TDK-Lambda PAQ50S48-1R2 Скачать руководство пользователя страница 11

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PAQ

-S, 100S48-

PAQ

B-235

・All specifications are subject to change without notice.

Block Diagram

　（For standard model with latch type OVP and OCP, ON/OFF control in negative logic）

＋Vin

−Vin

/V option

＋V

−V

＋S

−S

TRM

Switching Frequency (ﬁxed) ： 330kHz

CNT

Input Filter

Switching

Synchronous Rectiﬁer

Filter

Bias Power Supply

Control Circuit

Shut Down

Thermal Protection

ON/OFF Control

Auto Restart

OCP

OVP

LVP

Voltage

Sensing

Sequence Time Chart

Input Voltage

Output Voltage

*1 level：4≦H≦35(V) or Open
0≦L≦0.8(V) or Short

Vin

RESET More

than 1ms

OCP Set Point

OVP Set Point

ON/OFF

Control

INPUT ON

OTP ON

OTP OFF

INPUT OFF

LVP Trip

Control OFF

Control ON

Control OFF

Control ON

OVP Trip

OCP ON

Содержание PAQ50S48-1R2

Страница 1: ...eset V ON OFF control negative logic OVP automatic recovery B With baseplate PAQ100S48 only ON OFF control negative logic OVP manual reset Sample option combination PAQ100S48 5 BPV With baseplate ON O...

Страница 2: ...to option table Remote Sensing 6 Possible Remote ON OFF Control Possible Option availavle Refer to option table Parallel Operation 6 Series Operation 6 Possible Environment Operating Temperature 7 Ta...

Страница 3: ...20 40 60 80 100 1m s 2m s Air Velocity Natural convection cooling Ambient Temperature Load PAQ50S48 2R5 PAQ50S48 3R3 PAQ50S48 NOTES A Model name country of manufacture Lot No and safety marking TUV C...

Страница 4: ...Load Regulation 3 mV 10 Temperature Coefficient Less than 0 02 Maximum Ripple Noise 8 mVp p 100 Voltage Adjustable Range 8 20 10 15 Function Over Current Protection 4 105 140 Option availavle Refer t...

Страница 5: ...mm NOTES A Model name country of manufacture Lot No and safety marking TUV C UL US CE marking are shown here in accor dance with the speci cations B Output pin of V and V 2 1 5 C Signal and Input pin...

Страница 6: ...Coefficient Less than 0 02 Maximum Ripple Noise 8 mVp p 100 Voltage Adjustable Range 8 20 10 15 Function Over Current Protection 4 105 140 Option availavle Refer to option table Over Voltage Protecti...

Страница 7: ...ction on mountintg direction but there should be enough consideration for airflow so that heat does not accumulate around the power module vicinity Determine external components configuration and moun...

Страница 8: ...0 1 EN60950 Mechanical Weight Typ g 40 Size W x H x D mm 36 8 x 8 9 x 57 9 Refer to outline drawing PAQ65D48 PAQ65D48 Specifications Basic Connection Option Table PAQ65D 1 Use external fuse fast blow...

Страница 9: ...IEW BOTTOM VIEW NAME NOTE A MODEL NAME COUNTRY OF MANUFACTURE LOT NO AND SAFETY MARKING BSI C UL US CE MARKING ARE SHOWN HERE IN ACCORDANCE WITH THE SPECIFICATIONS B INPUT AND OUTPUT TERMINAL 8 1 0 C...

Страница 10: ...using with different measuring conditions from those of output derating by ambient tem perature use output derating to keep temperature of MOSFET Q15 below 125 Q15 temperature is decided by temperatu...

Страница 11: ...ng Synchronous Recti er Filter Bias Power Supply Control Circuit Shut Down Thermal Protection ON OFF Control Auto Restart OCP OVP LVP Voltage Sensing Sequence Time Chart Input Voltage Output Voltage 1...

Страница 12: ...oltage 1 1 Level H 2 V or Open 0 L 0 8 V or Short Vin 0 Vo1 Vo2 0 H L RESET More than 400ms OCP Set Point OVP Set Point ON OFF Control Input ON Control OFF Control ON Control ON Control ON OVP Trip OC...

Страница 13: ...al and signal terminal from the outside The injection of reverse voltage or over voltage exceeding nominal output voltage to output terminals might cause dam age to internal output capacitor Functiona...

Страница 14: ...take note that output spike noise voltage could vary according to PCB wiring design Maximum capacitance that can be connected between V and V is total 10 000 F C3 Input capacitor C3 is recommended to...

Страница 15: ...5 40 45 50 110 100 90 120 Input Voltage VDC 3 3V 5V Model 1 2V 1 8V 2 5V Models Output voltage Fig 2 1 Limit of Input Voltage Output Voltage Adjustment by external resistor or by variable resistor 1 I...

Страница 16: ...ment using coaxial cable Measure according to fig 3 2 Connect capacitors C1 ceramic capacitor 1 F C2 electrolytic capacitor 10 F at 50mm distance from the output terminals Measure at ceramic capacitor...

