Alpha 1500 Series

1500W Multiple Output Modular Power Supply

Features
u Power factor Corrected
u Capable of up to 16 fully regulated and independent outputs
u Output Voltages from 1.8V - 48V
u Low Leakage Options
u Low Profile Package
u International Safety Agency Certification
u Fast-on Tab Connections
u No Minimum Load
u Wide Range Output Modules

Key Market Segments & Applications

Specifications
Model n 50A
AC Input Volt. range & Freq. - 150 - 264VAC, 47 - 63Hz (1500W). See power limitations for lower input ranges.
Input Current A 16A maximum
Inrush Current A Less than 50A
Leakage Current - 1.1mA @ 264VAC, 63Hz (low leakage current options available)
Efficiency % 75% typical (configuration and input dependent)
Power Factor Correction - Compliant to EN61000-3-2 ( > 0.99 typical, reduced PFC > 255VAC)
Conducted EMI - EN55022 level A
Output Power W 800W@85VAC (50°C max); 1000W@100VAC (50°C max); 1000W@90VAC (45°C max);
1500W @ 150VAC (50°C max)
Output Load Regulation - 2% max. without remote sensing. 0.5% max. remote sense connected
Output Line Regulation - 0.5% maximum.
Ripple & Noise - 2% pk-pk or 100mV (Whichever is greater)
No Load Operation - No preload is required on any output module
Hold Up Time ms >15ms
Remote Sense - Available on single output modules only
Options (see option codes) - AC Fail, Global Inhibit, Module Inhibit, 5V@50mA aux., Parallel, Low Leakage
Operating Temperature °C 0°C to +50°C full load, derate each output at 2.5% /°C from 50°C to 65°C
Thermal Protection - Converter protected against over-temperature conditions. Recycle I/P power to restore output
Storage Temperature °C -40°C to +85°C
Temperature Coefficient - 0.02% per °C
Humidity % RH 5% - 95% Non-condensing
Altitude - 3000m Operating
Cooling - Internal fan provides forced-air cooling. Airflow intake on I/P end, exhaust on O/P end of unit.
Isolation - Input - Output 4.3kVDC, Input - Ground 2.3kVDC, Output - Ground 500VDC
Switching Frequency - 100kHz on PFC, 200kHz on forward converter.
Vibration - 1.5G, 10 - 200Hz
Shock - 3,000 bumps, 10G, 16ms half-sine pulses.
Safety Agency Certification - UL60950-1, IEC60950-1, CSA22.2 No.60950-1, EN60950-1, IEC61010-1, EN61010-1, CE Mark
Size (WxHxD) in. 8” x 2.5” x 11”
Weight lbs. 8 (3.6kg) typical dependent on configuration
Warranty - Three Years

