ISL85033IRTZ-T Intersil, ISL85033IRTZ-T Datasheet - Page 15

• Manufacturer Part Number: ISL85033IRTZ-T
• Description: IC REG BUCK ADJ DUAL 28TQFN
• Manufacturer: Intersil
• Type: Step-Down (Buck)r

Specifications of ISL85033IRTZ-T

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 2
• Voltage - Output: 0.8 ~ 28 V
• Current - Output: 3A
• Frequency - Switching: 300kHz ~ 2MHz
• Voltage - Input: 4.5 ~ 28 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-WFQFN exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

Typical Performance Curves
FIGURE 34. OUTPUT SHORT CIRCUIT CHANNEL 1
FIGURE 36. OUTPUT SHORT CIRCUIT CHANNEL 2
15
PHASE1 10V/DIV
PHASE2 10V/DIV
V
V
OUT1
OUT2
IL1 2A/DIV
PG1 5V/DIV
IL2 2A/DIV
PG2 5V/DIV
2V/DIV
2V/DIV
ISL85033
ISL85033
Circuit of Figure 2. V
I
values are at T
OUT2
= 3A, T
FIGURE 35. OUTPUT SHORT CIRCUIT HICCUP AND
FIGURE 37. OUTPUT SHORT CIRCUIT HICCUP AND
A
A
= -40°C to +85°C, unless otherwise noted. Typical
= +25°C. (Continued)
IN
RECOVERY FOR CHANNEL 1
RECOVERY FOR CHANNEL 2
= 12V, V
OUT1
= 5V, V
OUT2
PHASE1 10V/DIV
= 3.3V, I
PHASE2 10V/DIV
V
V
OUT1
OUT2
IL1 2A/DIV
PG1 5V/DIV
IL2 2A/DIV
PG2 5V/DIV
December 8, 2010
2V/DIV
OUT1
2V/DIV
FN6676.2
= 3A,