Gpad700m9-3A AC/DC, 9V 4A, 9V 3A Power Supply

• Customization: Available
• Output Type: Triple
• Warranty: 2 Years
• Model NO.: GPAD700M9-3A
• Output Power: 70W
• Input Voltage: 145-300V
• Certification: CE, RoHS, CCC, CB
• Brand: Goldpower
• Transport Package: Carton
• Specification: 202mm*70mm*45mm
• Trademark: Goldpower
• Origin: China
• HS Code: 8504401400

Product Description

1 INTRODUCTION
GPAD700M9-3A is a middle and low duty power supply with AC/DC multi-outputs. Thanks for the latest circuit design, it is compact and of reliable performance. It has the wide range of input voltage and has many functions including short-circuit protection, over-current protection and lightning proof function, accumulator charge. The cooling way is natural conductive. The power supply is designed strictly in accordance with the safety regulations, which conforms to the safety standards and requirements of information technology.
2  SPECIFICATION REQUIREMENTS
2.1 Environmental Requirements
2.1.1 Operating temperature:-40ºC~+40ºC(+85ºC for case)
2.1.2 Storage temperature:-45ºC~+85ºC
2.1.3 Relative humidity:10%~95%
2.1.4 Absolute altitude:≤3000m
2.1.5 Atmospheric pressure:70~106KPa
2.1.6 Cooling:natural conductive
2.2 Input Requirements

Item	Unit	Min	Typical	Max	Testing Conditions
Input voltage range	Vac	145	220	300
Input boot-up voltage	Vac	145		285
Input frequency range	Hz	45	50	55

2.3 Output Requirements
2.3.1 Basic output requirements

Output voltage	Output voltage range	Output current range	Regulator precession	Load regulation	Voltage regulation	Ripple
+9V	9.10V~9.40V	0A~4A	≤±1%	≤±1%	≤±1%	≤30mV
+9V(JK)	9.1V~9.4V	0A~3A	≤±1%	≤±1%	≤±1%	≤30mV
Lithium Battery	16V~16.4V	0A~0.3A	-	-	-	≤50mV

Remark: measured within the rated voltage input and load, with 0.1UF filmy capacitor and 10UF/50V high frequency electrolytic capacitor output, bandwidth of oscillograph set at 20MHz.
2.3.2 Other requirements

Item	Unit	Min	Typical	Max	Testing Conditions
Output Power	W	-	70
Output Efficiency	%	70	75	-	Rated input/output
Temperature coefficient	/ºC			±0.02%

2.4 Protection

Item	Unit	has/not	Min	Typical	Max	Recovery characteristics
Input over-voltage protection	V	YES	300		315
Recovery point for Input over-voltage protection	V	YES	285		300
Lack-for-voltage protection of Lithium Battery charge	V	YES	11.5		12.5
+9V output limiting-current protection	A	YES	5		7
+9V(JK) output limiting-current protection	A	YES	4		6
limiting-current protection of Lithium Battery charge	A	YES	0.3		0.4
Over-heating protection	ºC	YES	95		105	Auto recovery
Current for +9V short-circuit protection	A	YES			7
Current for +9V(JK) short-circuit protection	A	YES			6
Charge and discharge of Lithium Battery			When the normal electricity shut off, it can turn to supply by lithium battery automatically, but it only has +9V(JK), until battery has not enough power, power supply will be protection automatically and shut off battery's electricity. The lithium battery as the standby power supply, it can work on when the normal electricity shut off suddenly,

2.5 SAFETY

Item	Level	Standards(or testing conditions)
Insulation voltage (output to ground)	500Vdc	500Vdc/1Min / Leakage Current≤10mA
Insulation voltage ( input to ground)	1500Vac	1500Vac/1Min / Leakage Current≤10mA
Insulation voltage ( input to output)	3000Vac	3000Vac/1Min / Leakage Current≤10mA
Insulation resistance	10MΩ	Under normal atmospheric pressure, and when the relative humidity is 90%, and the testing voltage is DC 500v, for the power supply, the insulation resistance of input to output, input to ground, and output to ground is no less than 10MΩ.
grounding resistance	0.1Ω	It will be less than 0.1Ω for a single power supply.
Tangent current	1.5mA	It will be less than 1.5mA for a single power supply.

Remark: Remove the discharge tube when is testing.
2.6 EMC

Item	Index requirements	Standards
CE	CLASS B	EN55022
RE	CLASS B	EN55022
CS	LEVEL 2:3V/m	EN61000-4-6
RS	LEVEL 2:3V/m	GB/T17626.2-1998
ESD	There is no influence on the operation of power supply when charge on the case after power supply is encased Tangent discharge:±8KV Air discharge:±4KV/±15KV	EN61000-4-2
EFT/B	LEVEL 3:2KV	GB/T17626.4-1998
SURGE	LEVEL 3:line-line2KV           Line-ground4KV	EN61000-4-5
DIP	Drop to70%,40%,0% Holding time 10ms,100ms,500ms etc.	EN61000-4-11

2.7 Other requirements

Item	Index requirements	Performance
Noise	There is no noise.	Pass
MTBF	100,000H
Vibration	>Frequency : 5 to 10 Hz >Amplitude : 3.5mm,9~200Hz >Direction : 3 directions >Sweep time : 50minutes(50minute per one way) > acceleration:10m/s2, > there is no influence on power supply.	Pass
Shock	Half-sine wave,acceleration: 20G,Amplitude 11ms,Direction : 3 directions(X,Y,Z) 3 times per one direction	Pass
Dustproof	Has some function of dustproof	Pass
Odor	No peculiar smell and deleterious gas	Pass