Innoveta Technologies Veta iHA Series Product Brief

Product Brief: Veta™ iHA Series – Half Brick
Features
Standard Half Brick footprint
High efficiency, typical 91%
Wide output trim voltage
True 11A product at 28V output
Industry-leading output power:
300W
Monotonic start-up
Starts with a pre-biased output
Basic insulation – 1500 Vdc
Auto-recovery protection:
o Input under and over voltage
o Current limit
o Short circuit
o Thermal limit
Latched output over voltage
Optional auto-recovery output over
voltage
High reliability open frame, surface-
mount construction
Baseplate for improved thermal
management
Constant switching frequency
Optional 0.110" pin length
Safety agency approvals pending
Multiple patents pending
©2001 Innoveta Technologies, Inc.
TM
©2002 Innoveta Technologies™, Inc.
Revision 2
iHA48011A280V product brief 090302.doc 9/4/2002
Veta™ iHA Series DC/DC Power Modules
Its 91% efficiency and superior thermal performance make the Veta™
Family of power modules ideally suited for power-hungry applications in
demanding thermal environments. This rugged building block is
designed to serve as the core of your high reliability system. A wide
output voltage trim range, -46 to +10%, and remote sensing are
standard features enhancing versatility. For a full-featured version of the
Veta™ Half Brick, including active current sharing, see the iHD product
brief.
Base Product Code
iHA48011A280V
Typical Performance
Input Characteristics
Operating input range
Transient input voltage
Turn-on voltage
Turn-off voltage
Start-up time
Maximum input current
Output Characteristics
Output voltage tolerance
Efficiency
Line regulation
Load regulation
Output voltage adjustment
Output ripple
Dynamic response
Transient voltage
Recovery time
Ripple frequency
Protection
Current limit inception
Short circuit
Output over voltage
Thermal shutdown
Environmental
Operating temperature
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' (877) 498-0099
48V Input, 28V/11A Output
Input Output
Voltage Voltage Current
36-75V 28V
36-75V
100V
34V
32V
80 mS
10.2A
+/- 3% max Over line, load, and temp
see product table
10 mV
25 mV
54%-110%
250 mVp-p
Load step 25% of Io,max
600 mV
350 uS
300 kHz
130% of Io,rated
Continuous protection Auto-recovery (AR) hiccup
120% of Vout,nom
120C
-40C to 120C Measurement point in full
Half Brick
Output Efficiency
11A 91%
100mS max
On/Off to 90% Vout
Input 0-75V, Io,max
to end of life
Over rated input
Over rated load
%Vout,nom
20MHz bandwidth
slew rate =0.1A/us
Fixed
Latch (AR-optional)
Auto recovery hiccup
datasheet
10/19/2001
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