km
Safety Standard| IEC/UL62368-1, EN60335-1, EN61558-1 safety approved & EN/BS
EN62368-1(Report)
---|---
Safety Class| CLASS II
Vibration| 10 – 500Hz, 2G 10min./1cycle, period for 60min.
Each along X, Y, Z axes
MTBF| MIL-HDBK-217F@25℃| 500,000 h
Product Characteristic Curves
| Emissions | CE | CISPR32/EN55032 CLASS B |
|---|---|---|
| RE | CISPR32/EN55032 CLASS B | |
| Harmonic current | IEC/EN61000-3-2 CLASS A | |
| Immunity | ESD | IEC/EN 61000-4-2 Contact ± 6KV/Air ±8KV |
| RS | IEC/EN 61000-4-3 10V/m | Perf. Criteria A |
| EFT | IEC/EN 61000-4-4 ±2KV | Perf. Criteria A |
| Surge | IEC/EN61000-4-5 line to line ±2KV | Perf. Criteria A |
| IEC/EN61000-4-5 line to line ±2KV (See Fig.2 for recommended circuit) | Perf. |
Criteria B
CS| IEC/EN61000-4-6 10 Vr.m.s| Perf. Criteria A
PFM| IEC/EN61000-4-8 30A/m| perf. Criteria A
Voltage dips, short interruptions and voltage variations immunity|
IEC/EN61000-4-11 0%, 70%| Perf. Criteria B
| RS Item No. | C1(µF) | C2(µF) | TVS |
|---|---|---|---|
| 2761489 |
1uF/100V
| 330uF/35V| SMBJ20A
2761491| 330uF/35V| SMBJ20A
2761493| 200µF /35V| SMBJ30A
2761495| 100µF /63V| SMBJ60A
Recommended circuit for IEC/EN61000-4-4 ±4KV and IEC/EN61000-4-5 line to line ±2KV/line to PE ±4KV. Can also be used for Class I equipment should this be required.
Fig. 2: EMC application circuit with higher requirements
| Component | Recommended value |
|---|---|
| FUSE | 6.3A/300V, slow-blow, required |
| MOV1 | S14K350 |
| CY1/CY2 | 1nF/400VAC |
| CX | 684K/310V |
| LCM | 10mH, P/N: FL2D-Z5-103 is recommended |
Mechanical Specifications
| Case Material | Black plastic, flame-retardant and heat-resistant (UL94V-0) |
|---|---|
| Dimensions | 87.00 x 52.00 x 29.50 mm |
| Weight | 200g (Typ.) |
| Cooling Method | Free air convection |
Dimensions and recommended layout
Approvals
Safety Standard| IEC/UL62368-1, EN60335-1, EN61558-1 safety approved & EN/BS
EN62368- 1(Report)
---|---
Safety Class| CLASS II
Declaration| CE and UKCA
Custom Tariff Number| 85044095
Notes
- If the product is not operated within the required load range, the product performance cannot be guaranteed to comply with all parameters in the datasheet.
- Unless otherwise specified, parameters in this datasheet were measured under the conditions of Ta=25℃, humidity<75% with nominal input voltage and rated output load.
- All index testing methods in this datasheet are based on our Company’s corporate standards.
- Products are related to laws and regulations: see “Features” and “EMC”.
- Our products shall be classified according to ISO14001 and related environmental laws and regulations and shall be handled by qualified units.
References
Read User Manual Online (PDF format)
Read User Manual Online (PDF format) >>