zl1505 Intersil Corporation, zl1505 Datasheet - Page 3

• Manufacturer Part Number: zl1505
• Description: Synchronous Step-down Mosfet Drivers
• Manufacturer: Intersil Corporation

Table 3. Electrical Specifications
V
Notes:
1. The minimum PWMH on-time pulse (t
2. The minimum GH on-time pulse (t
DD
Bias Current Characteristics
I
PWM Input Characteristics
PWM input bias current
PWM input logic low, V
PWM input logic high, V
Hysteresis
Minimum PWMH on-time to produce
GH pulse, t
Minimum GH on-time pulse, t
Minimum PWMH off-time to produce
valid GH pulse, t
Forward Voltage (V
Thermal trip point
Thermal reset point
Driver voltage (V
High-side driver peak gate drive
current (pull-up)
High-side driver peak gate drive
current (pull-down)
High-side driver pull-up resistance
High-side driver pull-down
resistance
Bootstrap Diode Characteristics
Thermal protection
Upper Gate Driver Characteristics
DD
the falling edge.
= 6.5 V, T
supply current
PWMH,ON
Parameter
J
= - 40 °C to 125 °C unless otherwise noted. Typical values are at T
PWMH,OFF
BST
1
F
3
– V
)
IL
SW
IH
)
GH,ON
2
GH,ON
Forward bias current 100 mA
HSEL connected to BST
HSEL connected to BST
HSEL connected to BST
PWMH,ON
C
HSEL connected to SW
HSEL connected to SW
HSEL connected to BST
HSEL connected to SW
HSEL connected to SW
) is specified at V
(V
(V
GH
(V
(V
PWMH or PWML
PWMH or PWML
PWMH or PWML
BST
GH
GH
GH
= 3 nF, V
Not switching
Conditions
V
V
V
V
V
V
– V
V
V
– V
– V
– V
) is specified from V
DD
DD
DD
DD
DD
DD
PWM
PWM
C
C
C
GH
GH
GH
SW
GH
= 6.5 V
= 5.0 V
= 6.5 V
= 5.0 V
= 6.5 V
= 5.0 V
SW
SW
= 5 V
= 0 V
) = 50 mV,
) = 50 mV,
= 0
= 0
= 0
ZL1505
) = 2.5 V,
) = 2.5 V,
HSEL
= V
GH
= 2.5 V.
BST
PWM
Min
1.7
1.5
2.8
2.2
2.0
1.0
2.0
1.0
= 2.5 V on the rise edge to V
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
Typ
110
150
134
1.7
3.1
2.5
1.1
0.8
8.5
0.8
3.2
1.7
3.2
1.6
0.7
0.9
0.8
1.1
10
14
13
5
–
2
6
A
= 25 °C.
Data Sheet Revision 2/18/2009
Max
180
2.2
1.9
3.4
2.7
0.9
1.2
1.1
1.5
12
14
20
17
1
–
–
–
–
–
–
–
–
–
–
–
www.intersil.com
PWM
Unit
= 2.5 V on
µA
µA
µA
ns
ns
ns
°C
°C
Ω
Ω
Ω
Ω
V
V
V
V
V
A
A
A
A