tca5600 Freescale Semiconductor, Inc, tca5600 Datasheet

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tca5600

Manufacturer Part Number
tca5600
Description
Universal Microprocessor Power Supply/controllers
Manufacturer
Freescale Semiconductor, Inc
Datasheet

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Company
Part Number
Manufacturer
Quantity
Price
Part Number:
TCA5600
Manufacturer:
MOTOROLA
Quantity:
6 218
Universal Microprocessor
Power Supply/Controllers
microprocessor based systems and are mainly intended for automotive
applications and battery powered instruments. To cover a wide range of
applications, the devices offer high circuit flexibility with a minimum of
external components.
reference, on–chip dc/dc converter, programmable and remote controlled
voltage regulator, fixed 5.0 V supply voltage regulator with external PNP
power device, undervoltage detection circuit, power–on RESET delay and
watchdog feature for safe and hazard free microprocessor operations.
Applications Include:
RECOMMENDED OPERATING CONDITIONS
MOTOROLA ANALOG IC DEVICE DATA
Power Supply Voltage
Collector Current
Output Voltage
Reference Source Current
Limitation, Overvoltage Protection and Undervoltage Monitor.
Current (150mA), Current Limiting and Thermal Protection.
Regulator to Guarantee Safe Operation Under All Working Conditions
The TCA5600, TCF5600 are versatile power supply control circuits for
Functions included in this IC are a temperature compensated voltage
6.0 V to 30 V Operation Range
2.5 V Reference Voltage Accessible for Other Tasks
Fixed 5.0 V
Programmable 6.0 V to 30 V Voltage Regulator Exhibiting High Peak
Two Remote Inputs to Select the Regulator’s Operation Mode:
Self–Contained dc/dc Converter Fully Controlled by the Programmable
Programmable Power–On RESET Delay
Watchdog Select Input
Negative Edge Triggered Watchdog Input
Low Current Consumption in the V CC1 Standby Mode
All Digital Control Ports are TTL and MOS–Compatible
Microprocessor Systems with E 2 PROMs
High Voltage Crystal and Plasma Displays
Decentralized Power Supplies in Computer Telecom Systems
OFF = 5.0 V, 5.0 V Standby
Programmable Output Voltage
Characteristics
4% Microprocessor Supply Regulator Including Current
Symbol
V CC1
V CC2
V out2
I ref
I C
Min
5.0
5.5
6.0
0
Max
800
2.0
30
30
30
Unit
mA
mA
V
V
TCA5600
TCF5600
Motorola, Inc. 1996
Converter Output
Device
MICROPROCESSOR POWER
V out2 Output
V out1 Sense
SUPPLY/CONTROLLERS
V out2 Prog
RESET
ORDERING INFORMATION
18
V CC1
INH1
WDI
V ref
TCA5600
TCF5600
T J = – 40 to +150 C
SEMICONDUCTOR
Temperature Range
TECHNICAL DATA
Order this document by TCA5600/D
PLASTIC PACKAGE
1
PIN CONNECTIONS
T J = 0 to +125 C
UNIVERSAL
1
2
3
4
5
6
7
8
9
Operating
CASE 707
(Top View)
18
17
16
15
14
13
12
11
10
WDS
Delay
I out1 Sense
Base Drive
V CC2
GND
Current Sense
INH2
Converter Input
Plastic DIP
Plastic DIP
Package
Rev 0
1

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tca5600 Summary of contents

Page 1

... Universal Microprocessor Power Supply/Controllers The TCA5600, TCF5600 are versatile power supply control circuits for microprocessor based systems and are mainly intended for automotive applications and battery powered instruments. To cover a wide range of applications, the devices offer high circuit flexibility with a minimum of external components. ...

Page 2

... Operating Ambient Temperature Range TCA5600 TCF5600 Operating Junction Temperature Range TCA5600 TCF5600 Storage Temperature Range NOTES: 1. Values beyond which damage may occur. 2. Derate at 10 mW/ C for junction temperature above +75 C (TCA5600). Derate at 10 mW/ C for junction temperature above +85 C (TCF5600 Inhibit 2 Converter (INH2) 6 ...

