NQB-420DWA-AN Datasheet, PDF (2/36 Pages) CUI INC – FULLY REGULATED ADVANCED BUS CONVERTERS

CUI Inc │ SERIES: NQB-D │ DESCRIPTION: FULLY REGULATED ADVANCED BUS CONVERTERS
date 02/20/2013 │ page 2 of 36
PART NUMBER KEY
NQB- XXX D X X - X X X X - XXX -ES X
Base Number
Design Output Power:
1~999
Digital Interface
Engineering Phase:
A~Z
Engineering Sample:
ES
Input Voltage Range:
W = wide (36~75 V)
M = medium (40~60 V)
Nominal Output Voltage:
A = 12.0 V
B = 12.45 V
C = 9.6 V
D = 9.0 V
E = 5.0 V
Load Sharing Function:
D = Vout droop
Enable Logic Sense:
N = negative logic
P = positive logic
Pin Description:
A = 5.33 mm (0.210 in.)
B = 4.57 mm (0.180 in.)
C = 3.69 mm (0.145 in.)
D = 2.79 mm (0.110 in.)
S = SMT
Firmware Configuration:
000~ZZZ
Heatsink Option:
"blank" = open frame
H = heatsink flat
L = heatsink lateral fins
T = heatsink transverse fins
G = heatsink with GND pin
Packaging:
Example part number: NQB-420DWA-AN-001
20 converters(through hole pin)/tray, PE foam dissipative
20 converters(surface mount pin)/tray, Antistatic PPE
420 W output power, digital pins
wide input voltage range, 12.0 V output
5.33 mm pins, negative enable logic
firmware revision 001
CONTENTS
Part Number Key........................................................2
General Information...................................................3
Safety Specification....................................................3
Absolute Maximum Ratings..........................................4
Electrical Specification:
12V, 35A, 420W, 36~75Vin; NQB-420DWA-AN....................6
12V, 39A, 468W, 40~60Vin; NQB-468DMA-AN...................10
12.45V, 35A, 415W, 36~75Vin; NQB-415DWB-AN...............14
12.45V, 39A, 462W, 40~60Vin; NQB-420DMB-AN...............19
EMC Specification.........................................20
Operating Information...................................21
Thermal Consideration..................................24
Connections............................................25
PMBus Interface...........................................26
Mechanical Information.................................29
Soldering Information...................................32
Delivery Package Information.........................33
Product Qualification Specification...................35
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