ISL8112IRZ Intersil, ISL8112IRZ Datasheet - Page 10

• Manufacturer Part Number: ISL8112IRZ
• Description: IC MAIN POWER SUPP CTRLR 32-QFN
• Manufacturer: Intersil
• Type: Step-Down (Buck)r

Specifications of ISL8112IRZ

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 2
• Voltage - Output: 0.7 ~ 5.5 V
• Current - Output: 200mA
• Voltage - Input: 5.5 ~ 25 V
• Operating Temperature: -40°C ~ 100°C
• Mounting Type: Surface Mount
• Package / Case: 32-VQFN Exposed Pad, 32-HVQFN, 32-SQFN, 32-DHVQFN
• Power - Output: 5mW
• Rohs Compliant: YES
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Frequency - Switching: -

Typical Performance Curves
450
400
350
300
250
200
150
100
600
500
400
300
200
100
5.04
5.02
5.00
4.98
4.96
4.94
4.92
4.90
4.88
4.86
4.84
50
0
0
0.001
0.001
0
FIGURE 9. V
FIGURE 11. V
SKIP
FIGURE 13. LDO OUTPUT 5V vs LOAD
ULTRA-SKIP
0.010
0.010
50
OUT2
OUT1
OUTPUT LOAD (mA)
OUTPUT LOAD (A)
= 3.3V FREQUENCY vs LOAD
OUTPUT LOAD (A)
ULTRA-SKIP
= 5V FREQUENCY vs LOAD
PWM
BYP = 0V
10
BYP = 5V
0.100
0.100
100
PWM
SKIP
Circuit of Figure 17 and Figure 18, no load on LDO, VSEN1, VSEN2, VREF2, and VREF1,
V
unless otherwise noted. Typical values are at T
IN
1.000
1.000
150
= 12V, EN2 = EN1 = VCC, VBYP = 5V, PVCC = 5V, VEN_LDO = 5V, T
10.000
10.000
200
ISL8112
14
12
10
40
35
30
25
20
15
10
3.35
3.30
3.25
3.20
3.15
3.10
3.05
3.00
8
6
4
2
0
5
0
0.001
0.001
0
ULTRA-SKIP
FIGURE 10. V
FIGURE 12. V
FIGURE 14. LDO OUTPUT 3.3V vs LOAD
A
SKIP
= +25°C. (Continued)
PWM
0.010
0.010
50
ULTRA-SKIP
OUT2
BYP = 3.3V
OUT1
OUTPUT LOAD (A)
OUTPUT LOAD (mA)
OUTPUT LOAD (A)
PWM
= 3.3V RIPPLE vs LOAD
= 5V RIPPLE vs LOAD
0.100
0.100
100
BYP = 0V
A
= -40°C to +100°C,
SKIP
1.000
1.000
150
August 10, 2010
10.000
FN6396.1
10.000
200