ISL6521CBZ Intersil, ISL6521CBZ Datasheet - Page 4
![IC CONTROLLER PWM BUCK 16SOIC](/photos/5/65/56533/20-16-soic_sml.jpg)
ISL6521CBZ
Manufacturer Part Number
ISL6521CBZ
Description
IC CONTROLLER PWM BUCK 16SOIC
Manufacturer
Intersil
Datasheet
1.ISL6521CBZ.pdf
(13 pages)
Specifications of ISL6521CBZ
Pwm Type
Voltage Mode
Number Of Outputs
4
Frequency - Max
325kHz
Duty Cycle
100%
Voltage - Supply
4.5 V ~ 5.5 V
Buck
Yes
Boost
No
Flyback
No
Inverting
No
Doubler
No
Divider
No
Cuk
No
Isolated
No
Operating Temperature
0°C ~ 70°C
Package / Case
16-SOIC (3.9mm Width)
Frequency-max
325kHz
Input Voltage
5V
Output Voltage
4.5V
Frequency
300kHz
Supply Voltage Range
4.5V To 5.5V
Digital Ic Case Style
SOIC
No. Of Pins
16
Operating Temperature Range
0°C To +70°C
Filter Terminals
SMD
Rohs Compliant
Yes
Control Mode
Voltage
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ISL6521CBZ
Manufacturer:
PMC
Quantity:
46
Part Number:
ISL6521CBZ
Manufacturer:
HAR
Quantity:
20 000
Absolute Maximum Ratings
UGATE, BOOT. . . . . . . . . . . . . . . . . . . . . . . . . . . GND - 0.3V to 15V
VCC, PHASE . . . . . . . . . . . . . . . . . . . . . . . . . . . . GND - 0.3V to +7V
DRIVE, LGATE, all other pins . . . . . . . . GND - 0.3V to VCC + 0.3V
Operating Conditions
Supply Voltage on VCC . . . . . . . . . . . . . . . . . . . . . . . . . . +5V ±10%
Ambient Temperature Range
ISL6521CBZ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0°C to 70°C
ISL6521IBZ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -40°C to 85°C
Junction Temperature Range. . . . . . . . . . . . . . . . . . -40°C to 125°C
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the
device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
NOTE:
Electrical Specifications
VCC SUPPLY CURRENT
Nominal Supply Current
POWER-ON RESET
Rising VCC Threshold
Falling VCC Threshold
OSCILLATOR AND SOFT-START
Free Running Frequency
Ramp Amplitude
Soft-Start Interval
REFERENCE VOLTAGE
Reference Voltage (All Regulators)
All Outputs Voltage Regulation
LINEAR REGULATORS (OUT2, OUT3, AND OUT4)
Output Drive Current (All Linears)
Undervoltage Level (V
SYNCHRONOUS PWM CONTROLLER ERROR AMPLIFIER
DC Gain
Gain-Bandwidth Product
Slew Rate
PWM CONTROLLER GATE DRIVERS
UGATE Source
UGATE Sink
LGATE Source
LGATE Sink
PROTECTION
OCSET Current Source
1. θ
JA
is measured with the component mounted on a high effective thermal conductivity test board in free air. See Tech Brief TB379 for details.
PARAMETER
FB
/V
REF
)
4
Operating Conditions: VCC = 5V, T
T
A
= 25°C.
SYMBOL
I
I
I
∆V
I
I
GBWP
OCSET
UGATE
UGATE
F
LGATE
LGATE
V
V
T
I
OSC
SR
CC
REF
OSC
SS
UV
UGATE, LGATE, and DRIVEx Open
ISL6521CBZ
ISL6521IBZ (-40°C to 85°C)
ISL6521CBZ
ISL6521IBZ (-40°C to 85°C)
VCC > 4.5V
COMP = 10pF
VCC = 5V, V
V
VCC = 5V, V
V
ISL6521CBZ
ISL6521IBZ (-40°C to 85°C)
UGATE-PHASE
LGATE
ISL6521
A
= 2.5V
= 0°C to 70°C, Unless Otherwise Noted. Typical specifications are at
UGATE
LGATE
TEST CONDITIONS
Thermal Information
Thermal Resistance (Typical, Note 1)
Maximum Junction Temperature (Plastic Package) . . . . . . . 150°C
Maximum Storage Temperature Range . . . . . . . . . . -65°C to 150°C
Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . 300°C
= 2.5V
(SOIC - Lead Tips Only)
SOIC Package . . . . . . . . . . . . . . . . . . . . . . . . . . . .
= 2.5V
= 2.5V
0.780
4.25
3.74
6.25
31.5
MIN
275
250
-2.0
-2.5
100
15
34
-
-
-
-
-
-
-
-
-
0.800
TYP
6.83
300
300
120
1.5
70
80
40
40
-1
-1
5
6
1
2
-
-
-
-
-
0.820
MAX
4.51
7.40
+2.0
+2.5
325
350
4.0
46
48
-
-
-
-
-
-
-
-
-
-
-
θ
JA
UNITS
V
MHz
V/µs
kHz
kHz
mA
mA
(°C/W)
74
ms
dB
µA
µA
P-P
%
%
%
V
V
V
A
A
A
A