Product model: TPT60S12A
Input voltage range: 100~240Vac
Output voltage and current: 12V/6A
Working temperature: -40~+50℃
Size: 127mm*76.2mm*28mm
Double output efficiency>85%
Output protection: OVP/OSP/OCP/OLP
RoHS compliant
IEC 60950/62368
EMI Class B
Leakage current is less than 3.5mA
Surge: common mode 6KV, differential mode 6KV
General rules:
This product is an AC to DC power supply with a total power of 60W, which complies with CQC, CB (TUV RH) and EU RoHS directives.
1. Input characteristics
1.1 Input voltage, current, frequency range
Allow input | MIN | NOM | MAX |
Voltage | 90 | 100-240 | 300 |
Current | 2 | ||
Frequency | 47 | 50 | 63 |
The product should meet the requirement of 318Vac AC input without damage.
1.2 Steady-state current
When the AC input voltage is 110V, the input current is less than or equal to 2A.
When the AC input voltage is 220V, the input current is ≤1A.
1.3 Inrush current (cold start)
Within the input conditions listed in section 1.1 and the operating environment range listed in the section, the surge current should be less than the specifications of the key components
(Such as rectifier bridge, fuse). Repeated switching of the power supply will not cause damage to the power supply or blown fuse (meet standard requirements:
ETSI300132-3).
1.4 Input overcurrent protection
When the input overcurrent is caused by an abnormal load or power supply, the AC side fuse will operate.
2. Output characteristics
2.1 Output voltage range
Nominal value | Vmin | Vnom | Vmax | Error |
+12V | 11.4 | 12.0 | 12.6 | ±5% |
2.2 Output current range
DC output channel | Output current (A) | |||
MIN | NOM | MAX | PEAK | |
+12V | 0A | / | 5A | |
In a fixed load (any value between 0~5.0A), the input power grid changes between 90~300Vac: linear adjustment rate: ≤±2%
In the fixed power grid (any value between 90~300Vac), the output load 0~5.0A change: load adjustment rate: ≤±3%
2.3 Output ripple and noise
The output voltage | Maximum ripple and noise (mVp-p) |
Vout: 12V | 120mV (ambient temperature 0℃-55℃) |
240mV (ambient temperature -25℃-0℃) |
Note: 1) The oscilloscope must be set to a bandwidth of 20 MHz
2) A ceramic capacitor of 0.1 Uf and an electrolytic capacitor of 10 Uf are connected in parallel at the output power terminal which is more than 10CM away from the power board to simulate the load test.
2.4 Power efficiency
When the input is 220Vac/50Hz, the rated output load is 2.5 to 5.0A, and the efficiency is ≥85%.
2.5 Overshoot
The DC output voltage overshoot caused when switching AC power should be less than 5% of the normal output, and no reverse polarity voltage will be generated.
2.6 Timing
Power start time (from AC input to 90% of DC time) | T1≤3S |
Voltage rise time (from 10% to 90% of output voltage) | T2≤200mS |
Power-down sustaining time (rated input, and output rated load) | T3≥10mS |
2.7 Dynamic load response
Test conditions: 25%~50%~25% or 50%~75%~50% load change, current change rate 0.1A/us, cycle 4ms
Note: 1. The output is externally connected with a 1000µF capacitive load;
2. The output voltage should meet the requirements of 2.1.
2.8 Capacitive load
The rated output of the power supply is connected with a 1000µF capacitor, which should be able to boot and work normally.
3. Environment
3.1 Temperature
Operating environment temperature: -25℃～55℃ (First turn on the machine at -25℃, then lower the temperature to -40℃, the power supply can work normally)
3.2 Humidity
Use environment humidity: 5%～85%
Storage environment humidity: 5%～95% (non-condensing state) 5.3 Humidity
3.3 Altitude
Working environment height: ≤5000 meters
Storage environment height: ≤15250 meters
Project | unit | Minimum | Typical value | Max | Remarks |
Operating temperature | ℃ | -25 | 55 | Fully loaded | |
Storage temperature | ℃ | -40 | 85 | The power is not on | |
Low temperature limit Start temperature | ℃ | -40 | |||
HALT low temperature Step limit | ℃ | -25 | Low temperature requires full power grid (90V~300V) to start at -25℃. High temperature requirements 110 ℃ full load full power grid range. The high and low temperature experiment step and hold time are carried out according to the requirements of Huawei HALT experiment. | ||
HALT high temperature Step limit | ℃ | 110 | |||
Relative humidity |
% | 5 | 95 | No power on, no condensation | |
5 | 85 | No condensation during normal operation | |||
Altitude |
m |
-60 |
5000 | The power supply works for a long time, the maximum temperature of the sea level specification is 55℃, and the maximum temperature of the specification decreases by 0.33℃ for every 100m increase in altitude. |
4. Output protection function
4.1 Overpower (overcurrent) protection
After power supply over power protection (equivalent to output over current protection), the power supply is in hiccup protection mode, over current protection point
6A~9A; After the power supply performs over-voltage protection, the power supply has no output and is locked, and the power supply cannot be damaged. Overpressure point
13.5~16.5V.
4.2 Short circuit protection
When the output terminal of the power supply is short-circuited to the ground, the power supply can be automatically protected; after the short-circuit is removed, the power supply can be automatically restored.
