BATPTC1

Part of the Ankle_0806 project:

JANK1 | BENCH2 | BENCH2F | BATPTC1 | BATMRG1 | BPWR1 | POT4a | QAKAMP

Protects LiIon cells by cutting off load when cells fall below cutoff voltage. Also implements current monitoring, and electronic circuit breaker.

identification

top side

bottom side

• labeled "ankle-v3/batptc1.pcb", "091006"
• 2.1 x 1" inch AP Circuits PCB

bill of materials

2    DBV1, DBI1                                 ZENER SOD-123
1    PB1                   dean's ultra plug
1    PB2                   277-1011-ND          2 position 0.2" terminal block Phoenix contact
1    CVX1                                       tant 7243
1    DB1                                        15V zener, SOD-123
1    QB1                   BSS 83P              SOT-23 P channel
1    RB1                                        10 Meg 0805
1    UBI1                  INA168               High side current amp, SOT23-5

1	RBL1					250K RES0805
1	RBL2					1M RES0805
1	RBL3					1K RES0805
1	RBL4					100 RES0805
1	RLB5					2K RES0805
1	UBL1		  OPA137 MSOP           OPA137 MSOP 1st choice, or LT1636CMS8-ND
1	DK1		  P507-ND		red/green LED

1	RBI1					200K RES0805
1	RBI2					200K bourns3266w
1	RBI3					20K RES0805
1	RBI4					100K RES0805
1	CBI1					1uF CAP0805
1	CBI2					500pF CAP0805

277-1011-ND is 2-pos, 0.2" terminal plug

design files

• Media:batptc1-sch.pdf