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Protection ICs: 2, 3, and 4 Series Li+ Battery Packs (> 5V Battery Voltage)
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| Part Number |
Description |
Key Advantages |
| MAX1789, MAX17892 |
Advanced, Smart Battery-Pack Controllers
| Industry's Smallest SBS-Compliant Battery Fuel Gauge with nFET Protection Drivers |
| DS2775, DS2776, DS2777, DS2778 |
2-Cell, Stand-Alone, Li+ Fuel-Gauge IC with Protector and Optional SHA-1 Authentication
| Industry's Smallest 2-Cell, Stand-Alone Fuel Gauge to Integrate an Li+ Protector and SHA-1 Authentication |
| MAX4959, MAX4960 |
High-Voltage OVP with Battery Switchover
| High-Voltage OVP Providing Overvoltage Lockout and Undervoltage Lockout with Battery Switchover |
| MAX4210, MAX4211 |
High-Side Power and Current Monitors
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| MAX1894, MAX1924 |
Advanced Li+ Battery-Pack Protectors
| Smallest Li+ Protection Solution Also Offers the Most Complete Set of Features |
Key Specifications:
| Battery Protectors, Selectors and Monitors |
| Part Number |
Functions |
Battery Type |
Interface |
User Data Storage
(Bytes) |
Parameters Measured |
Battery Protection |
VSUPPLY
(V) |
VSUPPLY
(V) |
Package/Pins |
Smallest Available Pckg.
(mm2) |
Oper. Temp.
(°C) |
| min |
max |
max w/pins |
| DS2775 |
| Fuel Gauge | | Protector | | Status Monitor |
|
2 Cell Li-Ion |
1-Wire |
16 EEPROM |
| Current | | Temperature | | Time | | Voltage |
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| Over Voltage | | Over-Current | | Over/Under Voltage |
|
4 |
9.2 |
|
15 |
-20 to +70 |
| DS2776 |
| Fuel Gauge | | Protector | | Status Monitor |
|
2 Cell Li-Ion |
1-Wire |
16 EEPROM |
| Current | | Temperature | | Time | | Voltage |
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| Over Voltage | | Over-Current | | Over/Under Voltage |
|
9.2 |
|
15 |
-20 to +70 |
| DS2777 |
| Fuel Gauge | | Protector | | Status Monitor |
|
2 Cell Li-Ion |
2-Wire |
16 EEPROM |
| Current | | Temperature | | Time | | Voltage |
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| Over Voltage | | Over-Current | | Over/Under Voltage |
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9.2 |
|
15 |
-20 to +70 |
| DS2778 |
| Fuel Gauge | | Protector | | Status Monitor |
|
2 Cell Li-Ion |
2-Wire |
16 EEPROM |
| Current | | Temperature | | Time | | Voltage |
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| Over Voltage | | Over-Current | | Over/Under Voltage |
|
9.2 |
|
15 |
-20 to +70 |
| MAX1924 |
Protector |
3-4 Cell Li-Ion |
- |
- |
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| Over-Current | | Over/Under Voltage |
|
20 |
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30.9 |
-40 to +85 |
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See All Battery Protectors, Selectors and Monitors (29)
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| Current Sense Amplifiers |
| Part Number |
CMVR
(V) |
CMVR
(V) |
VCC
(V) |
VCC
(V) |
ICC
(µA) |
Bi-Dir. Curr. Sense |
VSENSE_FS
(mV) |
Gain |
Gain Accuracy @25°C
(%) |
BW
(kHz) |
Comp-
arators |
Oper. Temp.
(°C) |
Package/Pins |
| min |
max |
min |
max |
typ |
recomm. |
max |
@ -3dB |
| MAX4211 |
4 |
28 |
2.7 |
5.5 |
670 |
No |
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1.5 |
220 |
2 |
-40 to +85 |
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| MAX4210 |
380 |
0 |
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See All Current Sense Amplifiers (36)
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