DC-DC Converters 100W Output 12V YN100-12S12-NEC

DC-DC Converters 100W Output 12V YN100-12S12-NEC

 

Key Features

Output power: 100W

Wide input range: 9-18Vdc

High conversion efficiency: Up to 92%

Line regulation to ±1%

Load regulation to ±1%

Isolation voltage :1500V

Enable (ON/OFF) control

Output over-Current protection

Hiccup mode short circuit protection

Over-temperature protection

Input under-voltage lock-out

Output voltage trim: ±8% Vout

 

Product Overview

These DC-DC converter modules use advanced power

processing, control and packaging technologies to provide

the performance, flexibility, reliability and cost effectiveness

of a mature power component. High frequency Active Clamp

switching provides high power density with low noise and

high efficiency.

1. Electric Characteristics

1.1 Absolute Maximum Ratings

Parameter	Min	Typ	Max	Units	Notes
Input Voltage			24	Vdc	Continuous, non-operating
			20	Vdc	Continuous, operating
			24	Vdc	Operating transient protection,<100mS
Isolation Voltage			2000	Vdc	Input to Output
Operating Temperature	-40		100	℃	In view of PCB Temperature
Storage Temperature	-55		105	℃
Enable to -Vin Voltage	-0.5		5	Vdc

 

1.2 Input Characteristics

Parameter	Min	Typ	Max	Units	Notes
Input Voltage Range	9	12	18	Vdc
Under-Voltage Lockout		8	8.9	Vdc	Recovery point
	7.5	8		Vdc	Protect point
Maximum Input Current			13.5	A	Vin min,Output full load
Efficiency		91		%	Rated input;Rated load
Dissipation,standby		7	11	W	No Load

 

1.3 Output Characteristics

Parameter	Min	Typ	Max	Units	Notes
Output Voltage Set point	11.88	12.00	12.12	Vdc	Rated input voltage,No load
Output Voltage Range	11.88	12.00	12.24	Vdc	Rated input voltage, load
Output Current Range	0		8.33	A
Line Regulation		±0.5	±1	%
Load Regulation		±0.5	±1	%
Current Limit	8.7	10	10.9	A	Output voltage 95% of nominal
Short Circuit Current			10	A
Ripple (RMS)		80		mV	Nominal input; full load; 20 MHz bandwidth.
Noise(Peak-to-Peak)		120		mV
Capacitive load from themachine			4000	μF

 

1.4 Dynamic Response Characteristics

Parameter	Min	Typ	Max	Units	Notes
Change In Output Current			400	mV	50% to 75% to 50% Iout max; (di/dt= 0.1A/µs)
			480	mV	50% to 75% to 50% Iout max; (di/dt= 2.5A/µs)
Dynamic recovery time		300		μS
Turn-on Time		15		mS	Starting from vin to vout rise to 90%
Turn-off overshoot			5	mS

 

1.5 Functional Characteristics

Parameter	Min	Typ	Max	Units	Notes
Switching Frequency	200	230	260	KHz
Output Trim		8		% Vout	Trim Up
		8			Trim Up 0 8 0 Trim Down
Enable Current			5	mA
Enable (ON/OFF)	-0.5		0.5	Vdc	ON-control, Logic high or floating
	3.5		10	Vdc	OFF-control, Logic low
Over-Load Protection	110	120	130	%	Current mode,Pulse current(100% rared load)
Over- Temperature Protection		105		℃	Protect point,In view of PCB Temperature
		90		℃	Recovery point

 

1.6 Isolation Characteristics

Parameter	Min	Typ	Max	Units	Notes
Isolation Voltage	1500			Vdc	Input to Output
	1500			Vdc	Input to Base
	500			Vdc	Output to Base
Isolation Resistance	100			MΩ	Output to BaseAt 500Vdc to test it when atmospheric pressure and R.H. is 90%
Isolation Capacitance		1000		pF

 

2. General Characteristics

Parameter	Min	Typ	Max	Units	Notes
Weight		2.5(72)		Oz (g)
MTBF ( calculated )	1			MHrs	TR-NWT-000332; 80% load,300LFM, 40℃ Ta

 

3. Environmental Characteristics

Parameter	Min	Typ	Max	Units	Notes
Operating Temperature	-40		100	℃	base PCB temperature
Storage Temperature	-55		105	℃	Ambient
Temperature Coefficient			±0.02	%/℃
Humidity	20		95	%R.H.	Relative Humidity, Non - Condensing

 

4. Standards Compliance

Parameter	Notes
MIL-STD-704
MIL-STD-1399
MIL-STD-810
UL/cUL60950
GB4943
IEC 61000-4-2

 

5. Typical Wave And Curves

Figure 1: Efficiency at nominal output voltage vs. load current for minimum, nominal, and maximum input voltage at 25°C.

Figure 2: Efficiency at nominal output voltage and 60% rated power vs. airflow rate for ambient air temperatures of 25°C, 40°C, and 55°C (nominal input voltage).

 

Figure 3: Maximum output power derating curves vs. ambient air temperature for airflow rates of 0 LFM through 400 LFM with air flowing from pin 3 to pin 1 (nominal input voltage).

Figure 4: Output voltage ripple at nominal input voltage and rated load current (20 mV/div). Load capacitance: 0.1μF ceramic capacitor and 10μF tantalum capacitor. Bandwidth: 20 MHz.

 

Figure 5: Thermal plot of converter at full load current(100W) with 25°C air flowing at the rate of 200 LFM. Air is flowing across the converter from pin 3 to pin 1 (nominal input voltage).

Figure 6: Thermal plot of converter at full load current(100W) with 25°C air flowing at the rate of 200 LFM. Air is flowing across the converter from input to output (nominal input voltage).

 

 

Figure 7: Turn-on transient at full load (resistive load) (200ms/div).Input voltage pre-applied. Ch1:Vout (10V/div)；Ch2:ON/OFF Input (5V/div)

Figure 8: Shut-down fall time at full load (40 ms/div). Ch1:Vout (10V/div)；Ch2:ON/OFF Input (5V/div)

 

 

Figure 9: Output voltage response to step-change in load current (50%-75%-50% of Iout(max); dI/dt = 0.1A/μs). Load cap: 10μF, 100 mΩ ESR tantalum capacitor and 0.1μF ceramic capacitor. Ch1: Vout (200mV/div).

Figure 10: Output voltage response to step-change in load current (50%-75%-50% of Iout(max): dI/dt = 2.5A/μs). Load cap: 10μF, 100 mW ESR tantalum capacitor and 0.1μF ceramic cap. Ch1:Vout (200mV/div).

 

6. Physical Information

 

6.1 Mechanical Outline

 

 

Notes:

1. Pins 6, 10 are 1.52mm dia. with 2.16mm dia.

2. Tolerances: x.x ±0.5mm.x.xx ±0.25mm

 

6.2 Pin Designations

Pin No.	Name	Function
1	Vin(+)	Positive input voltage
2	NU	NU
3	Enable	TTL input to turn converter on and off, referenced to Vin(-), with internal pull up.
4	NU	NU
5	Vin(-)	Negative input voltage
6	Vout(-)	Negative output voltage
7	Sense(-)	Negative remote sense. Sense(-) may be connected to Vout(-) or left open.
8	Trim	Output voltage trim. Leave Trim pin open for nominal output voltage.
9	Sense(+)	Positive remote sense. Sense(+) may be connected to Vout(+) or left open.
10	Vout(+)	Positive output voltage