AIC1521 Analog Intergrations Corporation, AIC1521 Datasheet

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AIC1521

Manufacturer Part Number
AIC1521
Description
Single High-Side Power Switch With Control Function
Manufacturer
Analog Intergrations Corporation
Datasheet

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AIC1521-0CS994JC
Quantity:
239
Part Number:
AIC1521-1CO
Manufacturer:
TI
Quantity:
752
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Analog Integrations Corporation
DS-1520-00
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FEATURES
APPLICATIONS
TYPICAL APPLICATION
CIRCUIT
www.analog.com.tw
120m
500mA Continuous Load Current.
80 A Typical On-State Supply Current.
1 A Typical Off-State Supply Current.
Current-Limit / Short Circuit Protection.
Thermal Limiting Protection under Overcurrent
Condition.
Undervoltage Lockout Ensures that Switch is off at
Start Up.
Output can be Forced Higher than Input (Off-State).
Slow Turn ON and Fast Turn OFF.
Active-High or Active-Low Enable.
Motherboard USB Management.
USB Power Management.
Hot Plug-In Power Supplies.
Battery-Charger Circuit.
Power Distribution Switch.
Aug 18, 00
(5V Input) High-Side MOSFET Switch.
VCC
5.0V
TEL: 886-3-5772500
Single High-Side Power Switch With Control
+
33 F
*
33 F, 16V Tantalum, or
100 F, 10V Electrolytic
Bold line indicate high-current traces
0.1 F
USB High-Side Power Switch
CTL
4F, 9, Industry E. 9th Rd, Science Based Industrial Park, Hsinchu Taiwan, ROC
FAX: 886-3-5772510
IN
A
A
I
I
C
C
1
1
5
5
2
2
GND
OUT
1
1
-
-
0
0
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DESCRIPTION
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The AIC1521 is an integrated high-side power
switch for self-powered and bus-powered Universal
Serial Bus (USB) applications. The high-side
switch is a MOSFET with 120m
meets USB voltage drop requirements for
maximum transmission wire length. The switch
ON/OFF is controlled by CTL pin.
Output current is typically limited to 1.0A, well
below the 5A safety requirement, and thermal
shutdown function shuts the switch off to prevent
damage under overcurrent conditions.
Guaranteed
inrush current during hot plug-in, minimizing EMI
and preventing the voltage at upstream port from
dropping excessively.
33 F
Ferrite Bead
0
.
01 F
minimum output rise time limits
DATA
VBUS
D+
D-
GND
Function
R
AIC1521
DS(ON)
, which
1

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AIC1521 Summary of contents

Page 1

... DS-1520-00 Aug 18, 00 TEL: 886-3-5772500 n DESCRIPTION The AIC1521 is an integrated high-side power switch for self-powered and bus-powered Universal Serial Bus (USB) applications. The high-side switch is a MOSFET with 120m meets USB voltage drop requirements for maximum transmission wire length. The switch ON/OFF is controlled by CTL pin ...

Page 2

... Output Turn-On Rise Time Output Turn-Off Delay ORDER NUMBER AIC1521-0CO AIC1521-1CO (MSOP8) AIC1521-0CS AIC1521-1CS (SO8) AIC1521-0CW AIC1521-1CW (SOT-89-5) ......… … … ..............… … … … … .… ............... - ....................................… … … .................. - 150 5V, Ta=25 C, unless otherwise IN CONDITIONS Switch Off, OUT=Open ...

Page 3

... Supply Voltage (V) (Continued) CONDITIONS Increasing IN V Decreasing IN Thermal Protection Gate Control 5.5 6.0 6.5 7.0 7.5 AIC1521 MIN. TYP. MAX. 0 0.6 1.0 1.25 110 2.8 2.6 UVLO Current RS Limit GATE NMOS On-State Supply Current vs. Temperature - 40 - Temperature ( C) UNIT OUT ...

Page 4

... Rising 1.10 1.05 1.00 Falling 0.95 0.90 0.85 0. 100 AIC1521 (Continued) Off-State Supply Current vs. Temperature -40 - Temperature ( C) Output On Resistance vs. Temperature -40 - Temperature ( C) Current Limit Threshold vs. Temperature -40 - Temperature ( C) 80 100 80 100 80 100 4 ...

Page 5

... Turn On Rising Time (10 loading) I OUT V OUT 426 S CTL 300 250 200 150 100 100 5.5 6.0 6.5 7.0 7.5 200mA/DIV AIC1521 (Continued) Output Fall Time vs. Temperature -40 - Temperature ( C) Turn On Characteristic (35 , Loading) 220 F 100 200mA/DIV OUT No Cap Turn Off Falling Time (10 Loading) I OUT V OUT 107nS ...

Page 6

... OUT Short Circuit Testing V OUT Thermal Oscillation I 500mA/DIV OUT Turn Off Falling Time (35 , 100uF Loading) I 500mA/DIV OUT V OUT CTL V OUT 1A I OUT AIC1521 (Continued) 500mA/DIV Thermal Limiting Transient Response 500mA/DIV Thermal limit (2 ) loading) Short Circuit Response Time Short I 1A/DIV OUT V OUT 6 ...

Page 7

... EMI. AIC1521 - Power supply input. - Chip power ground. - MOSFET switch output. - TTL compatible control input. It controls the power switch turn- on/turn-off. Active High AIC1521-1 and active low for AIC1521-0. for 7 ...

Page 8

... PHYSICAL DIMENSIONS l MSOP 8 (unit: mm LEAD PLASTIC SO (unit: mm AIC1521 SYMBOL MIN MAX A 0.76 0. 0.20 B 0.28 0.38 C 0.13 0.23 D 2.90 3.10 E 2.90 3.10 e 0.65 H 4.80 5.00 L 0.40 0.66 SYMBOL MIN MAX A 1.35 1.75 A1 0.10 0.25 B 0.33 0.51 C 0.19 0.25 D 4.80 5.00 E 3.80 4.00 e 1.27(TYP) H 5.80 6.20 L 0.40 1.27 8 ...

Page 9

... SOT-89-5 (unit: mm SOT-89-5 MARKING Part No. Marking AIC1521-0CW BH01 AIC1521-1CW BH02 SYMBOL AIC1521 MIN MAX 1.40 1.60 0.32 0.52 1.40 1.80 0.30 0.50 4.40 4.60 2.40 2.60 300 (TYP) 1.50 (TYP) 4.20 5.00 0.80 --- 9 ...

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