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Engineering Report (LNK632D for 6V 0 5A with EE13)


Engineering Test Report (LNK632D for 3W power design, Rev.0)
PI China AE: DJ Date: Dec 3, 2009

1. Power supply specification:
Description
Input Voltage No-load Input Power Output Load Output Voltage Load Output Current Ripple Total Output Power Continuous Output Power Peak Output Power Conducted EMI Margin Efficiency Ambient Temprature

Symbol
VIN

Min
90

Typ

Max
265 100

Units
Vac mW V A mV W W dB

comment/conditions
2 Wire no P.E Input 265 Vac

Vout Iout

5.7

6.0 0.5

6.3 100

20 MHz Bandwidth Total power EN55022 class B 115 and 230VAC only Free convection, sea level

Pout 6

3

η
Tamb

72 0

40

% C

2.
1) 2) 3)

Features:
Low part count, no Y-cap design YUniversal input with one board No Opto and TL431

___________________________________________________________________________________

Power Integrations ShenZhen Branch
Room 2206-2207, Block A, Electronics Science&Technology Building, 2070 Shennan Zhong Road, Shenzhen, Guangdong, China, TEL:+86(755)83793243, Fax:+86(755)83795828, Zip Code:518031

1

3.

Schematic:

L1 2200 uH D1 1N4007 L 1 10 2.5 W 10 2.5 W C1 3.3 uF 400 V C2 3.3 uF 400 V R3 9.09 k 1%
D FB BP

1

T1

9

D6 SB240 1 C5 V+

D2 1N4007

2 5

R6 20 1 nF 50 V

RF1

RF2 1N4007 D5 3 EE13 6

C6 470 uF 10 V

R5 5.1 k 6 V/ 500mA

1

RTN

N 1

R2 5.1 k

D3 1N4007

D4 1N4007

U1 S LNK632DG

C4 1 uF 25 V

R4 1.8 k 1%

C3 1 uF 50 V

___________________________________________________________________________________

Power Integrations ShenZhen Branch
Room 2206-2207, Block A, Electronics Science&Technology Building, 2070 Shennan Zhong Road, Shenzhen, Guangdong, China, TEL:+86(755)83793243, Fax:+86(755)83795828, Zip Code:518031

2

4.

NoNo-load power consumption:

5.

Efficiency test:

Condition: Tested at load terminal with 3m long 26#AWG output cable .

72.90% 74.20% 73.30% 73.40% 73.45% 72.30% 74.00% 75.90% 77.10% 74.83% 69.08% 0.0626*LN(Po)+0.622 (Normal output spec)

230Vac 115Vac

___________________________________________________________________________________

Power Integrations ShenZhen Branch
Room 2206-2207, Block A, Electronics Science&Technology Building, 2070 Shennan Zhong Road, Shenzhen, Guangdong, China, TEL:+86(755)83793243, Fax:+86(755)83795828, Zip Code:518031

3

6. Output ripple@Full Load:

Input:90Vac

Input:265Vac

7.

Maximum drain voltage at high line(265Vac) start up:

___________________________________________________________________________________

Power Integrations ShenZhen Branch
Room 2206-2207, Block A, Electronics Science&Technology Building, 2070 Shennan Zhong Road, Shenzhen, Guangdong, China, TEL:+86(755)83793243, Fax:+86(755)83795828, Zip Code:518031

4

8. EMI performance @EN55022 class B Limited (QP&AV scan):
Loaded at 0.5A resistive load.

Input:115Vac

Input:230Vac

___________________________________________________________________________________

Power Integrations ShenZhen Branch
Room 2206-2207, Block A, Electronics Science&Technology Building, 2070 Shennan Zhong Road, Shenzhen, Guangdong, China, TEL:+86(755)83793243, Fax:+86(755)83795828, Zip Code:518031

5

9. Transformer Information:
A. PARAMETERS: Lp =4500uH+/-10% @105KHz 1V Leakage inductance: 100uH max @105KHz 1V B. SCHEMATIC:

2 10T 0.19Φx3 4 WD#3 Bias and FB 7T 0.13Φ 3 1 WD#2 Primary 150T 0.13Φ 5 1 WD#1 shielding 33T 0.19Φ floating T+ WD#4 Secondary 12T 0.32ΦTIW

T-

___________________________________________________________________________________

Power Integrations ShenZhen Branch
Room 2206-2207, Block A, Electronics Science&Technology Building, 2070 Shennan Zhong Road, Shenzhen, Guangdong, China, TEL:+86(755)83793243, Fax:+86(755)83795828, Zip Code:518031

6

C.

WINDING ORDER:

WINDING WD#1 WD#2 WD#3 WD#4

S TART PIN1 PIN5 PIN3 PIN4 PIN6

FINIS H NC PIN1 PIN4 PIN2 PIN7

WIRE 0.19 mm 0.13 mm 0.13mm 0.13mm*3 0.35 mm TEX-T

WDG TURNS Winding Direction 33 145 7 Right to left Left to Right(3 layer) Right to left Right to left Right to left

10
12

___________________________________________________________________________________

Power Integrations ShenZhen Branch
Room 2206-2207, Block A, Electronics Science&Technology Building, 2070 Shennan Zhong Road, Shenzhen, Guangdong, China, TEL:+86(755)83793243, Fax:+86(755)83795828, Zip Code:518031

7

12. BOM:
Item Number Quantity 1 2 2 1 3 1 4 1 5 1 6 5 7 1 8 1 9 2 10 2 11 1 12 2 13 1 14 1 Part Reference C1 C2 C3 C4 C5 C6 D1 D2 D3 D4 D5 D6 L1 R2 R5 R3 R4 R6 RF1 RF2 T1 U1 Value 3.3 uF 1 uF 1 uF 1 nF 470 uF 1N4007 SB240 2200 uH 5.1 k 9.09 k 20 10 EE13 LNK632DG Description 3.3 uF, 400 V, Electrolytic, (10 x 12.5) 1 uF, 50 V, Electrolytic, Gen. Purpose, (5 x 11) 1 uF, 25 V, Ceramic, X7R, 0805 1 nF, 50 V, Ceramic, X7R, 0805 470 uF, 10 V, Electrolytic, Very Low ESR, 72 mOhm, (8 x 11.5) 1000 V, 1 A, Rectifier, DO-41 40 V, 2 A, Schottky, DO-204AC 2200 uH, 80 mA, 34.7 Ohm, Axial Ferrite Inductor 5.1 k, 5%, 1/8 W, Metal Film, 0805 9.09 k, 1%, 1/16 W, Metal Film, 0603 20 R, 5%, 1/8 W, Metal Film, 0805 10 R, 2.5 W, Fusible/Flame Proof Wire Wound Bobbin, EE16, Horizontal, 10 pins

___________________________________________________________________________________

Power Integrations ShenZhen Branch
Room 2206-2207, Block A, Electronics Science&Technology Building, 2070 Shennan Zhong Road, Shenzhen, Guangdong, China, TEL:+86(755)83793243, Fax:+86(755)83795828, Zip Code:518031

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