GPP5V0-20 Datasheet, PDF (4/8 Pages) Galaxy Power, Inc. – Polaris Series

Specifications
Output Characteristics (continued)
Over the complete baseplate temperatures and input voltage ranges. Airflow adjusted at 500LFM with 0.9" high heatsink.
Parameter
Name
Total Remote Sense
Compensation (round trip)
Output Overvoltage
Protection (Latching)
Output Voltage Protection
Response Time
Var
1.5V
2.2V
3.3V
5.0V
Symbol
T_OVP
Test Condition
V_I = V_Imin, I_O = I_{Omax rated}
V_O = V_Onom, I_O = I_Orated
Requirement
Unit
Min Typ Max
–
– 100
mV
2.00 – 2.30
V
2.64 – 2.86
V
3.96 – 4.29
V
6.00 – 6.50
V
–
– 150
µs
Current Limit (nominal)
1.5V
I_Olim
V_O = V_Onom, V_I = 48V
27 – –
A
2.2V
I_Olim
27 – –
A
3.3V
I_Olim
27 – –
A
5.0V
I_Olim
22 – –
A
Short Circuit Current
1.5V
Transient Response, Vo
V_O = 0.2 to 0.4V, V_I = 72V
–
– 38
A
Io = 25–75% Imax @ 0.1A/µsec –
– 150
mV
Deviation from Steady State
(di/dt), positive or negative step¹
Settling Time (to ±1%)
–
– 250
µs
Turn On Time
t_on
V_Imin to V_Imax
1
– 20
ms
Turn on Ramp Time
t_ramp
V_Imin to V_Imax, 10-90% rise time 1
– 10
ms
Turn Off Time
t_off
V_Imin to V_Imax
–
– 1.0
ms
(to 10% initial value)
External Load Capacitance
ESR@10,000µf = 2mΩ
100
10,000 µf
Over Temperature Shutdown
T_BASEPLATE
–
– 125
°C
(Latching)
Isolation Resistance
10 –
MΩ
(1500V_DC) Input-Output
Notes: 1. 940µf (2, 470µF tantalum capacitor) solid tantalum capacitor placed across output.
Polaris Series, Page 4
WWW.GALAXYPWR.COM
Part No. 99–003 Rev. 1.0