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G5115 Datasheet(PDF) 2 Page - Global Mixed-mode Technology Inc

Part No. G5115
Description  High Efficiency, Constant Current Output for 4 Series LEDs Driver
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Maker  GMT [Global Mixed-mode Technology Inc]
Homepage  http://www.gmt.com.tw
Logo GMT - Global Mixed-mode Technology Inc

G5115 Datasheet(HTML) 2 Page - Global Mixed-mode Technology Inc

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Ver: 1.1
Sep 20, 2004
TEL: 886-3-5788833
http://www.gmt.com.tw
2
G5115/G5117/G5119
Global Mixed-mode Technology Inc.
Absolute Maximum Ratings
SW, OVP to GND……..………..………….-0.3V to +18V
VCC, SHDN to GND..........................…...-0.3V to +7V
FB to GND..........................................……-0.3V to VCC
Operating Temperature…….……………..-40°C to 85°C
Junction Temperature ..........................................125°C
Storage Temperature………...............…-65°C to 150°C
Reflow Temperature (soldering, 10sec).…..……..260°C
Stress beyond those listed under “Absolute Maximum Rating” may cause permanent damage to the device.
Electrical Characteristics
(VCC=V SHDN =3.6V, TA=25°C, unless specified)
PARAMETER
CONDITION
MIN
TYP
MAX
UNIT
Input Voltage Range
1.7
---
6.5
V
G5115/G5119, Trigger
15
16
17
V
OV Protection Threshold
G5115/G5119, Release
---
---
14
V
OV Pin Input Current
G5115/G5119, Vovp = 16V
---
10
15
µA
VFB = 0.3V
---
50
100
µA
Quiescent Current
V SHDN = 0V
---
2.4
3
µA
FB Comparator Trip Point
242
250
258
mV
Switch Off Time
VFB = 0V
---
400
---
ns
Switch RDS(ON)
ISW = 150mA
---
0.8
1.2
Switch Leakage Current
Switch Off, VSW = 18V
---
0.1
5
µA
Switch Current Limit
200
250
300
mA
SHDN Pin Voltage High
0.9
---
---
V
SHDN Pin Voltage Low
---
---
0.25
V
Note.1:The G5115/G5117/G5119 are guaranteed to meet performance specifications from 0°C~85°C. Specifications
over the -40°C~85°C operating temperature range are assured by design, characterization and correlation
with statistical process controls.
Block Diagram
+
+
VREF
BIAS
SHUTDOWN
LOGIC
C2
SW
L1
SHDN
VCC
C1
R2
FB
ERROR
COMP
0.25V
en_sw
GND
PUMP CONTROL
OC
COMP
DRIVER
TOFF PULSE
CONTROL
VOUT
VIN
CTRL
*
OVP
**
D1
LED
Series
V
OUT
* SHDN pin only availiable for G5117/G5119
** OVP pin only availiable for G5115/G5119
+
+
VREF
BIAS
SHUTDOWN
LOGIC
C2
SW
L1
SHDN
VCC
C1
R2
FB
ERROR
COMP
0.25V
en_sw
GND
PUMP CONTROL
OC
COMP
DRIVER
TOFF PULSE
CONTROL
VOUT
VIN
CTRL
*
OVP
**
D1
LED
Series
V
OUT
* SHDN pin only availiable for G5117/G5119
** OVP pin only availiable for G5115/G5119


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