XC9221A09AMR Torex Semiconductor Ltd, XC9221A09AMR Datasheet - Page 4

• Manufacturer Part Number: XC9221A09AMR
• Description: IC CTLR DC/DC STPDN 1MHZ SOT-25
• Manufacturer: Torex Semiconductor Ltd
• Type: Step-Down (Buck)r

Specifications of XC9221A09AMR

• Internal Switch(s): No
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 0.9V
• Current - Output: 3A
• Frequency - Switching: 1MHz
• Voltage - Input: 2.8 ~ 16 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: SOT-23-5, SC-74A, SOT-25
• Power - Output: 250mW
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 893-1106-2

4/22
Unless otherwise stated, V
NOTE:
*1: EFFI = { (output voltage) x (output current)} / { (input voltage) x (input current) } x 100
*2: No Integral protection function is available with the XC9220/9221 C series.
** Refer to the CHARACTERISTICS CHART BY OSCILLATION FREQUENCY.
■ELECTRICAL CHARACTERISTICS
(Minimum Operating Voltage)
Temperature Characteristics
XC9220/XC9221 A and C series
EXT/ High On Resistance
EXT/ Low On Resistance
CE “High” Level Voltage
CE “High” Level Current
Integral Protection Time
FB “High” Level Current
XC9220/XC9221
CE “Low” Level Voltage
CE “Low” Level Current
Short-Circuit Protection
FB “Low” Level Current
Oscillation Frequency
Maximum Duty Ratio
Input Voltage Range
Supply Current 2
Stand-by Current
PFM Duty Ratio
Soft-Start Time
UVLO Voltage
PARAMETER
Efficiency (*1)
FB Voltage
FB Voltage
(*2)
IN
=5.0V
SYMBOL
MAXDTY
PFMDTY
REXTBH
REXTBL
V
Topr V
V
EFFI
V
V
f
t
SHORT
I
I
I
I
I
I
V
V
UVLO
OSC
PRO
DD2
t
CEH
FBH
STB
CEL
FBL
CEH
SS
CEL
V
FB
IN
FB
FB
Series
No load (XC9221 series only)
(XC9220/9221 A series)
Connected to external
V
V
V
IN
CONDITIONS
IN
IN
V
V
=5.0V, FB=1.0V
components
=16V, CE=0V
IN
=16V, FB=0V
IN
=CE=16V
=FB=16V
0.8865
MIN.
- 0.1
- 0.1
- 0.1
- 0.1
100
2.8
1.9
1.2
15
6
6
-
-
-
-
-
0.9000 0.9135
+100
TYP.
2.3
0.1
25
10
12
92
**
**
**
**
-
-
-
-
-
-
-
-
-
MAX.
16.0
2.7
1.0
0.7
0.3
0.1
0.1
0.1
0.1
35
16
20
-
-
-
-
UNIT.
ppm
kHz
μA
μA
μA
μA
/
ms
ms
μA
μA
%
%
O
%
Ω
Ω
V
V
V
V
V
V
C
Ta = 25
CIRCUIT
2
3
1
1
3
2
3
4
4
2
2
2
3
2
2
3
1
1
4
4
-
O
C