鈥?/div>
Overcurrent 2 detection voltage
0.5 V (fixed) Accuracy:
卤100
mV
(2) High voltage device is used for charger connection pins
(VM and CO pins: absolute maximum rating
=
28 V)
(3) Delay times (overcharge: t
CU
, overdischarge: t
DL
, overcurrent 1: t
lOV1
, overcurrent 2: t
lOV2
) are generated
by an internal circuit. No external capacitor is necessary.
Accuracy:
卤20%
(4) Three-step overcurrent detection circuit is included.
(overcurrent 1, overcurrent 2 and load short-circuiting)
(5) 0 V battery charge function 鈥渁vailable鈥?/ 鈥渦navailable鈥?are selectable.
(6) Charger detection function and abnormal charge current detection function
鈥?/div>
The overdischarge hysteresis is released by detecting negative voltage at the VM pin (鈭?.7 V typ.).
(Charger detection function)
鈥?/div>
When the output voltage of the DO pin is high and the voltage at the VM pin is equal to or lower than
the charger detection voltage (鈭?.7 V typ.), the output voltage of the CO pin goes low. (Abnormal
charge current detection function)
(7) Low current consumption
鈥?/div>
Operation mode
3.5
碌A
typ., 7.0
碌A
max.
鈥?/div>
Power-down mode
0.1
碌A
max.
(8) Wide operating temperature range
鈭?0 掳C
to
+85 掳C
(9) Small package SOT-23-6, 6-Pin SNB(B)
*1.
Overcharge release voltage
=
Overcharge detection voltage
鈭?/div>
Overcharge hysteresis voltage
(where overcharge release voltage
<
3.8 V is prohibited.)
*2.
Overdischarge release voltage
=
Overdischarge detection voltage
+
Overdischarge hysteresis voltage
(where overdischarge release voltage
>
3.4 V is prohibited.)
Applications
鈥?/div>
Lithium-ion rechargeable battery packs
鈥?/div>
Lithium polymer rechargeable battery packs
Seiko Instruments Inc.
1
next
S-8261AAHMD-G2H-T2 产品属性
Seiko Instruments
电池管理
Li-Ion, Li-Poly
8 V
1.5 V to 8 V
+ 85 C
- 40 C
SOT-23-6
Reel
SMD/SMT
7 uA
Li-Ion Protection
3000
1 V
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