Document
*RoHS COMPLIANT
Features
■ SIP (Single in-line package) ■ Output voltage programmable from
0.75 Vdc to 5.5 Vdc via external resistor ■ 16 A output current ■ Up to 94 % efficiency ■ Small size, low profile ■ Cost-efficient
■ Low output ripple and noise ■ High reliability ■ Remote on/off ■ Output overcurrent protection
(non-latching) ■ Optional sequencing function
SX(T)16A-12SA SIP Non-Isolated Power Module
Description
Bourns® SX(T)16A-12SA is a non-isolated DC-DC converter offering designers a cost and space-efficient solution with standard features such as remote on/off, precisely regulated programmable output voltage and overcurrent protection and optional output voltage sequencing.
Specifications
Parameter
Min. Nom. Max.
Units
Notes
INPUT
Voltage
8.3
12
14
Vdc
OBSOLETE Current
Remote: ON/OFF
Low or Open = High =
Standard On Off
-P option Off On
OUTPUT
Voltage Adjustment Range Current Voltage Setpoint Accuracy Line Regulation Load Regulation Temperature Regulation Ripple (pk-pk) (20 MHz Bandwidth) Ripple (rms) Dynamic Load Response:
50 % to 100 % Load or 100 % to 50 % Load;
10.0
Adc
0.4
Vdc
2.4
Vin
Vdc
10 µA max. 1 mA max.
0.75
5.5
Vdc
0.0
16.0
Adc
-2.0
2.0
% Vo, set
0.3
% Vo, set
0.4
% Vo, set
0.4
% Vo, set
0 to +85 °C
30
75
mVpk-pk 1 µF ceramic//10 µF tantalum capacitors
12
30
mVrms 1 µF ceramic//10 µF tantalum capacitors
200
mV
1 µF ceramic//10 µF tantalum capacitors
(∆i/∆t = 2.5 A/µs; 25 °C)
25
µs
50 % to 100 % Load or 100 % to 50 % Load; (∆i/∆t = 2.5 A/µs; 25 °C)
100 50
mV µs
2 x 150 µF polymer capacitors
GENERAL
MTBF
10,000
kHrs
Operating Temperature
-40
+85
°C
Storage Temperature
-55
+125
°C
Switching Frequency
300
kHz
Efficiency (Vin = 12 Vdc, TA= 25 °C, Full Load)
85.0
%
87.0
%
88.0
%
90.5
%
92.0
%
94.0
%
Vo,set = 1.2 Vdc Vo,set = 1.5 Vdc Vo,set = 1.8 Vdc Vo,set = 2.5 Vdc Vo,set = 3.3 Vdc Vo,set = 5.0 Vdc
Applications
■ Intermediate Bus architecture ■ Distributed power applications ■ Workstations and servers
■ Telecom equipment ■ Enterprise networks including LANs/WANs ■ Latest generation ICs (DSP, FPGA, ASIC) and microprocessor powered applications
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex. Specifications are subject to change without notice. Customers should verify device performance in their specific applications.
Output Voltage Programming
Via external trim resistor between Trim and GND:
[ ] Rtrim =
10.5 Vo - 0.7525
- 1.0
kΩ
Via application of external voltage between Trim and GND: Vtrim = (0.7 - 0.0667 x {Vo - 0.7525})
SX(T)16A-12SA SIP Non-Isolated Power Module
Product Dimensions
FRONT VIEW OF BOARD (INDUCTOR SIDE)
50.8 (2.00)
SIDE VIEW
7.43 (0.293)
MAX.
6.96 (0.274)
REF.
12.7 12.32 (0.50) (0.485)
12345
6 7 8 B* 9 10
11 PINS
0.64 (0.025)
X
0.38 (0.015)
L1 (REF.)
1.28 (0.050)
2.54 (0.100)
5.08 (0.200)
7.62 (0.300) 10.16 (0.400)
7.6
OBSOLETE 35.56
(1.400) 38.10 (1.500) 40.64 (1.600) 43.18 (1.700) 45.72 (1.800) 48.26
(0.30)
0.64 (0.025)
6.32 (0.249)
DIMENSIONS:
MM (INCHES)
TOLERANCES:
DECIMAL .X ±
0.5 (0.02)
DECIMAL
.XX
±
0.25 (0.010)
(1.900)
*Pin Stuffed with SXT16A option only, absent with SX16A standard
Specifications are subject to change without notice. Customers should verify device performance in their specific applications.
SX(T)16A-12SA SIP Non-Isolated Power Module
Recommended Hole Pattern
Pinout Detail
10.16 (0.400)
7.62 (0.300)
5.08 (0.200)
2.54 (0.100)
1.27 (0.050)
How to Order
48.26 (1.900)
PIN
FUNCTION
45.72 (1.800)
43.18 (1.700)
40.64 (1.600)
1
VOUT
2
VOUT
3
SENSE
4
VOUT
38.10 (1.500)
5
GND
35.56
6
GND
(1.400)
7
OBSOLETE 1 2 3 4 5
6 7 8 B* 9 10
1.3
7.9
(0.05) (0.31)
OUTLINE AREA
50.8 (2.00)
1.09 (0.043) THROUGH-HOLE PLATED
1.63
(0.064)
BOTH SIDES *Hole required with SXT16A option only, not required with SX16A standard PAD SIZE
8 B (optional)
9 10
VIN VIN SEQ TRIM ON/OFF
Derating Output Current vs. Local Ambient Temp & Airflow
S X (T) 16A - 12 S A (-P)
Configuration S = SIP
Internal Identifier Identifies Sequencing Pin Function (optional) Output Current (Amps) Input Voltage (V) Outputs
S = Single Output Voltage (V)*
A = Adjustable Optional Positive On/Off Logic *Fixed output voltage parts and optional features available; contact factory.
Output Current (A)
18 16
12 14
10
8
NC (0 LFM)
6
0.5 m/s (100 LFM)
4
1.0 m/s (200 LFM) 1.5 m/s (300 LFM)
2
2.0 m/s (400 LFM)
VIN = 12 VDC VO = 3.3 VDC
0 25 30 35 40 45 50 55 60 65 70 75 80 85
Ambient Temperature (°C)
REV. C 08/06
Specifications are subject to change without notice. Customers should verify device performance in their specific applications.
Reliable Electronic Solutions
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.