Model Parameter Output Voltage Setpoint Line/Load Regulation Output to

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Model Parameter Output Voltage Setpoint Line/Load Regulation Output to

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EHS10 Model
Model Parameter Output Voltage Setpoint Line/Load Regulation Output total regulation Output adjust (note Remote-sense Comp. Output Ripple Noise (note Output Current Efficiency (48V, Full load, 25C) External Capacitance Transient Response (typ) (note step, 1A/µs Over-voltage trip point (latching)
Oct. 2004
Units %Vo,nom mVp-p
4.95 5.05 0.1%, 0.2% 4.85 5.15 90-110 0-10 1,000-10,000
Over-current trip point (non-latching)
specifications, waveforms, charts Ta=25C, Vin=48V, unless otherwise specified
1150 Eglinton Avenue East Toronto, Ontario 1-866-740-1232
EHS10-6200121339 Oct. 2004
www.cdtechno-cps.com
4607 S.E. International Milwaukie, Oregon 97222 1-971-206-2800
Page
EHS10 Model
Parameter Input Input Voltage (Vin) Reflected Ripple Current Inrush Transient Input Voltage Transient Conditions note Min. -Typ. Max. -0.2 1500 Units Mohm
Isolation Temperature Protection
100mS duty cycle Undervoltage Lockout Turn-on (non-latching) Turn-off Over-voltage lockout (non-latching) Turn-off Input-Output Resistance; input-output Operating Ambient Storage Over-Temperature
-130
(non-latching) (Measured TML)
Physical Information Dimensions MTBF Safety
2.30"L 0.82" 0.37"H (58.4 20.8
Calculated ambient, (Bellcore) 1,000,000 EHS15/20 Series Demonstrated ambient with confidence: 2,800,000 Complies with IEC/EN/CSA/UL 60950, provides basic insulation, input output. c-UL-us Canada) recognized, certified (Bauart).
Assignments
Description Enable Vin(-) Description Vout(-) Sense Description Sense
1150 Eglinton Avenue East Toronto, Ontario 1-866-740-1232
EHS10-6200121339 Oct. 2004
www.cdtechno-cps.com
4607 S.E. International Milwaukie, Oregon 97222 1-971-206-2800
Page
EHS10 Model
EHS10-050 Thermal Derating Airflow from Input Output, Tj=120C
EHS10-050 Thermal Derating Airflow from Vin(-) Vin(+), Tj=120C
04/03
Iout (amps
Iout (amps
04/03
Ambient temp (deg
Ambient temp (deg
EHS10-050 Efficiency Output Current, 25°C
Efficiency, Iout
EHS10-050 Enable with Pre-Bias
Output Voltage V/div., ms/div. Prebias voltage VDC. Input Voltage Load Load capacitance 2200 EHS10-050 Trim-up Trim-down Resistance
Trim Up/Down Formula model
Where 5.10. Vnom. 1.225. Vout Vnom) Vnom 10.2
10000
Resistance (Kohms
(5.0
1000
Rdown
and, Vout Target output voltage
Where 10.2
Rdown
Vnom Vout Vnom
Delta
1150 Eglinton Avenue East Toronto, Ontario 1-866-740-1232
EHS10-6200121339 Oct. 2004
www.cdtechno-cps.com
4607 S.E. International Milwaukie, Oregon 97222 1-971-206-2800
Page
EHS10 Model
EHS10-050 Startup Sequence from Enable EHS10-050 Startup Sequence from
Trace: Vout V/div. Bot. Trace: Venable V/div. Horiz. ms/div. Load: 10000 Turn-on delay:
Trace: Vout V/div. Bot. Trace: Vinput V/div. Horiz. ms/div. Load: 10000 Turn-on delay:
EHS10-050 Transient Response, Step 1A/µs
EHS10-050 Transient Response, Step down 1A/µs
CH1: Vout coupled Step Current (1A/div)
CH1: Vout coupled Step down Current (1A/div)
EHS10-050 Input Reflected Ripple Current
EHS10-050 Output Ripple Voltage, Io=10A
Input Current mA/div., us/div. (11.7 mApp) Input Voltage: Load Current: Note: test circuit following page.
1150 Eglinton Avenue East Toronto, Ontario 1-866-740-1232
EHS10-6200121339 Oct. 2004
www.cdtechno-cps.com
4607 S.E. International Milwaukie, Oregon 97222 1-971-206-2800
Page
Notes: Input Reflected Ripple specified when measured with filter shown below
EHS10 Model
33uF,
DC-DC Converter
Output Ripple noise specified when measured with 10uF electrolytic ceramic capacitor converter output pins Transient response specified with 470uF tantalum capacitor output converter Trim resistor connection: Rtrim-up connected from Vo(+), Rtrim -down connected from Vo(-). EHS10 Enable Connection Table NEGATIVE LOGIC VERSION POSITIVE LOGIC VERSION ENABLE POWER SUPPLY Venable 0.8V (internal pull-up 50Kohms 2.5V Venable (external pull-up 1Kohms) DISABLE POWER SUPPLY 2.5V Venable (external pull-up 1Kohms) Venable 0.8V (internal pull-up 50Kohms
Note:
Power Supply internal pull-up resistor. Enable valid "high" state left open-circuit.
Safety considerations series converters certified IEC/EN/CSA/UL 60950. this product built into information technology equipment, installation must comply with above standard. external input fuse recommended), must used meet above requirements. output converter [Vo(+)/Vo(-)] considered remain within SELV limits when input converter meets SELV TNV-2 requirements. converters materials meet 94V-0 flammability ratings.
Part Number Designations
Output Current Output voltage 5.0V Enable logic Negative logic Positive logic other=custom configuration Length 0.110'' 0.145'' 0.200'' (SMT) other=custom
Technologies, Inc. reserves right alter improve specification, internal design manufacturing process time, without notice. Please check with your supplier visit website ensure that have current complete specification your product before use. Technologies, Inc. 2004 part this publication copied, transmitted, stored retrieval system reproduced including, limited photography, photocopy, magnetic other recording means, without prior written permission from Technologies, Inc. Instructions available from: www.cdtechno-cps.com
1150 Eglinton Avenue East Toronto, Ontario 1-866-740-1232
EHS10-6200121339 Oct. 2004
www.cdtechno-cps.com
4607 S.E. International Milwaukie, Oregon 97222 1-971-206-2800
Page

Model Parameter Output Voltage Setpoint Line/Load Regulation Output to

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