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參數(shù)資料
| 型號： | 935261411112 |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 0.014 A BATTERY CHARGE CONTROLLER, 200 kHz SWITCHING FREQ-MAX, PDSO20 |
| 封裝： | 5.30 MM, PLASTIC, SSOP-20 |
| 文件頁數(shù)： | 5/31頁 |
| 文件大?。?/td> | 417K |
| 代理商： | 935261411112 |
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1999 Jan 27
13
Philips Semiconductors
Preliminary specication
Fast charge ICs for NiCd, NiMH, SLA and
LiIon
TEA1102; TEA1102T;
TEA1102TS
CHARACTERISTICS
VP = 10 V; Tamb =25 °C; Rref =62k; unless otherwise specied.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Supplies; pins VP, VS, Rref and Vsl
VP
supply voltage
5.5
11.5
V
IP
supply current
outputs off; VP = 11.5 V
46mA
Istb
standby current
VP =4V
35
45
A
Vclamp
clamping voltage (pin 12)
Iclamp = 30 mA
11.5
12.8
V
Vstart
start voltage
6.1
6.4
6.7
V
VLSP
low supply protection level
5.1
5.3
5.5
V
VS
source voltage (stabilized)
IS = 2 mA
4.14
4.25
4.36
V
VSL
LED source voltage
ILED =50 A
4.05
4.25
4.45
V
Vref
reference voltage
Iref =20 A; VP = 10 V
1.21
1.25
1.29
V
TCVref
temperature coefcient of the
reference voltage
Tamb = 0 to 45 °C;
Iref =20 A; Vref = 1.25 V
0
±60
±120
ppm/K
V
ref/VP
power supply rejection ratio of
the reference voltage
f = 100 Hz; VP =8V;
VP = 2 V (p-p)
46
dB
V
ref
load rejection of source
voltage
IS = 20 mA; VP =10V
5mV
IRref
current range of reference
resistor
10
100
A
Charge current regulation; pins IB and Rref
IIB/Iref
fast charge ratio
VIB =0
Iref =10 A
0.93
1.03
1.13
Iref = 100 A
0.93
1.0
1.07
VthIB
threshold voltage at pin IB
Tamb =25 °C
2
+2
mV
Tamb = 0 to 45 °C
3
+3
mV
IIB
charge current
top-off mode; VIB = 0
2.6
3.2
3.8
A
IIB(max)
maximum charge current
voltage regulation full
NiCd/NiMH battery; VIB =0
9
10.5
12
A
IIB(Lmax)
maximum load current
open battery; VIB = 0
34
42
50
A
IIB(LI)
input leakage current
currentless mode
170
nA
Refresh; pin RFSH
VRsense
sense resistor voltage
Irefresh =VIB/ Rsense; refresh
mode; Irefresh =18mA
75
100
125
mV
VRFSH
refresh voltage for
programming start of refresh
NiCd/NiMH
0
250
mV
Vbat
voltage at pin Vbat for
detecting end of refresh
NiCd/NiMH
0.96
1.0
1.04
V
Isource(max)
maximum source current
VIB =75mV; VP =10V;
VRFSH = 2.7 V; Tamb =25 °C
1.4
2
2.6
mA
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