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SC4510ITSTRT Datasheet(PDF) 4 Page - Semtech Corporation

Part # SC4510ITSTRT
Description  High Performance Synchronous Buck Controller With Reference Tracking
PDF  16 Pages
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Manufacturer  SEMTECH [Semtech Corporation]
Direct Link  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

SC4510ITSTRT Datasheet(HTML) 4 Page - Semtech Corporation

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© 2004 Semtech Corp.
www.semtech.com
SC4510
POWER MANAGEMENT
Pin Configuration
Ordering Information
Part Number
Package(1)
Temp. Range (T
J)
SC4510ITSTR
TSSOP-20
-40°C to +85°C
SC4510ITSTRT(2)
Notes:
(1) Only available in tape and reel packaging.
A reel contains 2500 devices.
(2) Lead free product. This product is fully WEEE and RoHS
compliant.
1
2
3
4
5
6
7
8
AGND
REF
TOP VIEW
(20 Pin TSSOP)
13
14
15
16
SYNC
REFIN
COMP
REFOUT
IN-
CS+
ROSC
CS-
SS/EN
PGOOD
VIN
AVCC
VPN
PVCC
9
10
12
BST
GDL
GDH
PGND
11
18
17
19
20
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
Power Good Output
Overvoltage sense threshold
V
OVTH
REFIN = 2.5V
2.8
V
Undervoltage sense threshold
V
UVTH
REFIN = 2.5V
2.2
V
Power Good voltage
V
PG
I
PG
= 5 mA
I
PG
= 2.5 mA
Output under fault
1.5
0.4
V
V
Output Drive
High Side Gate Drive
I
GDH
Source or sink
1
A
Low Side Gate Drive
I
GDL
Source or sink
1
A
Dead Time Between Drives
60
90
120
nS
Rise Time
C
OUT = 1000 pF
20
nS
Fall Time
C
OUT = 1000 pF
20
nS
Note:
(1) Guaranteed by design. Not tested in production.
Unless specified: T
A = TJ = -40°C to +85°C, AVCC/PVCC = 12V, Fosc = 300 kHz, SS/EN = 5V
Electrical Characteristics (Cont.)



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