Page 3

... 500 mA and 5 CE(sat) 300 and 300 mA 4. Regulator V out2 programmed for nominal 24 V output by means of R4, R5 (see Figure 1 low = 0 C for TCA5600 T low = –40 C for TCF5600 T high = +125 C for TCA5600 T high = +150 C for TCF5600 6 ...

Page 4

... 500 mA and 5 CE(sat) 300 and 300 mA 4. Regulator V out2 programmed for nominal 24 V output by means of R4, R5 (see Figure 1 low = 0 C for TCA5600 T low = –40 C for TCF5600 T high = +125 C for TCA5600 T high = +150 C for TCF5600 6 ...

Page 5

... TCF5600 –50 – JUNCTION TEMPERATURE ( C) Figure 3. Ripple Rejection versus Frequency out1 1 100 k f,FREQUENCY (Hz) MOTOROLA ANALOG IC DEVICE DATA TCA5600 TCF5600 V CC1 out2 CC1 out2 ...

Page 6

... V CC2 , SUPPLY VOLTAGE (IV) Figure 6. Foldback Characteristics of the 5.0 V Regulator 7.0 6.0 5.0 4.0 3.0 2.0 V CC2 1 100 200 300 400 500 600 I out1 , OUTPUT CURRENT (mA) 6 TCA5600 TCF5600 V CC1 I CC1 out2 CC1 ...

Page 7

... I out2 , OUTPUT CURRENT (mA) Figure 9. Collector Current Detection Level 16 12 8.0 V 12(L) 4 100 200 300 V 12, CURRENT SENSE VOLTAGE (mV) MOTOROLA ANALOG IC DEVICE DATA TCA5600 TCF5600 V CC1 out2 6.0 7.0 8 ...

Page 8

... I F, RECTIFIER CURRENT (mA) Figure 12. INH 2 Leakage Current Immunity 28 V out2 Spec Limits 12 High “Z” State 8.0 4 –40 –30 –20 – LEAKAGE CURRENT ( A) 8 TCA5600 TCF5600 CC1 + out2 800 Figure 11. Rectifier Characteristics CC1 + ...

Page 9

... The time ratio for the charging time to dumping time is defined by Equation (3 – MOTOROLA ANALOG IC DEVICE DATA TCA5600 TCF5600 APPLICATIONS INFORMATION (See Figure 18) Figure 14. Voltage and Current Waveform on the Coil (not to scale) Coil Voltage V CC2 Coil Current I Lpeak ...

Page 10

... High “Z” INH2 “1” “0” 10 TCA5600 TCF5600 Microprocessor Supply Regulator Together with an external PNP power transistor (Q1), a 5.0 V supply exhibiting low voltage drop is obtained to power microprocessor systems and auxiliary circuits. Using a power Darlington with adequate heat sink in the output stage boosts the output current I out1 above 1 ...

Page 11

... DC/DC P Converter C9 22nF 6 P INH 1 Reference 3 V CC1 2. Delay Circuit RESET 100nF MOTOROLA ANALOG IC DEVICE DATA TCA5600 TCF5600 V CC2 < V out1 Overload C5(H) V C5( out2 100 F 86k 0.22 F 24V C3 C7 50mA 0 10k nF V CC2 8 14 ...

Page 12

... How to reach us: USA / EUROPE / Locations Not Listed: Motorola Literature Distribution; P.O. Box 20912; Phoenix, Arizona 85036. 1–800–441–2447 or 602–303–5454 MFAX: RMFAX0@email.sps.mot.com – TOUCHTONE 602–244–6609 INTERNET: http://Design–NET.com 12 TCA5600 TCF5600 OUTLINE DIMENSIONS PLASTIC PACKAGE CASE 707–02 ISSUE C B ...

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