Battery and USB unit
Example of battery charge/discharge circuit with USB power supply
Lineup
TVS diode
Part number |
||
|---|---|---|
Package |
||
VESD [kV] |
±30 |
±30 |
VRWM (Max) [V] |
5.5 |
21 |
Ct (Typ.) [pF] |
12 |
160 |
RDYN (Typ.) [Ω] |
0.2 |
0.13 |
Low capacitance TVS diode
Part number |
DF2B6M4BSL | DF2B6M4ASL | DF2B6M4SL | |
|---|---|---|---|---|
Package |
SL2 | SL2 | SL2 | |
VESD [kV] |
±8 | ±16 |
±15 | ±20 |
VRWM (Max) [V] |
5.5 | 3.6 | 5.5 | 5.5 |
Ct (Typ.) [pF] |
0.12 | 0.15 | 0.15 | 0.2 |
RDYN (Typ.) [Ω] |
1.05 | 0.7 |
0.7 | 0.5 |
Small signal MOSFET (N-ch)
Part number |
|||
|---|---|---|---|
Package |
UDFN6B (SOT-1220) |
UDFN6 (SOT-1118) |
|
VDSS [V] |
30 |
30 |
|
ID [A] |
15 |
4 |
|
RDS(ON) [mΩ] @VGS = 4.5 V |
Typ. |
8.0 |
48 |
Max |
12 |
64 |
|
| Polarity | N-ch | N-ch x 2 | |
Small signal MOSFET (P-ch)
Part number |
||
|---|---|---|
Package |
||
VDSS [V] |
-30 |
|
ID [A] |
-10 |
|
RDS(ON) [mΩ] @VGS = -4.5 V |
Typ. |
19 |
Max |
28 |
|
| Polarity | P-ch | |
Electronic fuse (eFuse IC)
Part number |
TCKE712BNL | |||
|---|---|---|---|---|
Package |
3.0 x 3.0 x 0.75 mm |
3.0 x 3.0 x 0.75 mm |
||
VIN [V] |
4.4 to 18 | 4.4 to 13.2 | ||
RON (Typ.) [mΩ] |
28 | 53 | ||
Return function |
NA: Automatic return NL: Latch type (external signal control) |
Latch type (external signal control) | ||
VOVC (Typ.) [V] |
- |
6.04 |
15.1 | Adjustable |
N-ch MOSFET gate driver IC
| Part number | VIN_OVLO Min / Max [V] |
VGS Typ. / Max [V] |
N-ch MOSFET type can be driven |
Package |
|---|---|---|---|---|
| TCK401G | Over 28 | Max 10 (VIN ≥ 12 V) |
Single high side Common Source |
WCSP6E |
| TCK402G | ||||
| TCK420G | 26.50 / 28.50 | 10 / 11 (VIN ≥ 5 V) |
Single high side Common Drain |
WCSP6G |
| TCK421G | 22.34 / 24.05 | |||
| TCK422G | 13.61 / 14.91 | |||
| TCK423G | 13.61 / 14.91 | 5.6 / 6.3 | ||
| TCK424G | 10.35 / 11.47 | |||
| TCK425G | 5.76 / 6.87 |
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