c644ultrt Semtech Corporation, c644ultrt Datasheet - Page 8

• Manufacturer Part Number: c644ultrt
• Description: Light Management Unit With 4 Ldos And Sempulse Interface
• Manufacturer: Semtech Corporation

Typical Characteristics (continued)
I
I
LDO
LDO
V
V
LDO
LDO
(100mA/div)
(100mA/div)
(50mV/div)
(50mV/div)
-10
-15
-20
-25
-5
0
0
V
IN
=3.6V, 25°C
V
V
LDO Load Transient Response (3.3V)
LDO Load Transient Response (1.2V)
IN
IN
=3.7V, V
=3.7V, V
40
Load Regulation (LDO2)
LDO
LDO
=.2V, I
=3.3V, I
Time (20µ���i��
LDO
LDO
80
Time (20µ���i��
= to 00mA, 25°C
= to 00mA, 25°C
I
LDO
1.2V
(mA�
���i��
���i��
��i��
��i��
120
1.8V
1.5V
160
200
I
I
LDO
OUT
V
LDO
(100mA/div)
(200mA/div)
V
(50mV/div)
OUT
-10
-15
-20
-25
-30
-5
0
(V/div)
0
V
IN
=3.6V, 25°C, m = 1, 3, or 4
V
V
LDO Load Transient Response (1.8V)
IN
OUT
=3.7V, V
Output Short Circuit Current Limit
=0V, V
40
Load Regulation (LDOm)
LDO
IN
=4.2V, 25°C
=.8V, I
LDO
Time (1m���i��
80
Time (20µ���i��
= to 00mA, 25°C
1.5V
I
LDO
2.8V
(mA�
1.8V
���i��
���i��
��i��
��i��
120
3.3V
2.5V
160
SC644
200
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