XC9128/XC9129
Series
1. EN, AEN/ Pin Function
●XC9128
Series
EN PIN
L→H
H
H
H
L
L
■FUNCTION
CHART
AEN/ PIN
L
H→L
H→L
H
L
H
FB PIN VOLTAGE
-
Lower than 0.45×0.8V
Higher than 0.45×0.95V
-
-
-
IC OPERATIONAL STATE
Operation
Operation
Operation
Step-Up Operation
Shut-Down
Disable
Disable
SOFT-START FUNCTION
Available
Available
Not Available
-
-
-
* Do not leave the EN and AEN/ Pins open.
●XC9129
Series
EN PIN
H
L
IC OPERATIONAL STATE
Operation
Disable
* Do not leave the EN Pin open.
2. MODE Pin Function
●XC9128/XC9129
Series
MODE PIN
H
L
FUNCTION
PWM Control
PWM/PFM Automatic Switching Control
■PRODUCT
CLASSIFICATION
●Ordering
Information
XC9128①②③④⑤⑥-⑦
XC9129①②③④⑤⑥-⑦
*1
)
*1
)
・・・・
MSOP-10, USP-10B
・・・・
USP-10B
SOP-8 (Under Development)
DESIGNATOR
①
DESCRIPTION
Transistor Built-In,
Output Voltage Freely Set (FB voltage),
Integral Protection Type
Reference Voltage
Oscillation Frequency
SYMBOL
B
D
45
C
AR
AR-G
DR
DR-G
SR
DESCRIPTION
With integral protection
Without integral protection
Fixed reference voltage 0.45Ｖ
②=4, ③=5
1.2MHz
MSOP-10
MSOP-10 (Halogen & Antimony free)
USP-10B
USP-10B (Halogen & Antimony free)
SOP-8 (under development)
②③
④
⑤⑥-⑦
Packages
Taping Type
(*2)
(*1)
(*2)
The “-G” suffix indicates that the products are Halogen and Antimony free as well as being fully RoHS compliant.
The device orientation is fixed in its embossed tape pocket. For reverse orientation, please contact your local Torex sales office or
representative. (Standard orientation:
⑤R-⑦,
Reverse orientation:
⑤L-⑦)
3/13
TOREX [ TOREX SEMICONDUCTOR ]