1-800-526-2324 • www.us.tdk-lambda.com/lp/ 11
 ALPHA 1500 Series
1 Case Codes 3 Option Codes
Code Wattage Max Slots Size (H x W x L) Input Voltage If required the following options may be added to the configuration
CA1500 1500 8 2.5” x 8” x 11” 150 - 264VAC by placing the code after the module.
(i.e. Inhibiting a 5V @ 25A = 5B + Inhibit code = “5BIN”)
*Input Voltage/Power Limitations Code Description Available On
Input Voltage Intermittent Output Continuous Output Max. Ambient MF2 Mains Fail All modules except
Power Rating Power Rating Temperature This option provides an AC fail signal, Dual output (E, H, P)
85 - 99.9VAC - 800W 50°C power supply inhibit, and 5V@50mA
100 - 149.9VAC - 1000W 50°C
auxiliary supply. This is only placed in
150 - 164.9VAC - 1500W 50°C
165 - 179.9VAC - 1595W 50°C the first module slot. (TTL compatible
180 - 264VAC - 1690W 50°C reference to 0 volts of Aux. Supply)
90 - 264VAC - 1000W 45°C PP Parallel for Power Modules: A, B, C, D,
85 - 264VAC 1000W* - 50°C
This option allows 2 adjacent modules F, G, M, N, Q, R
* - 1000W for 30 seconds maximum followed by 800W for 60 seconds min.
to be paralleled together for increased
Note: Ratings are not affected by the use of input or output connector housings
output power. Bus bars provided.
PA Parallel for Redundancy Modules: A, B, C, D,
2 Output Module Codes This option allows modules to be F, G, M, N, Q, R, S
connected for N+1 redundancy. A DC
Code V1 Adjust V1 Amps V2 Adjust V2 Amps Slot(s)(1)
good signal is also offered (electrically
L 1.8 - 3.2 25 - - 1 similar to AC fail.) No bus bars provided.
T 1.8 - 3.2 60 - - 2
Q 2.7 - 3.9 25 - - 1 IN3 Inhibit Modules A, B, C, D,
R 2.7 - 3.9 60 - - 2 Module inhibit and DC good signal. F, G, J, M, N, Q, R
B 4.5 - 5.5 25 - - 1 (TTL compatible referenced to (-V)
A 4.5 - 5.5 60 - - 2 of the module)
BB 4.5 - 6.5 25 - - 1
AA 4.5 - 6.5 60 - - 2 Low Leakage Options (Max values stated)
S 2.5 - 5.7 85 - - 2 120VAC, 60Hz 240VAC, 60Hz 264VAC, 63Hz(4) Conducted EMI
M 5.0 - 16.0 8 - - 1 LL 88 µA 197 µA 233 µA Curve A
C 5.0 - 16.0 16 - - 1 RL 50 µA 112 µA 132 µA >Curve A
F 9.0 - 16.0 33 - - 2
U 10.0 - 21.0 16 - - 1 TL 24 µA 53 µA 63 µA >Curve A
N 18.0 - 29.0 5 - - 1
D 18.0 - 29.0 8 - - 1 Notes: 1) Only one option per module may be used.
K 18.0 - 29.0 15 - - 2 2) Mains Fail: AC Fail “AC On” = ≤ 0.8V, 50mA max.
G 17.5 - 29.0 25 - - 2 “AC Off” = open circuit, 50V abs max.
J 30.0 - 48.0 10 - - 2 PS Inhibit “PS On” = ≥ 2.0V or open circuit.
E 5.0 - 16.0 8 5.0 - 16.0 8 1 “PS Off” = ≤ 0.8V @ 5mA.
P 18.0 - 29.0 5 5.0 - 16.0 8 1 (TTL compatible, Referenced to 0 volts of Aux. Supply.)
H 18.0 - 32.0 5 18.0 - 32.0 5 1 3) Inhibit: DC Good Electrically similar to AC fail module.
Inhibit Electrically similar to PS inhibit.
Notes: 1) The total # of slots must not exceed 8 for CA1500. 4) Type testing result
2) Slot position may change upon order placement.

Max. Output Current Limitations Outline Drawing

All modules can be used at their full rated current in all slot positions unless
otherwise stated below
A module: Limited to 51A in slot 7/8
B module: Limited to 20A in slot 8
C module: Limited to 12A if output exceeds 12V
L module: Limited to 20A in slot 8
Q module: Limted to 20A in slot 8
R module: Limited to 51A in slot 7/8
S module: Limited to 65A in slot 7/8, 66A in slot 6/7, 80A in slot 5/6,
85A in slot 4/5, 66A in slot 3/4, 68A in slot 2/3, 73A in slot 1/2
T module: Limited to 51A in slot 7/8

Other Modular Products

NV 350W to 700W up to 8 outputs
Vega 450W to 900W up to 10 outputs
Alpha1000 1000W up to 14 outputs

Sample Configurations
Description O/P 1 O/P 2 O/P 3 O/P 4 O/P 5
CA1500 24G_PP* 24G_PP* 24V 50A - - - -
CA1500 5S_MF 12F_PP* 12F_PP* 5V 80A 12V 60A - - -
CA1500 LL 5A 28G 36J_IN 5V 60A 28V 25A 36V 10A - -
CA1500 5A_PP* 5A_PP* 3.3R 12C 12C 5V 120A 3.3V 60A 12V 16A 12V 16A - For Additional Information, please visit
CA1500 24G_PP* 24D_PP* 3.3S 5S 12/12E 24V 33A 3.3V 85A 5V 66A 12V 8A 12V 8A us.tdk-lambda.com/lp/products/alpha-series.htm
Actual part number (format CA1500Hxxxxx) assigned on quotation.
* Outputs paralleled via bus bars. (O/P = Output)

1-800-526-2324 • www.us.tdk-lambda.com/lp/ 12 Revision A4: Nov 2011