5. Electromagnetic compatibility
ITEM | INDEX REQUIREMENTS | SDANDARD |
Conducted interference(CE) | levelB（≥6db） | CISPR 22 |
Radiation interference(RE) | levelB（≥6db） | CISPR 22 |
AC port(CS) | 0.15～80MHz：10V【80%AM(1kHz)】；(Criterion A) | IEC61000-4-6 |
Radiation immunity(RS） | 80～1000MHz：10V/m【80%AM(1kHz)】； 1400～2700MHz：10V/m【80%AM(1kHz) 】 | IEC61000-4-3 |
Whole machine port ESD | Contact discharge: 6kV (Class B);Air discharge: 8kV (Class B); Contact discharge: 8kV (R level); air discharge: 15kV (R level) | IEC61000-4-2 |
AC port EFT/B | Index: 2kV (criterion B) | IEC61000-4-4 |
AC port DIP | Drop to 0%, time 10ms; 0%, time 20ms; drop to 70%, time 500ms; drop to 0%, time 5000ms; (criterion B/B/B/C); | IEC61000-4-11 |
AC current harmonics | Rated voltage class A | IEC61000-3-2 |
AC voltage fluctuation | Pst value is not greater than 1; | IEC61000-3-3 |
Flashing | Plt value is not greater than 0.65; The relative voltage change dc does not exceed 3.3%; The maximum relative voltage change dmax does not exceed 4%; During the voltage change, the time when the d(t) value exceeds 3.3% is not more than 500ms。 | |
Surge | Differential mode 6kV, 2 ohms; Common mode 6kV; 2 ohms, 1.2/50 (8/20) us mixed wave; Criterion ITU-A | ITU-T K.44 |
Electric shock | Differential mode ±3KA; common mode ±5KA, 8/20us waveform | ITU-T K.44 |
6. Security
Authentication type | Scope of application | standard |
CB | CB member states | IEC60950-1 |
CQC | China | GB4943 |
ITEM | GRADE | STANDARD (TEST CONDITIONS) |
Input to output | 3000Vac | Lasts for 1 minute, no breakdown, no flashover phenomenon, Leakage current <10mA (output is not grounded) |
Input to earth | 1500Vac | Lasts for 1 minute, no breakdown, no flashover phenomenon, Leakage current <10mA, remove GDT |
Insulating resistance | 10MΩ | Under normal temperature and pressure, the relative humidity is 90℅, and the test voltage is DC 500V, the insulation resistance of the AC part and DC part of the main circuit of the rectifier to the ground, and the insulation resistance of the AC part to the DC part are not less than 10MΩ. |
Leak current | Class I:≦3.5mA | Input 264VAC/50Hz. |
7. Reliability
MTBF: 250,000 hours, working at an ambient temperature of 25°C and the rated power grid and load.
E-CAP: 10 years, working at an ambient temperature of 40℃ and rated power grid and load.
8. Special requirements
8.1 The material of the PCB board is CEM-1 single-sided board.
8.2 The input large capacitor (bit number C1) adopts 450V withstand voltage.
8.3 AC input terminal: AC input is an AC standard 2PIN terminal, and it is required to be located on the power board.
8.4 DC output: DC output cable is required to be welded directly on the power board, and the other end is a DC power connector.
8.5 DFX requirements:
a. ICT test: ICT verification device open circuit and short circuit, the test includes short circuit, open circuit; parts
b. Power-on test: rated input, test above half load, repeated power-on and power-off 4 times, monitoring of equipment with display function
The output voltage;
c. Aging test: rated input, load above 80%, 50°-/+5, according to our new product aging specification;
d. MTBF test: MTBF is tested according to our company's 250,000-hour demand;
e. 220/110VAC power supply withstand voltage test:
Pressure test
Test conditions: L+N short-connected pair secondary (including output and signal terminals) test withstand voltage 3kv; L+N short-connected pair
Protected area 1.5kv.
①: During the test, the withstand voltage equipment does not alarm;
②: The gas discharge tube must be disconnected when the leakage current does not exceed 10mA;
f. ATE test: ATE, the conventional performance test of a single unit needs to be fully covered
g. ORT test: ORT, 168 hours, 1/1000 sampling, temperature and aging are the same
h. Lightning strike sampling test: Lightning strikes, 3PCS each time, once every 3 months, test according to the required indicators;
i. Surge sampling test: Surge sampling test, 3PCS each time, once every 3 months, test according to the required indicators;
j. The power supply products need to be affixed with barcodes, which can be traced;
9. Appearance and structure
9.1 Power supply size
127mm (length) * 76.2mm (width), the tolerance is ±0.5mm; the height of tin surface pins and SMD components is controlled within 3.0
Inside, the height of all components on the PCB board (including the PCB board) is limited to 28mm.
9.2 Output wiring diagram
9.3 Input terminal block
9.4 Appearance of main power supply components
The following is the possible appearance of the power supply (schematic diagram), the main components may be used alternately. Note that the dispensing process is subject to the actual product.
10. Circuit diagram
11. PCB Layout
12. Packing diagram
12.1 Net weight of power supply: 223 grams. (Excluding packaging materials, weight deviation ±10%)
12.2 Packing drawing
13. Barcode label description
14. Safety certificate (no safety regulations for the time being)
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