ISL8540IVEZ Intersil, ISL8540IVEZ Datasheet - Page 5

• Manufacturer Part Number: ISL8540IVEZ
• Description: IC REG 2A DC/DC STEP-DN 20HTSSOP
• Manufacturer: Intersil
• Type: Step-Down (Buck)r

Specifications of ISL8540IVEZ

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 1.21 ~ 35 V
• Current - Output: 2A
• Frequency - Switching: 100kHz ~ 600kHz
• Voltage - Input: 9 ~ 40 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-TSSOP Exposed Pad, 20-eTSSOP, 20-HTSSOP
• Power - Output: 3W
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

EN
FB
1.6k
BANDG AP
1.21V
REF
+14%
-14%
3pF
5
SS
START
SO FT-
+
+
+
+
EAM P
FIGURE 1. BLOCK DIAGRAM OF THE ISL8540
CO M P
+
RAM P
ISL8540
G EN
RTCT
CO M P
PW M
OVFLT
UVFLT
O SC
SYNC
PRO TECTIO N
CONTRO LLER
DRIVER
LOG IC
PW M
O CFLT
DELAY
3µs
CSA
VCC5
+ +
LDO
September 9, 2008
LX
SG ND
VIN
BO O T
PG ND
PG O O D
FN6495.5