ISL1904FAZ-T Intersil, ISL1904FAZ-T Datasheet - Page 10

• Manufacturer Part Number: ISL1904FAZ-T
• Description: LED Lighting Drivers High Power LED Controllers, T&R
• Manufacturer: Intersil

Specifications of ISL1904FAZ-T

• Input Voltage: 9 VDC to 20 VDC
• Operating Frequency: 349 Hz
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Package / Case: QSOP-16
• Minimum Operating Temperature: - 40 C

Electrical Specifications
ISL1904” on page 2 and “Typical Application schematics” beginning on page 3. V
+125°C, Typical values are at T
RAMP
RAMP Sink Current Device Impedance
RAMP to PWM Comparator Offset
Input Bias Current
PULSE WIDTH MODULATOR
PWM Restart Delay Range
PWM Restart Cycle Delay
Maximum Frequency Clamp
Minimum Frequency Clamp
Minimum On Time
VERR to PWM Gain
SS to PWM Gain
ERROR AMPLIFIER
Input Common Mode (CM) Range
GBWP
VERR VOL
VERR VOH
Open Loop Gain
Offset Voltage (VOS)
Input Bias Current
CURRENT SENSE (CS+)
Zero Current (CrCM) Detection Threshold, Falling
Input Bias Current
AC DETECTOR
Input Bias Current
Detection Threshold, Falling
Detection Threshold Hysteresis
Input Operating Range
Clamp Voltage
EA Reference Input Range
PARAMETER
A
10
= +25°C; Boldface limits apply over the operating temperature range, -40°C to +125°C.
Recommended operating conditions unless otherwise noted. Refer to “Functional Block Diagram -
T
V
8V < V
RDELADJ = 20.0k, 8V < V
RDELADJ = 210k, 8V < V
8V < V
R
8V < V
8V < V
RAMP = 0V
8V < V
8V < V
(Note 8)
(Note 8)
I
I
SS complete
(Note 8)
8V < V
8V < V
8V < V
8V < V
8V < V
8V < V
8V < V
8V < V
I
8V < V
I
VERR
VERR
ACDETECT
A
RAMP
RAMP
RAMP
= +25°C
= 6mA, 8V < V
= 1mA (Ext. pull-up)
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
= 10 mA
= 0.3V
= 100Ω
ISL1904
TEST CONDITIONS
< 26V
< 26V, RAMP = 2V,
< 26V, R
< 26V, FB = 1V, AC = 2V,
< 26V
< 26V
< 26V
< 26V
< 26V
< 26V
< 26V
< 26V, AC
< 26V
< 26V
< 26V
= 1.0mA
RAMP
PEAK
DD
< 26V
= 23kΩ
= 100mV
DD
DD
< 26V
< 26V
DD
= 17V, R
(Note 7)
RAMP
2.00
3.90
MIN
181
240
173
-1.0
-7.5
-1.0
-1.0
0.2
0.8
1.9
-50
6.8
20
70
18
0
6
0
0
-
-
-
-
-
= 54kΩ, C
0.200
0.222
2.20
4.00
235
280
TYP
1.0
7.2
25
32
23
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
RAMP
= 470pF, T
(Note 7)
0.950
0.538
MAX
2.40
4.20
4.00
320
287
246
1.0
2.0
1.2
3.4
7.5
1.0
1.0
7.6
20
30
50
31
51
(Continued)
-
-
-
-
-
September 20, 2012
A
= -40°C to
UNITS
MHz
MHz
kHz
V/V
V/V
FN8286.1
mV
mV
mV
mV
mV
µA
µA
dB
µA
nA
µs
ns
µs
ns
Ω
V
V
V
V
V
V