ISL6521CBZ-T Intersil, ISL6521CBZ-T Datasheet - Page 4

• Manufacturer Part Number: ISL6521CBZ-T
• Description: IC CTRLR PWM BUCK DC/DC 16-SOIC
• Manufacturer: Intersil

Specifications of ISL6521CBZ-T

• 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
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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