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參數(shù)資料
| 型號： | TEA1104T-T |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 電源管理 |
| 英文描述： | 2-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8 |
| 文件頁數(shù)： | 14/16頁 |
| 文件大?。?/td> | 100K |
| 代理商： | TEA1104T-T |
1996 Feb 26
7
Philips Semiconductors
Objective specication
Cost effective battery monitor and fast
charge IC for NiCd and NiMH chargers
TEA1104; TEA1104T
handbook, full pagewidth
MGE359
Vs > 11.5 V
6.2 V
< Vs < 11.5 V
Vs < 5.25 V
no
yes
no
TIME OUT
> 111 min
(TO)
Tbat ≥ 55
oC
(TCO)
-
Vbat ≥ 0.25%
and
tdis > 3% TO
FAST charge
set Tcut-off (e.g. 55
oC)
dual LED
indication
(note 2)
dual LED
indication
dual LED
indication
trickle charge
Ifast / 40
battery is FULL
trickle charge
Ifast / 40
(note 4)
Vbat < 0.81 V
or Tbat < Tmin
or Tbat > Tmax
(note 1)
0.81 V
< Vbat < 3.6 V
and
Tmin < Tbat < Tmax
(note 5)
circuit non-active
IDD ≤ 45 A
total reset logic
set TIME OUT (e.g. 111 min)
set Tmax (e.g. 48
oC)
Tmin (e.g. 20
oC)
circuit active
clamp at 11.5 V
IDDmax = 25 mA
circuit active
blinks
FAST
blinks
FAST
ON
FAST
blinks
FAST
FULL
OFF
ON
FAST
FULL
OFF
FAST
FULL
ON
START
no
yes
no
dual LED
indication
yes
stop charge
total reset
open battery
OFF
FAST
OFF
FAST
FULL
OFF
yes
no
(note 3)
Fig.5 Flow chart of the TEA1104.
(1) Vbat < 0.81 V due to empty or flat battery.
(2) For single LED application see Fig.7, for dual LED
application see Fig.6.
(3) Vbat > 3.6 V due to system occurrence or an external
inhibit via pin Vbat.
(4) Release via reset.
(5) Tmin =VNTC ≥ 2 V; Tmax = VNTC ≤ 1V;
Tcut-off =VNTC ≤ 0.81 V.
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