Polytron LWB15 Series DC-DC Converters, 15 Watt, Single and Dual Output, Isolated, 4:1 Wide Input Range,1.00" x 2.00" x 0.40"

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Item Number: LWB15

Ultra wide input with optional on/off control

Our 15 watt single and dual output DC-DC converter features an optional on/off control, six-sided continuous metal shielding, and 88% efficiency. With a standard low profile package of 1.00" x 2.00" x 0.40", this design has a minimum input/output isolation of 1600 Vdc and short circuit and over-voltage protection.

LWB15 Series Specification Sheet PDF

Daburn Part Number	Input Voltage Range (Vdc)	Output Voltage (Vdc)	Output Current (mA)	Efficiency %	Minimum Capacitor Load μF	Case**
Single Output
LWB15-24S33	12 (9-36)	3.3	4500	86	14700	P
LWB15-24S5		5	3000	87	7200	P
LWB15-24S5.1		5.1	3000	87	7200	P
LWB15-24S12		12	1250	87	1250	P
LWB15-24S15		15	1000	87	800	P
LWB15-48S33	48 (18-72)	3.3	4500	86	14700	P
LWB15-48S5		5	3000	88	7200	P
LWB15-48S5.1		5.1	3000	87	7200	P
LWB15-48S12		12	1250	87	1250	P
LWB15-48S15		15	1000	87	800	P
Dual Output
LWB15-24-5	12 (9-36)	±5	±1000	87	±3600	P
LWB15-24-12		±12	±416	88	±625	P
LWB15-24-15		±15	±333	88	±400	P
LWB15-48-5	48 (18-72)	±5	±1000	88	±3600	P
LWB15-48-12		±12	±416	88	±625	P
LWB15-48-15		±15	±333	88	±400	P

Input and Output Specifications:

INPUT

Input Voltages
- 12 Vdc: 9 - 36 Vdc
- 48 Vdc: 18 - 72 Vdc

OUTPUT

Voltage Accuracy: ±2% max.
Line Regulation: ±0.5% max.
Load Regulation: ±0.5% max.
Ripple Noise (20 MHz BW)
- 5V: 100 mVp-p max.
- 12V, 15: 1% Vout p-p max.
Temperature Coefficient (at FL): ±0.02%/°C max.
Transient Response, 25% load step: 200µms max.
REMOTE ON/OFF (OPTIONAL)
- Positive Logic
  - DC-DC ON: Open 3V<Vr<12V
  - DC-DC OFF: Short or 0V<Vr<1.2V
- Negative Logic
  - DC-DC ON: Short of 0V<Vr<1.2V
  - DC-DC OFF: Open or 3V<Vr<12V

More Specifications:

GENERAL

Efficiency: 79 - 89%
Isolation Voltage: 1500 Vdc min.
Isolation Resistance: 1000 MOhms
Switching Frequency: 200 KHz min.
Protection

Short Circuit Protection
Over Voltage Protection

ENVIRONMENTAL

Operating Temperature Range: -40 to 85°C
Storage Temperature Range: -55 to 105°C
Cooling: Free Air Convection
EMI/RFI: Six-Sided Continuous Shield

PHYSICAL

Case Material: Nickel coated copper with non-conductive base
Weight: 1.5 oz. (42.52 g)
Dimensions: 1.00" x 2.00" x 0.40" (25.4 x 50.8 x 10.16 mm)

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