Philips TEA1104 user manual

User manual for the device Philips TEA1104

Device: Philips TEA1104
Category: Battery Charger
Manufacturer: Philips
Size: 0.1 MB
Added : 4/30/2013
Number of pages: 16
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Abstracts of contents
Summary of the content on the page No. 1

INTEGRATED CIRCUITS
DATA SHEET
TEA1104; TEA1104T
Cost effective battery monitor and
fast charge IC for NiCd and NiMH
chargers
1996 Feb 26
Objective specification
File under Integrated Circuits, IC03

Summary of the content on the page No. 2

Philips Semiconductors Objective specification Cost effective battery monitor and fast TEA1104; TEA1104T charge IC for NiCd and NiMH chargers FEATURES APPLICATIONS • Accurate detection of fully charged batteries by • Portable telephone currentless peak voltage sensing • Portable computer • Switch-over from fast to safe trickle charge current at • Portable audio battery full detection • Portable video. • Fast charge termination back-up by maximum time and maximum temperature detection GENERAL DESC

Summary of the content on the page No. 3

Philips Semiconductors Objective specification Cost effective battery monitor and fast TEA1104; TEA1104T charge IC for NiCd and NiMH chargers BLOCK DIAGRAM R V handbook, full pagewidth ref S 5 3 6 V SUPPLY P POR battery high protection OR 8 fast LED trickle FILTER MODE CONTROL LATCH 4 1 V bat GND BATTERY SAMPLE- FULL AND-HOLD DETECTOR battery low TO protection trickle OR T max TIMER T min TEA1104 TEA1104T T OSCILLATOR cut-off 2 7 MGE354 NTC OSC Fig.1 Block diagram. 1996 Feb 26 3

Summary of the content on the page No. 4

Philips Semiconductors Objective specification Cost effective battery monitor and fast TEA1104; TEA1104T charge IC for NiCd and NiMH chargers PINNING SYMBOL PIN DESCRIPTION GND 1 ground handbook, halfpage GND 1 8 LED NTC 2 negative temperature coefficient NTC 2 7 OSC resistor input TEA1104 V 3 stabilized supply voltage 3 V S V 6 s P V 4 battery voltage sensing bat 4 5 R V bat ref R 5 reference resistor ref MGE353 V 6 positive supply voltage P OSC 7 oscillator input Fig.2 Pin configuration. LED 8

Summary of the content on the page No. 5

Philips Semiconductors Objective specification Cost effective battery monitor and fast TEA1104; TEA1104T charge IC for NiCd and NiMH chargers Open battery protection • The battery voltage is sensed each ‘cycle time’. The cycle time is defined as: When the rechargeable battery is removed, the output –T = 2 exp16 × t cycle osc voltage V will rise to a high level. The ‘open battery bat protection’ block will detect this voltage and the charge • The ‘inhibit time’ is the time that the charger current

Summary of the content on the page No. 6

Philips Semiconductors Objective specification Cost effective battery monitor and fast TEA1104; TEA1104T charge IC for NiCd and NiMH chargers Output drivers In non mains isolated systems, the current source can be switched via the auxiliary winding (see Fig.6) using the Several output drive possibilities are supported by the TEA140X power plugs. TEA1104, to limit the fast charge current and to indicate In the application section, an example is shown driving two the mode that the charge is in. LED

Summary of the content on the page No. 7

Philips Semiconductors Objective specification Cost effective battery monitor and fast TEA1104; TEA1104T charge IC for NiCd and NiMH chargers START handbook, full pagewidth no no V > 11.5 V 6.2 V < V < 11.5 V V < 5.25 V s s s yes yes yes clamp at 11.5 V total reset logic circuit non-active I = 25 mA set TIME OUT (e.g. 111 min) DDmax I ≤ 45 μA o DD set T (e.g. 48 C) circuit active max o T (e.g. 20 C) min circuit active V < 0.81 V bat no or T < T bat min or T > T bat max (note 1) yes trickle charge

Summary of the content on the page No. 8

Philips Semiconductors Objective specification Cost effective battery monitor and fast TEA1104; TEA1104T charge IC for NiCd and NiMH chargers LIMITING VALUES In accordance with the Absolute Maximum Rating System (IEC 134); note 1. SYMBOL PARAMETER CONDITIONS MIN. MAX. UNIT V supply voltage - 0.5 +13.2 V P V LED output voltage (pin 8) - 0.5 V V oLED P V negative temperature coefficient resistor - 0.5 +5 V iNTC input voltage (pin 2) V oscillator input voltage (pin 7) - 0.5 +5 V i(OSC) V battery inp

