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Philips TEA1104T User Manual

Page 11

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1996 Feb 26

11

Philips Semiconductors

Objective specification

Cost effective battery monitor and fast
charge IC for NiCd and NiMH chargers

TEA1104; TEA1104T

Fig.6 Basic application diagram.

handbook, full pagewidth

MGE357

LED

VP

Vs

Vbat

TEA1104

GND

OSC

Vref

NTC

LED1
FAST

BAW62

5.1

k

1.2

k

47

k

100

k

270

BD434

BC548

BC548

LED 2

FULL

Cosc

Rref

R4

R3

R2

R1

4

cells

VP = 6.5 to 12 V

−θ

current
supply

+

+

+

Fig.7 Application diagram.

handbook, full pagewidth

MGE358

TEA1104

6

8

4

3

1

7

5

2

−θ