TEA1103 データシートの表示（PDF） - Philips Electronics

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TEA1103

Fast charge ICs for NiCd and NiMH batteries

Philips Electronics 

Philips Semiconductors

Fast charge ICs for NiCd and NiMH

batteries

SYMBOL

PARAMETER

CONDITIONS

Output drivers; AO, LS and PWM

IAO(source) analog output source current

IAO(sink)

analog output sink current

gm1

transconductance of amplifier

A1

Gv1,2

voltage gain of amplifiers

A1 and A2

Gv2

ILS(source)

voltage gain of amplifier A2

maximum source current

(pin LS)

ILS(sink)

maximum sink current

(pin LS)

IOH(PWM)

IOL(PWM)

δPWM

HIGH level output current

LOW level output current

maximum duty factor

Battery monitor; Vbat

IVbat

battery monitor input current

Vbat

voltage range of Vpeak

detection

∆Vbat/Vbat

Vpeak detection level with

respect to top level

∆Vbat

voltage resolution for Vpeak

Protections; Vbat

Vbat(l)

maximum voltage at pin Vbat

for detecting low battery

voltage

VAO = 3 V (p-p);

VLS = 2.8 V

VAO = 3 V (p-p);

VLS = 1.2 V

VIB = 50 mV

VAO = 3 V (p-p)

VAO = 2 V (p-p)

VLS = 2.25 V

VLS = 2.25 V

VPWM = 3 V

VPWM = 0.7 V

Vbat = 1.85 V

Vbat = 1.85 V;

Tj = 0 to 50 °C

Oscillator; pin OSC

Vosc(H)

HIGH level oscillator switching

voltage

Vosc(L)

LOW level oscillator switching

voltage

fosc(min)

fosc(max)

minimum oscillator frequency

maximum oscillator frequency

Rref = 125 kΩ;

Cosc = 400 pF

Rref = 12.5 kΩ;

Cosc = 400 pF

Preliminary specification

TEA1103; TEA1103T;

TEA1103TS

MIN.

TYP.

MAX. UNIT

−9

−

50

−

−

250

−

72

−

11

−25

−21

16

21

−19

−15

10

14

−

79

0

mA

−

µA

−

µA/V

−

dB

−

dB

−16

µA

25

µA

−11

mA

18

mA

−

%

−

1

0.3

−

−

nA

2

V

−

−0.25

−

%

−

0.6

−

mV

0.25

0.30

0.35

V

−

2.5

−

1.5

20.9

23

158

174

−

V

−

V

25.1

kHz

190

kHz

1999 Jan 27

16

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