ISL6522BIBZ Intersil, ISL6522BIBZ Datasheet - Page 5

• Manufacturer Part Number: ISL6522BIBZ
• Description: IC PWM BUCK BST VM 14SOIC
• Manufacturer: Intersil

Specifications of ISL6522BIBZ

• Pwm Type: Voltage Mode
• Number Of Outputs: 1
• Frequency - Max: 1MHz
• Duty Cycle: 100%
• Voltage - Supply: 10.8 V ~ 13.2 V
• Buck: Yes
• Boost: Yes
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 14-SOIC (3.9mm Width), 14-SOL
• Frequency-max: 1MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Electrical Specifications
Typical Performance Curves
Soft START
Soft-Start Current
Peak Soft Start Voltage
GATE DRIVERS
Upper Gate Source
Upper Gate Sink
Lower Gate Source
Lower Gate Sink
PROTECTION
OCSET Current Source
1000
100
10
10
FIGURE 1. R
PARAMETER
SWITCHING FREQUENCY (kHz)
T
RESISTANCE vs FREQUENCY
R
T
PULLUP
TO +12V
R
5
T
Recommended Operating Conditions, Unless Otherwise Noted (Continued)
100
PULLDOWN
TO V
SYMBOL
R
R
I
I
I
OCSET
UGATE
LGATE
UGATE
SS
LGATE
V
I
SS
SS
V
ISL6522BC, I
ISL6522BI, I
V
ISL6522BC, I
ISL6522BI, I
V
BOOT
CC
OCSET
= 12V, V
1000
- V
= 4.5VDC
ISL6522B
PHASE
TEST CONDITIONS
UGATE
LGATE
UGATE
LGATE
LGATE
= 12V, V
= 0.3A
= 0.3A
= 6V
= 0.3A
= 0.3A
UGATE
FIGURE 2. BIAS SUPPLY CURRENT vs FREQUENCY
80
70
60
50
40
30
20
10
0
100
= 6V
200
300
SWITCHING FREQUENCY (kHz)
400
C
MIN
350
300
170
GATE
-
-
-
-
-
-
500
= 3300pF
TYP
500
450
200
4.5
5.0
5.0
3.2
3.2
600
C
10
GATE
C
GATE
700
= 1000pF
= 10pF
MAX
8.75
9.25
5.55
5.85
230
-
-
-
-
800
900
UNITS
mA
mA
µA
µA
Ω
Ω
Ω
Ω
V
1000