RECOM RQD-121.8-0.25, RQD-1212-0.25, RQD-1215-0.25, RQD-1224-0.25, RQD-123.3-0.25 Datasheet

EC 8 www.recom-international.comAugust 2002

Selection Guide

ECONOLINE - DC/DC-Converter

RQS / RQD Series, 0.25 Watt, SMD (Single & Dual Output)

Specifications (Core Operating Area) and Operating Temperature / Derating-Graph

Part Input Output Output Efficiency
Number Voltage Voltage Current
SMD (VDC) (VDC) (mA) (%)

RQS-XX1.8/0.25 1.8, 3.3, 5, 9, 12, 15, 24 1.8 139 70

RQS-XX3.3/0.25 1.8, 3.3, 5, 9, 12, 15, 24 3.3 76 70

RQS-XX05/0.25 1.8, 3.3, 5, 9, 12, 15, 24 5 50 70

RQS-XX09/0.25 1.8, 3.3, 5, 9, 12, 15, 24 9 28 71

RQS-XX12/0.25 1.8, 3.3, 5, 9, 12, 15, 24 12 21 72

RQS-XX15/0.25 1.8, 3.3, 5, 9, 12, 15, 24 15 17 72

RQS-XX24/0.25 1.8, 3.3, 5, 9, 12, 15, 24 24 10 73

RQD-XX1.8/0.25 1.8, 3.3, 5, 9, 12, 15, 24 ±1.8 ±70 70

RQD-XX3.3/0.25 1.8, 3.3, 5, 9, 12, 15, 24 ±3.3 ±38 70

RQD-XX05/0.25 1.8, 3.3, 5, 9, 12, 15, 24 ±5 ±25 70

RQD-XX09/0.25 1.8, 3.3, 5, 9, 12, 15, 24 ±9 ±14 71

RQD-XX12/0.25 1.8, 3.3, 5, 9, 12, 15, 24 ±12 ±11 72

RQD-XX15/0.25 1.8, 3.3, 5, 9, 12, 15, 24 ±15 ±9 72

RQD-XX24/0.25 1.8, 3.3, 5, 9, 12, 15, 24 ±24 ±5 73

Input Voltage ±10%

Input Filter Capacitor Type

Output Voltage Accuracy ±5%

Line Voltage Regulation 1.2% typ./1% V Input

Load Voltage Regulation 1.8V, 3.3V output types 20% max.
(10% to 100% full load) 5V output types 15% max.

9V-24V output types 10% max.

Ripple and Noise (20MHz limited) 100mVp-p max.

Efficiency at Full Load 65% min.

Isolation Voltage 1.000VDC min.

Isolation Resistance (Viso = 500VDC) 10 GΩ min.

Isolation Capacitance 25pF min./82pF max.

Short Circuit Protection 1 Second

Switching Frequency at Full Load 100kHz typ.

Operating Temperature -40°C to +85°C* (see Graph)

Storage Temperature -55°C to +125°

Package Weight Single output types 1.5g

Dual output types 2.2g

● 1kVDC Isolation

● Efficiency to 73%

● UL 94V-0 Package Material

● Toroidal Magnetics

● Internal SMD Construction

Output Power (Watts)

0.500

0.375

0.125

0.250

100500-40

85 125

150

Operating Temperature ˚C

Save Operating Area

0

Features

www.recom-international.com EC 9August 2002

ECONOLINE - DC/DC-Converter

RQS / RQD Series, 0.25 Watt, SMD (Single & Dual Output)

Package Style and Pinning (mm)

12.00

1.80

1.20

10 7

2415

RQD-0505

RECOM

****

0.50±0.5

2.54

RQS-0505

RECOM

0.50±0.5

2.57

2.54 x 4

15.24

5.40

1.65

0.20

14.70

2.54 x 3

12.75

5.35

1.65

0.20

12.10

12.00

1.80

1.20

85

241

11.10

9.00

7.90

8.20

7.40

XX.X ± 0.5 mm
XX.XX ± 0.25 mm

3rd angle
projection

Pin Connections

Pin # Single Dual

1 –Vin –Vin
2 +Vin +Vin
4–Vout Com
5+Vout –Vout
7 No Pin +Vout
8NC No Pin
10 No Pin NC
NC = No Connection

SMD Package

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