Страница 17: ...al to the load input terminal When remote sensing function is not used local sensing short S ter minal to V terminal and S terminal to V terminal Take note that voltage compensation range for line dro...

Страница 18: ...od and Thermal Condition Ambient Temperature vs Output Voltage Drift Temperature coefficient is defined as the rate of voltage change when ambient temperature is changed during op eration Withstand Vo...

Страница 19: ...Power Module Power Module Ta and air velocity measurement point Top view Fig 1 1 1 Output Derating by ambient temperature PAQ100S48 Vin 48VDC PAQ100S48 1R2 including V option 100 80 60 40 20 0 40 20 0...

Страница 20: ...cting thermocouple please take sufficient insulation from terminals Over Thermal Protection of power module is achieved by detecting the PCB temperature through thermal sensor When the module operates...

Страница 21: ...seconds 4 Recommended Cleaning Condition Recommended cleaning condition after soldering is as follows Cleaning solvent IPA isopropyl alcohol Cleaning Procedure Use brush and dry the solvent completely...

Страница 22: ...owing condition Output Voltage Nominal value Ambient Temperature 60 An example of thermal design using these condition is shown as follows 1 Example of Thermal design Calculate minimum necessary air v...

Страница 23: ...48 1R8 B Power dissipation vs Output Current Output voltage Nominal Ta 60 typical value 0 2 4 6 8 10 12 14 0 5 10 15 20 25 Output Current A Vin 36V Vin 48V Vin 76V Power Dissipation W Fig 1 6 PAQ100S4...

Страница 24: ...ection cooling 1m s 2m s Load Ambient Temperature Fig 1 9 PAQ100S48 1R2 B Output Derating at Ambient Temperature Vin 48V reference value 100 80 60 40 20 0 40 20 0 20 40 60 80 100 Air Velocity Natural...

Страница 25: ...Output terminal pin 1 5mm Hole diameter 2 0mm Land diameter 3 5mm M3 Mounting Tap FG Hole diameter 3 5mm Land diameter 5 5mm 4 Clearance from Customer Board Minimum clearance between PAQ100S48 B and a...

Страница 26: ...al output capacitor Functional Polymerized Capacitor The application circuits and their parameter are for reference only Be sure to verify effectiveness of application circuits and their parameters be...

Страница 27: ...F for each output 2 If using electrolytic capacitor use a low impedance type such as Nippon Chemicon LXV series or equivalent with excel lent temperature characteristics or parallel a few electrolytic...

Страница 28: ...Range Vo2 15 10 5 0 5 10 15 15 10 5 0 5 10 15 PAQ65D48 2518 Vo2 vs Vo1 Trim Range Vo2 10 1 2 1 5 10 10 2 7 0 8 10 5 10 15 Vo2 vs Vo1 nge 1 15 10 5 0 5 10 15 15 10 5 0 5 10 15 PAQ65D48 3325 Vo2 vs Vo1...

Страница 29: ...dj2 up k 459 232 156 118 95 2 80 1 69 3 61 1 54 8 49 8 Trim Down Vo 1 2 3 4 5 6 7 8 9 10 Radj2 down k 265 131 86 5 64 2 50 7 41 8 35 4 30 6 26 9 23 9 3 1 2 Standard PAQ65D48 3325 model i 3 3V Output T...

Страница 30: ...0 43 0 0 3 2 3 PAQ65D48 3318 C option model i Common Output Trim Up ii Common Output Trim Down Trim Up Vo 1 2 3 4 5 6 7 8 9 10 Radj up k 13 5 6 2 3 8 2 6 1 9 1 4 1 05 0 79 0 59 0 43 Trim Down Vo 1 2...

Страница 31: ...mally 9 Over Thermal Protection OTP This power module has built in OTP function This function operates and shuts down the output when temperature of the power module rises excessively The power module...

Страница 32: ...am below Vo1 TRM1 GND TRM2 Vo2 Vin Vin CNT WITHSTAND VOLTAGE TESTER Test condition 1 5kVDC 1minute 10mA Fig 17 1 Withstand Voltage Test for Input Output Insulation Resistance Use DC insulation tester...

Страница 33: ...o2 Output current A Ambient temperature 16 14 12 10 8 6 4 2 0 0 20 40 60 80 100 0 5m s 1m s 2m s 16 14 12 10 8 6 4 2 0 0 20 40 60 80 100 0 5m s 1m s 2m s 16 14 12 10 8 6 4 2 0 0 20 40 60 80 100 0 5m s...

Страница 34: ...wiring pattern b Mounting hole on PCB Below is the recommended diameter of hole and land of PCB Type Terminal Pin Hole Diameter Land Diameter PAQ65D48 1 0mm 1 3mm 2 8mm For position of the holes see o...

Страница 35: ...h For cases where output voltage adjustment is used is the resistor or volume setting connections cor rectly done 3 Output voltage is low Is specified input voltage applied For cases where output volt...

Страница 36: ...B 260...

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