EL7530IYZ-T7 Intersil, EL7530IYZ-T7 Datasheet - Page 7

• Manufacturer Part Number: EL7530IYZ-T7
• Description: IC REG STEP-DOWN 600MA 10-MSOP
• Manufacturer: Intersil
• Type: Step-Down (Buck)r

Specifications of EL7530IYZ-T7

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.8 ~ 5.5 V
• Current - Output: 600mA
• Frequency - Switching: 1.4MHz
• Voltage - Input: 2.5 ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 10-MSOP, Micro10™, 10-uMAX, 10-uSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

Performance Curves and Waveforms
All waveforms are taken at V
otherwise noted.
FIGURE 18. PWM LOAD TRANSIENT RESPONSE (100mA TO
FIGURE 20. LOAD REGULATION (PWM MODE)
-0.2
-0.6
0.6
0.2
FIGURE 22. PFM-PWM TRANSITION TIME
1
0
0
I
O
500mA)
=150mA
200
400
IN
50µs/DIV
2µs/DIV
= 3.3V, V
I
7
O
600
(mA)
O
800
= 1.8V, I
12MHz
1.4MHz
1K
O
5MHz
= 600mA with component values shown on page 1 at room ambient temperature, unless
∆V
(50mV/DIV)
I
(200mA/DIV)
O
1.2K
SYNC
(2V/DIV)
LX
(2V/DIV)
O
(Continued)
EL7530
FIGURE 21. LINE REGULATION @ 500mA (PWM MODE)
100
FIGURE 19. EFFICIENCY vs I
-0.1
-0.3
-0.5
80
60
40
20
0.5
0.3
0.1
FIGURE 23. PFM-PWM TRANSITION TIME
0
0
0
I
O
1.4MHz
=50mA
200
200
400
400
2µs/DIV
I
O
V
600
(mA)
IN
600
(V)
5MHz
O
800
12MHz
800
(PWM MODE)
1.4MHz
1K
5MHz
12MHz
1K
1.2K
1.2K
SYNC
(2V/DIV)
LX
(2V/DIV)
July 12, 2006
FN7434.6