GPH5V0-40 Datasheet, PDF (4/8 Pages) Galaxy Power, Inc. – HERCULES Series

Specifications
Output Characteristics (continued)
Over the complete baseplate temperatures and input voltage ranges.
Parameter
Name
Test Condition
Var Symbol
Requirement
Min Typ Max
Current Limit (nominal)
Short Circuit Current
1.5V
I_Olim
V_O = 90% V_Onom, V_I = 48V
2.2V
I_Olim
3.3V
I_Olim
5.0V
I_Olim
1.5V
V_O = 0.2 to 0.4V, V_I = 72V
2.2V
61
72
61
72
46
54
37
42
–
– 80/55
–
– 80/55
3.3V
–
– 70/55
Transient Response ^{1, 2}
Settling Time to ±1%
Turn On Time
(to 90% final value)
Rise Time (10% to 90%)
5.0V
1.5V
I_step =15A, di/dt=10A/µsec
C_O = 35-470µf caps
2.2V
I_step =28A, di/dt=28A/µsec
C_O = 35-470µf caps
3.3V
I_step =12A, di/dt=10A/µsec
C_O = 10-470µf caps
5.0V
I_step =10A, di/dt=10A/µsec
C_O = 5-470µf caps
t_on
I_O = 5A, V_I= V_Imin to V_Imax
C_in = 250µf, 80V
C_out = 10,000µf tantalum &
0.47µf Ceramic
T_rise
V_I= V_Imin to V_Imax
I_O= I_Omin to I_Omax
Capacitors as in Turn On Time
–
– 55/45
–
–3
–
–3
–
–3
–
–3
–
– 600
10 – 75
10 – 20
Turn Off Time
(to 10% initial value)
External Load Capacitance
Current Sharing
(Secondary Side)
t_off
Ishare
I_O = 5A, V_Imin to V_Imax
C_in = 250µf, 80V
Co = 330µf tantalum &
0.47µf Ceramic
ESR@17,000µf = 2mΩ
Vin = 48V, Vo = Vonom
I = 10% Iop to Iop
–
– 2.0
1,500
—
18,800
±5
Synchronization
Fanout
1
5
Over Temperature Shutdown
(Latching)
T_BASEPLATE
–
– 125
Isolation Resistance
10
(1500V_DC) Input-Output
Notes: 1. Transient response is for a positive or a negative current step within the range of 5% of Imax to Imax.
2. Transient response is measured with the specified number of 470µF tantalum external load capacitors with a maximum ESR of 55mΩ each.
Unit
A
A
A
A
A
A
A
A
%V_Onom
%V_Onom
%V_Onom
%V_Onom
µs
ms
ms
ms
µf
%I_Omax
units
°C
MΩ
Hercules Series, Page 4
WWW.GALAXYPWR.COM
Part No. 98–002 Rev. 1.1