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                         EV2681B-S-00A 

CC/CV CONTROLLER WITH FULL PROTECTION EVAL. BOARD 

 

EV2681B-S-00A Rev. 1.1 

www.MonolithicPower.com 

5

 

8/4/2016 

MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited. 

Preliminary Specifications Subject to Change 

© 2016 MPS. All Rights Reserved. 

EV2681B-S-00A BILL OF MATERIALS

 (continued) 

Qty RefDes 

Value  Description 

Package Manufacturer Manufactuer_P/N 

1 LX1  150

μ

Inductor;150

μ

H; 

45m; 3A 

DIP Emei 

TP4U150-00 

1 LX2  33mH 

Inductor;33mH; 
210m;3A 

DIP Wurth 

744825433 

1 Q1 

IPP65R28

0E6 

Mosfet;700V; 
0.28/10V;45;39 

TO220  

IPP65R280E6 

1 Q2 

MMBTA06

LT1G 

Transistor;80V;0.5A; SOT-23  Diodes MMBTA06LT1G 

2 Q3, 

Q4 AM4417P

P-Channel Mosfet;-
60V;23;46;9.3 

SO-8 Analog 

Power 

AM4417P 

1 Q5  S8050 

Transistor;25V;0.5A; SOT-23 

Changdian 

S8050 

1 R1  33k

 Resistor;5%;1/4W 

1206  Royalohm 1206F3302T5E 

2 R2, 

R3  150k

 Resistor;5%;1W 

DIP 

any 

any 

1 R4  20

 Film 

Resistor;5%;1/4  1206 

 

1206J0200T5E 

2 R5,R7  10k

 Film 

Resistor;1% 

1206 

Yageo  RC1206FR-0710K 

2 R6 

0

 

Resistor;1%; 
1/4W;1206 

1206 Yageo 

RC1206FR-070RL 

1 R8  20

 Resistor;1%;1/4W 

DIP 

any  any 

1 R9  20

 Resistor;5%;1/8W; 

0805 

Yageo RC0805JR-0720RL 

1 R10  20k

 Film 

Resistor;5%;1/4W

1206 

LIZ 

CR1206J40203G 

R11,R12, 
R13, R14 

1

 Film 

Resistor;1% 

1206 

Yageo RC1206FR-071RL 

1 R15  1k

 Resistor;1% 

1206 

Yageo  RC1206FR-071KL 

2 R16, 

R17  51

 Resistor;1% 

1206 

Yageo  RC1206JR-0751RL 

R18,R27, 
R28, R30 

10k

 Film 

Resistor;1%; 

0603 

Yageo  RC0603FR-0710KL 

1 R19  50m

 Film 

Resistor;1%; 

2512 

Yageo  RL2512FK-070R05L 

2 R20 300m

*2 Resistor;1% 

2512 

Yageo 

RL2512FK-070R3L 

2 R21,R40  2k

 Resistor;1% 

0603 

Yageo  RC0603FR-072KL 

1 R22  1k

 Film 

Resistor;1% 

0603 

Yageo  RC0603FR-071KL 

1 R23  1.5k

 Film 

Resistor;1%; 

0603 

Yageo  RC0603FR-071K5L 

1 R24  2.2k

 Film 

Resistor;1%; 

0603 

Yageo  RC0603FR-072K2L 

1 R25  470 Film 

Resistor;1%; 

0603 

Yageo RC0603FR-07470RL 

2 R26  18k

 Resistor;1%;1/10W; 

0603 

Yageo  RC'0603FR-0718KL 

1 R29  20k

 Resistor;1%;1/10W; 

0603  Royalohm 0603F2002T5E 

2 R31,R32  1.8k

 Film 

Resistor;5% 

0603 

LIZ 

CR0603JA0182G 

2 R33,R34  6.8k

 Film 

Resistor;1%; 

0603 

Yageo  RC0603FR-076K8L 

2 R35,R36  15k

 Film 

Resistor;1%; 

0603 

Yageo  RC0603FR-0715KL 

2 R37, 

R38  1k

 Resistor;1%; 

0603  Royalohm 

0603F1001T5E 

1 R39  10k

 Film 

Resistor;5%; 

0805 Yageo 

RC0805JR-0710KL 

R41, R42 

1M 

Film Resistor;1%; 

1206 

Yageo 

RC1206FR-071ML 

1 RT1 

5

 Resistor 

DIP 

Xinshun 5D2-10LC 

1 T1  434

μ

EER28,Np:Np_aux:Ns
=57:29:12 

DIP Emei 

FX0370 

1 U1 HFC0400

Offline 

Regulator 

SOIC8-7  MPS HFC0400HS 

Summary of Contents for EV2681B-S-00A

Page 1: ...681B charges the battery in three phases pre charge constant current and constant voltage Charge is terminated when the current reaches a minimum set level An internal charge timer provides safety bac...

Page 2: ...v 1 0 www MonolithicPower com 2 8 4 2016 MPS Proprietary Information Patent Protected Unauthorized Photocopy and Duplication Prohibited 2016 MPS All Rights Reserved EV2681B S 00A EVALUATION BOARD L x...

Page 3: ...OARD EV2681B S 00A Rev 1 1 www MonolithicPower com 3 8 4 2016 MPS Proprietary Information Patent Protected Unauthorized Photocopy and Duplication Prohibited Preliminary Specifications Subject to Chang...

Page 4: ...Rata GRM1885C1H220JA01D 1 C9 470pF Ceramic Capacitor 1000V U2J 1206 muRata GRM31B7U3A471JW31L 3 C10 C11 C12 680 F Electrolytic Capacitor 35V Electrolytic DIP Jianghai CD287 35V680 1 C13 470 F Electrol...

Page 5: ...8W 0805 Yageo RC0805JR 0720RL 1 R10 20k Film Resistor 5 1 4W 1206 LIZ CR1206J40203G 4 R11 R12 R13 R14 1 Film Resistor 1 1206 Yageo RC1206FR 071RL 1 R15 1k Resistor 1 1206 Yageo RC1206FR 071KL 2 R16 R...

Page 6: ...Rights Reserved EV2681B S 00A BILL OF MATERIALS continued Qty RefDes Value Description Package Manufacturer Manufactuer_P N 1 U2 MP2681B CC CV Controller SOIC16 MPS MP2681BGS 1 U3 PC817A Photocoupler...

Page 7: ...1 www MonolithicPower com 7 8 4 2016 MPS Proprietary Information Patent Protected Unauthorized Photocopy and Duplication Prohibited Preliminary Specifications Subject to Change 2016 MPS All Rights Re...

Page 8: ...Voltage Operation Mode Battery Spec VDD VBATT Float NTC Float VID 2 65V Sleep Mode No Battery 10 8V 0 NTC OK Default Mode 3S 12 44V 12 44V 1 8k 0 3V VID 0 7V Automatic Mode 3S 12 44V 12 44V 6 8k 0 95V...

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