XPiQ inc KHE03048S05AL, KHE03048S05AH, KHE03048S3V3AH, KHE03048S2V5AL, KHE03048S2V5AH Datasheet

KHE030.qxd 6/6/03 4:30 pm Page 1

Eighth Brick DC/DC Converters

30 Amps		XPiQ inc.
KHE030 Series		Intelligent Design Quality Product
•		Low Voltage Outputs
		•
	PRELIMINARYInternational Safety Approvals
		38% Less Board Space than 1/4 Brick
		with the same Pinout
		•
		High Efficiency 89% for 3.3 V
		2003
		•
		Q3 •
		Fixed Switching Frequency
		•
		Low 0.417” Profile

Specification

Input

Input Voltage Range	•	36-75 VDC
Input Current	•	2.40 A max at 36 VDC
		1.20 A max at 75 VDC
Input Reflected	•	25 mA
Ripple Current
Remote On/Off	•	Shorted to -Vin (Logic Low) = ON
		Open (Logic High) = OFF
		Positive logic is available
Input Reverse	•	External components required
Voltage Protection

Output

Output Voltage	• 1.2 VDC to 5.0 VDC
Output Voltage	•	±10%
Adjustment
Minimum Load	• 0 minimum load required
Line Regulation	• 0.1% (36-75 VDC; full load)
Load Regulation	• 0.2% (no load to full load, 48 V input)
Setpoint Accuracy	•	±1% maximum
Ripple & Noise	• 70 mV pk-pk maximum
Transient Response	• 3% max deviation, 100 µs recovery
		time for a 25% load change
Temperature	•	0.01%/°C
Coefficient

General

Efficiency	• 89% for 3.3 Vout, See Chart
Isolation Voltage	• 1500 VDC Input to Output
Switching Frequency	•	260 kHz/±30 kHz
Package Style	•	Open frame
MTBF	• 1,000,000 hours per Bellcore
Size	• 0.896” x 0.417” x 2.30”
Weight	•	15 grams

Environmental

Operating	• -40 °C to +85 °C ambient
Temperature	see derating chart
with 300 LFM	Full power to +70 °C
Cooling	• Convection or forced air
Humidity	• 5-95% RH non-condensing
Storage Temperature	• -55 °C to 125 °C

Safety

Safety Approvals	•	UL60950, TUV (per EN60950) cUL
		CE marked
EMI/EMC	•	Bellcore TSYNWT 1089 with
		external filter

		Remote Sense	• Compensates for up to 10% Vout drop
		Overvoltage	• 120-135%, recycle input to reset
		Protection
		Overcurrent	• 115-150%, constant current with
		Protection	auto recovery
		Overtemperature	• Shutdown at +125 °C with auto restart
		Protection
			* Preliminary datasheet - see website for current specs
•						PH: 508 429.9883	•
						FAX: [phone]
		www.XPiQ.com				Email: [e-mail]
						Holliston, MA 01746 USA