AIC1563CN Analog Intergrations Corporation, AIC1563CN Datasheet

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AIC1563CN

Manufacturer Part Number
AIC1563CN
Description
Manufacturer
Analog Intergrations Corporation
Datasheet

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Part Number
Manufacturer
Quantity
Price
Part Number:
AIC1563CN
Manufacturer:
AIC
Quantity:
1 400
Part Number:
AIC1563CN
Manufacturer:
AIC
Quantity:
2 564
Company:
Part Number:
AIC1563CN
Quantity:
244
Analog Integrations Corporation
DS-1563-01
V
IN
+
FEATURES
APPLICATIONS
TYPICAL APPLICATION CIRCUIT
3V to 30V Input Voltage Operation.
Internal 2A Peak Current Switch.
1.5A Continuous Output Current.
Bootstrapped Driver.
High Side Current Sense Capability.
High Efficiency (up to 90%).
Internal ±2% Reference.
Low Quiescent Current at 1.6mA.
Frequency Operation from 100Hz to 100KHz.
Constant Current Source for Battery Chargers.
Saver for Cellular phones.
Step-Down DC-DC Converter Module.
1N1418
220µF
C1
D2
CT
Jan 30, 01
120
R2
DC
DE
CF
GND
AIC1563
BOOST
R1
1K
1µF
3C
VCC
FB
IS
4F, 9, Industry E. 9th Rd, Science Based Industrial Park, Hsinchu Taiwan, ROC
TEL: 886-3-5772500
RA
5.6K
D1
1N5821
220µH
220µF
L
33K
RB
+
1N5819
C
D3
O
*I
*RS
O
10µF
=300mV/RS
C5
FAX: 886-3-5772510
+
I
O
The AIC1563 is a monolithic control circuit
containing the primary functions required for DC
to DC converters and highside-sensed constant
current source. The device consists of an inter-
nal temperature compensated reference, com-
parator, controlled duty cycle oscillator with an
active current sense circuit, bootstrapped driver,
and high current output switch. This device is
specifically designed to construct a constant
current source for battery chargers with a mini-
mum number of external components. Boot-
strapped driver can drive the NPN output switch
to saturation for higher efficiency and less heat
dissipation. The AIC1563 can deliver 1.5A con-
tinuous current without requiring a heat sink.
100
70
90
80
DESCRIPTION
Versatile DC/DC Converter
0
(%)
Efficiency vs Output Current
0.5
V
Io (A )
1
IN
V
= 16V, V
IN
= 16V, V
www.analog.com.tw
AIC1563
O
1.5
= 12V
O
= 8V
2
1

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AIC1563CN Summary of contents

Page 1

FEATURES 3V to 30V Input Voltage Operation. Internal 2A Peak Current Switch. 1.5A Continuous Output Current. Bootstrapped Driver. High Side Current Sense Capability. High Efficiency (up to 90%). Internal ±2% Reference. Low Quiescent Current at 1.6mA. Frequency Operation from 100Hz ...

Page 2

... Current Source 2V/ DISCHG CHG 1nF CT ORDER NUMBER AIC1563CN (PLASTIC DIP) AIC1563CS (PLASTIC SO) ............................................………….......... -0.3V~30V ....................................................……………......................... 30V ..................................…………............................. 30V ....................................................…………….......................... 30V Ta= 25°C ............................…………................................ 1.0W Thermal Resistance .............… ...

Page 3

AIC1563 ELECTRICAL CHARACTERISTICS PARAMETER Oscillator Charging Current Discharge Current Voltage Swing Discharge to Charge Cur- rent Ratio Current Limit Sense Voltage I Output Switch Saturation Voltage, Emitter Follower Connection Saturation Voltage DC Current Gain Collector Off-State Current Comparactor Threshold Voltage ...

Page 4

AIC1563 TYPICAL PERFORMANCE CHARACTERISTICS Output Switch ON-OFF Time vs Oscillator Timing Capacitor VCC=5V V =VCC IS PIN 5=GND ON -TIME 1 0.1 CT, Oscillator Timing Capacitor (nF Threshold Voltage vs Temperature FB 1.3 VCC = 5V ...

Page 5

AIC1563 BLOCK DIAGRAM PIN DESCRIPTIONS PIN switch collector. PIN Darlington switch emitter. PIN Oscillator timing capacitor. PIN 4: GND - Power ground. APPLICATION INFORMATIONS DESIGN FORMULA TABLE CALCULATION t ON ...

Page 6

AIC1563 V = Saturation voltage of the output switch. SAT V = Forward voltage of the ringback rectifier F The following power supply characteristics must be chosen Nominal input voltage Desired output voltage, OUT V ...

Page 7

AIC1563 APPLICATION EXAMPLES R1 470 RS 0. 8V~25V + C1 100µF When V IN Then, R1=1K Line Regulation Load Regulation Short Circuit Current 5V 1N5819 RS 0. 16V~25V + C1 100µF Fig. 4 Step-Down Converter with ...

Page 8

AIC1563 APPLICATION EXAMPLES RS 0. 100µ 2.2K Line Regulation Load Regulation Fig. 6 Step-Up Converter with External NPN Switch (CONTINUED) 200µ 150 1 8 BOOST ...

Page 9

AIC1563 APPLICATION EXAMPLES L D1 1N5819 V OUT -12V/100mA Line Regulation Load Regulation PHYSICAL DIMENSIONS 8 LEAD PLASTIC SO (unit: mm (CONTINUED BOOST 100µ GND 600pF AIC1563 953 ...

Page 10

AIC1563 8 LEAD PLASTIC DIP (unit: mm SYMBOL MIN MAX A1 0.381 A2 2.92 b 0.35 C 0.20 D 9.01 10.16 E 7.62 E1 6.09 e 2.54 (TYP) eB — ...

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