Summary of the content on the page No. 9

Philips Semiconductors Objective specification Cost effective battery monitor and fast TEA1104; TEA1104T charge IC for NiCd and NiMH chargers CHARACTERISTICS V = 10 V; T =25 °C; R =33kΩ;C = 1 nF; unless otherwise specified. P amb ref OSC SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT Supply V supply voltage 5.45 - 11.5 V P ΔV /Δt supply voltage start rate -- 0.5 V/μs P V clamping voltage I =25mA 11.5 - 12.8 V clamp clamp V start-up voltage 6.1 6.4 6.7 V start V power-down voltage level 4.65 5.05

Summary of the content on the page No. 10

Philips Semiconductors Objective specification Cost effective battery monitor and fast TEA1104; TEA1104T charge IC for NiCd and NiMH chargers APPLICATION INFORMATION In the trickle charge mode the LED output will pulsate with a repetition time; t = 2 exp14 × t = 0.28 s. trickle osc A guideline for the settings of TEA1104 and its external The duty factor of the pulse is 2.5% of t . This duty components selection is given based on an example of a trickle factor also applies to the charge current as

Summary of the content on the page No. 11

Philips Semiconductors Objective specification Cost effective battery monitor and fast TEA1104; TEA1104T charge IC for NiCd and NiMH chargers handbook, full pagewidth + V = 6.5 to 12 V P + + BD434 1.2 5.1 kΩ kΩ R1 LED 2 LED1 FULL FAST 270 Ω BAW62 100 47 kΩ kΩ current 4 supply cells LED V V V P s bat BC548 TEA1104 R3 R2 BC548 V GND OSC ref NTC C osc R ref R4 -θ - - MGE357 Fig.6 Basic application diagram. handbook, full pagewidth 68 4 3 TEA1104 17 5 2 -θ MGE358 Fig.7 Application diagram. 1996 F

Summary of the content on the page No. 12

Philips Semiconductors Objective specification Cost effective battery monitor and fast TEA1104; TEA1104T charge IC for NiCd and NiMH chargers PACKAGE OUTLINES SO8: plastic small outline package; 8 leads; body width 3.9 mm SOT96-1 D E A X c y H v M E A Z 8 5 Q A 2 A (A ) 3 A 1 pin 1 index θ L p L 1 4 e w M detail X b p 0 2.5 5 mm scale DIMENSIONS (inch dimensions are derived from the original mm dimensions) A (1) (1) (2) UNIT A A A b cD E eH LLQZvwyθ 1 2 3 p E p max. 0.25 1.45 0.49 0.25 5.0 4.0 6

Summary of the content on the page No. 13

Philips Semiconductors Objective specification Cost effective battery monitor and fast TEA1104; TEA1104T charge IC for NiCd and NiMH chargers DIP8: plastic dual in-line package; 8 leads (300 mil) SOT97-1 D M E A 2 A A 1 L c w M Z b 1 e (e ) 1 M H b b 2 8 5 pin 1 index E 1 4 0 5 10 mm scale DIMENSIONS (inch dimensions are derived from the original mm dimensions) (1) A A A (1) (1) 12 Z UNIT b b b cD E e e L M M w 1 2 1 E H max. min. max. max. 1.73 0.53 1.07 0.36 9.8 6.48 3.60 8.25 10.0 mm 4.2 0.

Summary of the content on the page No. 14

Philips Semiconductors Objective specification Cost effective battery monitor and fast TEA1104; TEA1104T charge IC for NiCd and NiMH chargers SOLDERING Several techniques exist for reflowing; for example, thermal conduction by heated belt. Dwell times vary Introduction between 50 and 300 seconds depending on heating method. Typical reflow temperatures range from There is no soldering method that is ideal for all IC 215 to 250 °C. packages. Wave soldering is often preferred when through-hole and s

Summary of the content on the page No. 15

Philips Semiconductors Objective specification Cost effective battery monitor and fast TEA1104; TEA1104T charge IC for NiCd and NiMH chargers DEFINITIONS Data sheet status Objective specification This data sheet contains target or goal specifications for product development. Preliminary specification This data sheet contains preliminary data; supplementary data may be published later. Product specification This data sheet contains final product specifications. Limiting values Limiting values given are

Summary of the content on the page No. 16

Philips Semiconductors – a worldwide company Argentina: IEROD, Av. Juramento 1992 - 14.b, (1428) Philippines: PHILIPS SEMICONDUCTORS PHILIPPINES Inc., BUENOS AIRES, Tel. (541)786 7633, Fax. (541)786 9367 106 Valero St. Salcedo Village, P.O. Box 2108 MCC, MAKATI, Metro MANILA, Tel. (63) 2 816 6380, Fax. (63) 2 817 3474 Australia: 34 Waterloo Road, NORTH RYDE, NSW 2113, Tel. (02)805 4455, Fax. (02)805 4466 Portugal: PHILIPS PORTUGUESA, S.A., Rua dr. António Loureiro Borges 5, Arquiparque - Miraflo


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