iHA Series
72 - 448W Half Brick Converter
Features
u
Standard Half Brick Footprint
u
36-75VDC Input
u
1.2V 60A - 28V 16A Nominal Outputs
u
Through Hole Mounting
u
Low 12.7mm Profile
u
1500VDC Basic Isolation
u
High operating efficiency (up to 93.5%)
u
Constant switching frequency
u
Baseplate
Specifications
Model
iHA48
Nominal Output Voltage
VDC
1.2
1.5
1.8
2.5
3.3
5
12
24
28
Input Voltage Range
VDC
36 - 75 (28V/16A: 40 - 60)
Input Current (max)
A
2.6 - 12.8 Amps model dependent
Output Voltage Tolerance
VDC 1.16 -1.24 1.46 -1.55 1.75 -1.85 2.43-2.58 3.20 -3.40 4.84-5.15 11.64 -12.36 23.28 - 24.72 27.16 -28.84
Ripple & Noise (max)(pk to pk) (1) mV
60
60
80
75
55
70
100
600
675
Line Regulation (max)
mV
2
2
4
5
6
8
15
25
30
Load Regulation (max)
mV
6
8
10
10
25
50
50
Overload Protection (typ)
%
Inception- 113-156% of rated output; Short circuit auto recovery
Overvoltage Protection (typ)
VDC
1.5
1.8
2.2
3.0
4.0
6.0
14.5
29.0
33.0
Remote Sense
-
Yes
Remote On / Off
-
Positive or Negative Logic available, see Feature Set
Temperature (operating)
°C
-40 to 115 for Vo ≤ 5.0V; -40 to 110 for Vo ≥ 12V
Temperature (storage)
°C
-55 to 125
Humidity (operating)
-
20-95% RH Non condensing
Humidity (storage)
-
10-95% RH Non condensing
Cooling
-
Convection or forced air
Isolation Voltage
VDC
1500V Input to output & baseplate, 500V Output to baseplate
Vibration (non operating)
- 5 to 50Hz @ 0.5g (4.9m/s
2
), and 50 to 500Hz @ 1.5g (14.7m/s
2
) per Bellcore TR-EOP-000063-5.4.4
Shock
-
196.1m/s
2
Safety Agency Approvals
-
UL60950 (US and Canada), VDE0805 (IEC60950), CB scheme (IEC60950), CE Mark (LVD)
Weight (max)
g
85
Size
mm
57.9 x 61.0 x 12.7
Warranty
-
3 years
Notes: See website for detailed specifications
(1)
Measured across 47µF +1µF +0.1µF ceramic caps for 1.2-5Vo, across 1µF
+0.1µF ceramic caps +10µF Tan cap for 12Vo, across 200µF Al electrolytic
+10µF +1µF +0.1µF ceramic caps for 24-28Vo; BW = 20MHz
OBSOLETE
1-800-526-2324 • www.us.tdk-lambda.com/lp/
13
Disclaimer: us.tdk-lambda.com/lp/legal.htm
iHA Series
Model Selector
Model
iHA48060A012V-001-R
iHA48060A015V-001-R
iHA48060A018V-001-R
iHA48060A025V-001-R
iHA48040A033V-001-R
iHA48060A033V-001-R
iHA48040A050V-001-R
iHA48025A120V-001-R
iHA48013A240V-001-R
iHA48011A280V-001-R
iHA48016A280V-001-R
Voltage
(V)
1.2
1.5
1.8
2.5
3.3
3.3
5.0
12
24
28
28
Adjust
Range (V)
0.65 - 1.32
0.81 - 1.65
0.97 - 1.98
1.35 - 2.75
1.78 - 3.63
1.78 - 3.63
2.7 - 5.5
6.48 - 13.2
13 - 26.4
15.12 - 30.8
14 - 30.8
Max.
Curr. (A)
60.0
60.0
60.0
60.0
40.0
60.0
40.0
25.0
12.5
11.0
16.0
Max. Output
Power (W)
72
90
108
150
132
198
200
300
300
308
448
Efficiency at
Full Load (%)
83.0
86.0
86.5
88.5
91.5
90.0
91.0
91.5
91.0
91.0
93.5
Recommended Footprint (Top View)
Feature Set
Feature
Set
On / Off
Logic
Omit
Pin 3
Output
OVP
Pin
Length
0.145
0.145
0.145
0.145
0.110
0.110
0.110
0.110
00
Positive
No
Latching
01*
Negative
No
Latching
02
Positive
Yes
Auto-Recovery
03
Negative
Yes
Auto-Recovery
04
Positive
No
Latching
05
Negative
No
Latching
06
Positive
Yes
Auto-Recovery
07
Negative
Yes
Auto-Recovery
* Preferred feature set
Model Number Example: iHA48040A050V-001-R
PIN Assignments
For Additional Information, please visit
us.tdk-lambda.com/lp/products/iha-series.htm
PIN
1
3
5
7
9
Function
Vin (+)
Case (Omit opt.)
Vout (-)
Trim
Vout (+)
PIN
2
4
6
8
Function
On / Off
Vin (-)
Sense (-)
Sense (+)
Other DC-DC Products
CC-E
PX
iPB
iSA
iEA
PAE50/100
iEB
iQD
iQB, iQM, iQN, iQP
PAH300/350
PAF
FPS
iAA, iBC, PL
1.5-12W, 1 to 2 Outputs, 5 to 48VDC Input
10-40W, 1 to 3 Outputs, 12 to 48VDC Input
15-35W, 1.5-5V Output, 36-75VDC Input, Pico Brick
30-78W, 1.2-12V Output, 36-75VDC Input, Sixteenth Bricks
30-78W, 1.2-28V Output, 36-75VDC Input, Eighth Brick DC-DC
36-100W.1.9-5V Output, 36-75VDC Input. Eighth Brick DC-DC
150W, 12V Output, 42-56V Input, Eighth Brick Intermediate Bus DC-DC
300W, 12V Output, 42-53VDC Input, Quarter Brick Intermediate Bus DC-DC
30-300W, 1.2-12V Output, 24 to 48VDC Input, Quarter Brick DC-DC
300-350W, 12 to 28V Output, 36-75VDC Input, Half Brick DC-DC
400-700W, 1.8 to 48V output, 24 to 400VDC Input, Full Brick DC-DC
1kW to 3kW, 24 to 48V Output, AC-DC Front Ends
Non Isolated DC-DC Converters
1-800-526-2324 • www.us.tdk-lambda.com/lp/
OBSOLETE
14
Revision A2: Dec 2011